Vapour Phase Aluminizing Furnace

Sl. No. Name & Address of the Vendor

NEW SPECIFICATION (E=Essential/D=Desirable) E/D Compliance (Yes/No) Remarks

1 Scope: Supply, installation and commissioning of a brand new Vapour Phase Aluminizing Furnace conforming to the following specification: E

Scope of Supply

2 Supply, installation and commissioning of furnace equipment for the high temperature Vapour Phase Aluminizing deposition of Aluminide and Silicon diffused Aluminide coatings on aero engine turbine components for protection against typical high temperature Oxidation and hot Corrosion operational environments. E

3 Complete Process Technology Transfer (Transfer of Technology) shall be licensed and provided to HAL. The transfer of technology shall be provided to HAL and shall also be provided whenever requested by HAL until the completion of the warranty. The transfer of technology shall also include (but not limited to) development of new prove out programs, process and methodology for vapour phase aluminizing of the below mentioned parts. E

Equipment specification

4 Vapour Phase Aluminizing Processing Equipment, shall be supplied in accordance with the following minimum specification details as following: E

Vapour Phase Aluminizing Processing Equipment.

5 A processing Vapour Phase Aluminizing furnace in the configuration of a vertical bell furnace type arrangement, vertical retort reactor bases and with manipulation by the provision of an overhead bridge crane contrivance for all lift, drop and processing batch load duty manipulation tasks. E

6 Main system assembly shall comprise of one vertical bell furnace unit, two accompanying reactor bases Base 1 & Base 2 (with Base 1 ideally dedicated to stand alone Aluminide coatings and Base 2 ideally dedicated to Aluminide - Silicide coatings) and with synchronized operations for simultaneous heating (Base 1) and cooling (Base 2) & vice versa of individual reactors as operationally required. E

7 Main furnace unit shall be an electrically heated bell furnace with 175kVA or higher heating power and four or higher independently controlled heating zones. E

8 Main furnace unit shall be equipped with four independent main temperature controller and over temperature control systems. 4 Nos each duplex type-S metal/ceramic thermocouples for temperature control and also for over temperature control functionality with an independent safety device to switch off the heating power. E

9 Furnace system shall be capable of heating a fully loaded Vapour Phase Aluminizing reactor from ambient room temperature up to a maximum operational working temperature at a minimum averaged heating rate of at least 9°C/min or faster without load. E

10 Furnace system shall be capable of cooling a fully loaded Vapour Phase Aluminizing reactor at a minimum averaged cooling rate of at least 3°C/min or faster. E

11 Main furnace bell unit, upon installation or removal before/after an operational cycle, shall be equipped with Auto-Connect/Auto-Disconnect systems for all required utility and electrical services and which shall be inclusive of electrical energy systems, thermocouple systems and cooling water systems and shall require no routine operator assistance for union connections/disconnections. E

12 Main bell furnace assembly shall be equipped with an integrated cooling system whereby a previously sealed inlet orifice shall be permitted to open and with allowance for a fan assisted cooling air vortex pattern to be swept upwards within the internal chamber plenum space (between outer circumference of the reactor wall & inner circumference of the heating furnace bell) and as further reliant upon the simultaneous opening of a top mounted, externally located valve mechanism and specified for high temperature operational service, and readily facilitating the means for accelerated air cooling methods to occur. Air inlet & outlet valve assembly mechanism shall be fully automated and with opening/closing actions controlled as a process recipe directed command logic. Heating elements should be Kanthal rob type (preferably) for longer service life. Lightweight ceramic fibre insulation of appropriate thickness to ensure the surface temperature on the outside areas are kept within safe limits less than 60°C. E

13 A mobile cooling shroud assembly (after removal of a hot furnace) shall be supplied for accelerated cool down cycles. E

14 Furnace retort/s (with outer design corrigated sheet) shall be fabricated from Inconel 601 material only. Retort Wall thickness : ≥6mm E

15 Vapour Phase Aluminizing reactor retort/s shall be supplied with ‘O-Ring’ seals for retort to base sealing and which shall integrate an intrinsic safety system incorporating continuous vacuum pumping and evacuation of toroidal space/s between such seals and with electronic observance of any such vacuum decay to be revealed. E

16 Maximum furnace temperature: 1180°C E

17 Maximum reactor working temperature: 1140°C E

18 Operational working temperature range for reactor: 800 - 1140°C E

19 Work zone temperature uniformity: +/- 10°C (AMS2750H, Class-4) or better E

20 Furnace/Reactor/s shall be capable of conforming with all processing Pyrometry requirements as mandated within the latest/current version of the AMS2750G Pyrometry standard. E

21 Furnace/Reactor/s shall be supplied with capability to enable future system calibrations to be conforming with SAT (System Accuracy Test) processing requirements of the AMS2750G Pyrometry standard. E

22 Internal reactor volume specifications: Free working diameter of 750 mm or higher and a free working height (useable) of 1500mm or higher. E

23 Internal reactor payload capacity: 600kgs or higher at maximum allowable operational processing temperatures. E

24 Internal reactor volume space shall be of a Vapour Phase Aluminizing reactor type arrangement, and which shall NOT employ any traditional type coating enclosure/containment boxes as per conventional type coating deposition furnace designs. E

25 Internal Vapour Phase Aluminizing reactor shelf racking system/s shall be manufactured from high temperature cast alloy (Inconel 601 or better material whihc can sustain halide gases transportation) material sections and shall not be offered as a manufactured assembly device fabricated from sheet material. All the internal and external piping systems used for transportation of pre-cursor gases within the retort shall be made of inconel-601 material or better material whihc can sustain halide gases transportation with appropriate end fittings and joints (accessories). Vendor should also supply a spare set of full piping systems for both the retorts with end fittings and control valves (accessories). E

26 Internal Vapour Phase Aluminizing reactor shelf racking system/s shall offer a multi stacking assembly arrangement and with capacity for operations to readily change between a three shelf stacking arrangement and alternatively, to a four and/or five shelf stacking arrangement/s. E

27 Chosen precursor gas/s generation for subsequent coating deposition shall NOT be produced within the main process reactor by a procedural method with the use of conventional halide activation salts (i.e., Activator Salts NH4F, NH4HF2, or NH4Cl). E

28 Aluminizing donor precursor gas generation for subsequent coating deposition shall ONLY be produced within the confines of the main process reactor and shall be created with the provision of an externally transferred halide gas allowable as either a Fluorine or Chlorine based gas species, and with either choice of activation gas species to be stored as a separated container and with prudent transmission line systems for the safe internal delivery of such gas to within the main process reactor. E

29 NOTE-A: External (to process reactor) generation unit/s for the thermochemical creation of AlCl/Fx precursor gas/s are NOT permitted for this scope of supply. E

30 NOTE-B: As applied Aluminized deposition coatings shall be equally applicable for the subsequent formation of Platinum Aluminized coatings and in the instance of a pre Platinum electroplating process being performed and as to be future required at the discretion of the HAL organisation. E

31 Siliconizing donor precursor gas generation for subsequent coating pre/co-deposition shall ONLY be produced within the confines of the main process reactor and shall be created with the provision of an externally transferred halide gas allowable as either a Fluorine or Chlorine based gas species, and with either choice activation gas species to be stored as a separated container and with prudent transmission line systems for the safe internal delivery of such gas to the main process reactor. E

32 External (to process reactor) generation unit/s for the thermochemical creation of SiCl/Fx precursor gas/s are NOT permitted for this scope of supply. E

33 Both Aluminizing and/or Siliconizing deposition systems will be for the application of protective diffusion coatings and with typical processing applications primarily performed upon Nickel based superalloy substrates and with secondary processing applications performed upon Cobalt based superalloy substrates. E

34 Furnace/Reactor/s shall be capable of processing a generality of three processing atmosphere pressure type configurations: E

35 Vacuum Atmosphere processing pressure ~ in a range of 40 – 100mbar ABS. E

36 Atmospheric processing pressure ~ in the prevailing rage of Ambient Atmospheric pressure. E

37 Positive Atmospheric processing pressure ~ in a range of 100 – 150mbar above prevailing Ambient Atmospheric pressure. E

38 NOTE: Each of the three working pressure range specifications above shall be offered with full processing gas atmosphere capabilities of: A) 100% Argon gas processing capability; B) 100% Hydrogen gas processing capability; C) Any combination ratio of Argon/Hydrogen process gas mixtures thereof. E

39 Operating pressure shall be maintained by a dedicated pressure control system during all vacuum processing and shall display an accuracy range of ± 10mbar. E

40 Vacuum pumping system/s shall be provided by combination sets of mechanical vacuum pumps(Make- Pfeiffer or Leybold preferably and liquid vane ring vacuum pumps.Vacumm gauges supplied for measuring vaccuum level shall be of make Pfeiffer or Inficon or Ceravac preferably. E

41 A dedicated process gas cabinet shall be supplied with multiple MFC’s (make -Bronchorst or Burkert Mass Flow Controllers preferably) supplied for all Argon reactor purging, Argon & Hydrogen process reactor atmosphere/s and halide gas/s transmissions systems. E

42 NOTE: Conventional thermal mass flow type technologies shall be acceptable for both Argon & Hydrogen processing gas operations, however, thermal mass flow type technologies are prohibited for use with any halide gas species and the exact type technology as to be future used by a vendor shall be agreed in advance with HAL for a final scope of supply. However automated metering/ control of halide gas species flow is essential. E

43 Argon and Hydrogen process gas line inlets shall be equipped with superior type dew point sensors and shall monitor and record in real time, and with automatic alarming routines to halt a process cycle in the event of non-conforming specification parameters. E

44 The transmission supply system for Hydrogen process gas shall be installed with an integrated and fully automated (external to building) gas shut off system for any emergency or unsafe condition event. E

45 The entire Vapour Phase Aluminizing system installation, inclusive of all process gas cabinets, gas scrubber unit and the entirety of the direct Vapour Phase Aluminizing building enclosure shall be supplied and equipped with Hydrogen gas Detectors, Halide gas detectors, and Oxygen gas deficiency detectors. A multitude of detection devices shall be strategically located and placed within the confines of this Vapour Phase Aluminizing system installation and shall be furthermore integrated into a unified alarm warning system and shall be agreed in advance with HAL for a final design scope of supply. E

46 All process reactor exhaust lines shall be supplied with electrical trace heating and comprehensively insulated to prevent heat loss and unwanted internal condensation of coating gas by-products. E

47 For all main reactor exhaust valves, conventional soft seat ‘ball valve’ type designs and also hard seat type designs should not be used. Exhaust valve such as rotating plug valves with all metal seats and vacuum tight qualities for working in operational temperature of 375°C shall only be used. E

48 All exhaust gas outputs from the process reactor/s shall be transmitted through a gas scrubbing and chemical neutralization system before being allowed to enter into the external atmosphere and environment surrounds. Neutralized and chemically scrubbed gas/s shall routinely meet with and satisfy all local and state mandated emission levels to be observed and shall be agreed in advance with HAL. E

49 Vapour Phase Aluminizing furnace system shall be supplied with an integrated and dedicated water cooling system for all associated system cooling requirements. E

50 Vapour Phase Aluminizing furnace water cooling system shall be supplied with an emergency cooling water back up system strategy and to be integrated with an alternative energy source system design and with capacity for all emergency events associated with cooling system requirements. A dedicated chiller unit (Make-Riedel preferably of suitable capacity shall be supplied along with Vapour Phase Aluminizing system. E

51 It is prohibited for any emergency cooling water system to utilise either mains potable water supply or fire hydrant water supply and with consequential dumping to a city drain. E

52 Furnace control system shall be supplied with a current generation SIEMENS PLC type controller (preferably) and with a HMI interface with SCADA software system. The HMI screen system shall be 21" screen or higher size enabled with touch control facility. E

53 HMI interface system shall be fully compliant with AMS2750 standards and shall be capable of monitoring all process related parameters, all alarm events and with historical archiving and retrieval of past process cycles and with overall system design integration to be agreed in advance with HAL. E

54 Typical Metallic Gas Phase Deposited Aluminide coating specifications shall include for a range of deposited coatings to be produced within a typical thickness range of between 25 to 100 µms for turbine hot gas path section applications. E

55 Typical Siliconizing coating specifications shall include for a range of deposited coatings to be deposited within a typical thickness range of between 50 to 100 µms for typical turbine hot gas path section applications.(for the aero engine components - Turbine wheels, Stators Stage-1 & Stage-2, Liner Transition) E

56 Typical Metallic Gas Phase Deposited Aluminized coating specifications shall include for a range of Aluminium coating content/s to be realised within a typical concentration range of between 26% to 32% for turbine hot gas path section applications. (Note, laboratory analysis for Aluminium content determination shall be performed by an agreed procedural method to be advised by HAL and will be required in the format of a multi-raster SEM scan box with precise measurement locational parameters to be observed by a successful vendor) E

57 Typical Metallic Gas Phase Deposited Siliconized coating specifications shall include for a range of Silicon coating content/s to be realised within a typical concentration range of between (Type-1 (3% to 9%)), (Type-2 (4% to 10 %)) for turbine hot gas path section applications. (Note, laboratory analysis for Silicon content determination shall be performed by an agreed procedural method to be advised by HAL and will be required in the format of a multi-raster SEM scan box with precise measurement locational parameters to be observed by a successful vendor) E

Process Tech-Transfer & Licensing.

58 Supplier shall provide complete technological information about Vapour Phase Aluminizing technology. Supplier should provide all the information to HAL so that HAL Engineers will be able to prove out vapour phase aluminizing of the below mentioned parts. E

59 The detailed technological transfer shall be provided to HAL Engineers by providing exhaustive training in complete process establishment and produtionising of all types of parts mentioned below. E

60 Complete turn-key processing technology including any unique & individual technologies as related to Vapour Phase Aluminizing Aluminising and Vapour Phase Aluminizing Siliconizing and entire process parameters for prove out of the aero-engineparts indicated in this RFQ specification shall be transferrred. E

61 Full ‘turn-key’ processing technology/s offered to HAL shall be inclusive of all development and required training of authorized HAL representatives. E

62 The Vapour Phase Aluminizing Aluminising and Vapour Phase Aluminizing Siliconizing development processes shall be demonstrated at the vendors manufacturing works facility E

Pre Dispatch Inspection and Testing - "Hot" pre acceptance Test and Training.

63 All the following acceptance criteria, training, testing and verification shall be carried out under the supervision of HAL nominated technical specialist. E

64 The “Hot” Pre Acceptance Test shall be conducted at Supplier’s factory . HAL will provide necessary parts for prove out as mentioned in the attached document. E

65 Temperature Uniformity Survey (TUS) shall be carried out during Pre Dispatch Inspection. E

66 Note: All parameters as listed below are applicable to both reactor/bases, i.e., a total of two temperature uniformity survey cycle tests to be performed in total. E

67 TUS with empty furnace (‘empty’means retorts in an un-condition, i.e., no simulated load parts present) E

68 TUS shall be performed under ‘empty furnace’ conditions within the qualified working reactor hot zone and shall be performed at the indicative temperature/s of: 900°c - 1000°c - 1100°c under an argon or h2 atmosphere and shall conform to AMS 2750H pyrometry standard TUS requirement specification (in this instance) of +/- 10°c as when compared to the relevant zonal control set points. E

69 HAL shall nominate a team comprising of 4 persons. The role and responsibilities are specified as below: 1) One shop Supervisor having expertise in Vapour Phase Aluminizing coatings. 2) Two persons from Heat treatment domain having experience in furnaces. 3) One Maintenance in charge responsible for all mechanical, electrical and electronic maintenance. E

70 Following the "Hot" Pre Acceptance Test, supplier shall train the HAL’s representatives (four persons of HAL) on the VPA Furnace and related equipment at the Supplier’s facility during a period ten (10) working days. E

71 All Laboratory facilities of supplier shall be at the disposal of HAL's Engineers to check and validate the test coated parts in order to generate the pre acceptance protocol. E

72 After the running tests, during disassembling the full equipment needs to be cleaned. E

TUS with loaded furnace at HAL Site

73 TUS with loaded furnace at HAL Site: (in this instance, ‘loaded’ shall be applicable to retort in a fully loaded condition, i.e., full simulated load parts present as representative of a production batch) E

74 TUS shall be performed under ‘loaded furnace’ conditions within the qualified working reactor hot zone and shall be performed at the indicative temperature/s of: 900°c - 1000°c - 1100°c under an argon or H2 atmosphere and shall conform to AMS 2750H pyrometry standard TUS requirement specification (in this instance) of +/- 10°c as when compared to the relevant zonal control set points. E

75 For this testing procedure, the working reactor hot zone shelves shall be charged with a sufficient quantity of prepared scrap (Blades/NGV’s - which will be supplied by HAL) and will simulate a normal & fully loaded reactor thermal cycle. E

76 Also the uniformity of the coating on all the simulated parts shall be proved in the fully loaded condition and necessary acceptance test report from the Laboratory of HAL shall be obtained for final clearance of the furnace. E

77 Note: All TUS thermocouple’s within the qualified working reactor hot zone shall be inserted within typical scrap Blades/NGV’s and are to function and perform in this instance as thermal mass heat sink devices for the simulated purposes of a ‘loaded furnace’ TUS thermal cycle condition. E

78 To accept the furnace, parts shall be proved in the supplied furnace during Pre Dispatch Inspection and also at HAL after commissioning of the furnace, details are provided in the attachment: E

79 The furnace will be cleared for dispatch only after successful prove out for parts as indicated in the attachment.. E

80 All the required item for prove out including but not limited to fixtures, consumables, masking etc shall be supplied by the supplier only. E

81 Vendor/OEM partner should have already supplied such Vapour Phase Aluminising Furnace, of similar configuration as mentioned in this RFQ, previously to any company, and carried out vapour phase aluminizing of aero-engine parts such as Blades / Vanes etc. Documentary evidence for the previous supply shall be submitted along with the technical bid. E

82 Vendor shall submit methodology of prove out of parts along with the technical bid. E

83 Catalogue / brochure of the offered equipment shall be submitted along with the technical bid. E

84 Along with the equipment, supplier shall supply all the essential spares. The spares shall include electrical, electronics and mechanical items. E

85 The supplier should ensure the continuous supply of spares / service support throughout the useful life of the equipment. The supplier shall ensure that the useful life of the equipment shall be atleast 10 years. E

86 As indicated above, vendor should also supply a spare set of full piping systems for both the retorts with end fittings and control valves. E

87 The electrical installation should be fully tropicalised and electric system should be suitable for operation on 415 ± 10% volts, 3 Phase, 50± 3 Hz, AC supply. E

88 Control voltage shall be 24 V DC. E

89 UPS for the PC to provide 30 min back up shall be provided. E

89.A Instrumentation: E

SCADA system with data logging, hystorical data storage and retrieval, trending, report generation and printing features. The screen should display all the readings of various sensors.

Control Temperature controller

Excess Temperature Controller

Thyristor Power Pack

One multi tasking color printer shall be supplied.

Control Panel shall be designed with all the necessary safety relays, tripping circuits, Tower lamp, hooter, indications etc.

Furnace shall comply to Industry 4.0 requirements.

90 Three sets of Documentation in English to be supplied with equipment (Both hard copy and soft copy in a CD) covering the following details: a. Overall layout for commissioning the equipment b. Electrical and Pneumatic Circuit Diagram c. User and Maintenance Manual d. All data and drawings related to part prove out such as Prove out programs, processes, fixture etc E

Calibration certificate:

91 Calibration certificates shall be provided for all the applicable gauges and all the process control instruments as a part of acceptance. E

92 Furnace should meet International/Indian safety standards. Party has to explain in detail regarding the safety/ precautions to be followed & the International/Indian safety measures incorporated in the equipment. E

93 Entire system and accessories shall be provided with a full manufacturers warranty against defects for a minimum period of TWO YEARS and to commence upon final system sign off and acceptance at HAL’s Vapour Phase Aluminizing site facility. E

94 During the warranty period, any part recognised as deficient should be replaced free of charge. E

Supplier's visit during warranty

95 The warranty shall also include at least two visits per annum minimum (minimum two visits during first year of warranty and minimum two visits during the second year of warranty) by the vendor's maintenance personnel to Vapour Phase Aluminizing site facility installed at HAL. E

96 Scheduled site visits shall include for all routine maintenance tasks, planned equipment replacement and overhaul activities, selected electronic and mechanical device calibration and adjustment/ replacement as required. E

97 Full working assessment and reporting of all processing instrumentation, electrical & mechanical equipment, all high temperature processing related assemblies, cooling systems, process gas transmission systems and all safety related devices inclusive of all gas detection systems. E

98 On completion of each scheduled site visit, a comprehensively detailed maintenance and equipment condition report shall be generated and presented to HAL which shall provides current operational status of existing Vapour Phase Aluminizing processing equipment and, as relating to a schedule of potential future planned maintenance works to be performed and with advisories for immediate and interim schedules to be completed. E

99 Any software update shall be provided to HAL free of cost during the warranty period. E

Installation and Commissioning

100 Party should co-ordinate in installing the equipment at HAL Engine Division. E

101 After completion of installation, party should verify installation, connection and check proper condition of the furnace, put the equipment into proper running order, perform operating tests, proving out of the sample components and train the operators. E

102 Foundation kit like vibro mounts, bolts etc required for foundation to be supplied. E

103 The installation & commissioning shall be done by Supplier’s Engineers at HAL site within the stipulated time from the receipt of the equipment at HAL site. E

104 Ghost back up of data on a CD for re-loading in case of Hard Disc failure at the end of commissioning of the equipment. E

105 The quotation should be comprehensive against specification and the supplier should state whether the furnace and the control system offered by them confirm as per the specification point by point as listed. If any alternate offers are made, it should be stated as alternative and details to be provided. Acceptance of the same based on meeting functional requirements is at HAL's discretion. E

106 Vendor is strongly recommended to visit HAL Engine Division, Bangalore to understand the requirements, understand the prove out part requirements, scope of supply, site conditions etc before submission of the quote. D

107 ADDITIONAL INFORMATION REGARDING PART PROVE OUT (ALSO DETAILED IN ATTACHMENT) E

HAL CVD Furnace Requirements

1)Details of Dimensions and geometry of the parts and Part Drawings:

Drawings of the parts along with dimensions are indicated below.

2) Type of Engines for which the processes are required:

Turbo-Fan Engine, Turbo-Prop Engine

3) Capacity per batch and capacity per day/week/month/year the furnace should cater:

a) Quantity Per batch Aluminising-

300 HPT blades or

-200 IPT BLADES or

-100 NOZZLE GUIDE VANES or

200 LPT Blades or

15 Free Power Turbine Rotors or

15 Gas Generator Turbine Rotors or

b) Quantity Per batch Silicon-Aluminising

15 TURBINE WHEELS

12 STATOR ASSEMBLIE Stg-1 or

12 STATOR ASSEMBLIE Stg-2 or

5 LINER TRANSITIONS

In a week, approximately either 3-Aluminising cycles or 3-Silicon Aluminising cycles will be run.

So in a month, on an average, 10 to 12 batches of either processes will be run.

4) Intended size of the furnace:

Double reactor, Effective Volume= Ø750 mm x H1500mm or higher (Refer Sl.No.22)

5) Requirement of lifting crane for loading/unloading:

A suitable dedicated automated crane (based on site condition) integrated with the process, for loading and unloading purpose, shall be provided by the supplier along with the furnace.

6) PO shall include Equipment supply including coating development (part prove out).

7) Types of processes:

Vapour Phase Aluminising, Vapour Phase Silicon-Modified Aluminising and Vapour Phase Platinum-Modified Aluminising

8) Requirement of coating is for both internal and external surfaces.

* - Nozzle guide vanes have cooling holes for which internal coating is required as indicated in the Figure-1b, 1c and 1d

* - The blades without internal passages requires external coating only. But masking required on non-aluminised areas of the blades as indicated in respective figures.

9) This furnace will be used for coating on freshly manufactured parts (HPT Blades ,IPT Blades, LPT blades, Nozzle Guide Vanes, Turbine Wheels, Stator Assemblies Stage-1 / Stage-2 and Liner Transitions, GGTR rotors and FPTR.)

10) - Weight % of Aluminium for the Alumunising coatings: 26 to 32 wt % Al

- Weight % of Silicon & Aluminium in Silicon Alumunising: Type I coating - Al 22-28 Wt% Si 3 - 9 Wt %

Type II coating - Al 26-33 Wt% Si 4 - 10 Wt %

11) Desired coating composition for Vapour Phase Aluminising - β-Phase NiAl

12) Usage of HCl gas as activator is permitted in HAL Plant with all safety requirements and special approvals as per Industrial Safety Act.

13) Hydrogen can be used as carrier gas for all the processes with necessary safety requirements.

14) Full process Development, Demonstration and Training is required for all the parts. Dummy parts for all the 10 types of parts will be sent to supplier with Technical requirements and prove out processes shall be carried out at Supplier’s plant. The sample specimens shall be checked at suppliers laboratory as well as HAL laboratory for confirmation after processing at supplier’s plant. Demonstration of part prove out for Aluminizing is required during PDI. During PDI, supplier shall prove HP NGV(Sl.No.1), LPT Blade (Sl.No.8) and Turbine wheel (Sl.No.6) mandatorily.

Name & Address of the Vendor

CONDITIONS OF TENDER Compliance (Yes/No) Remarks

1. The manufacturers/ authorized dealers/ distributors/ channel partners name, address should be clearly specified. Complete details and illustrated literature must accompany the quotations. The bid received from authorized dealer/distributor/channel partner will not be accepted, if the bid is not accompanied with the authorization letter from OEM.

In cases where authorized dealer/distributor/channel partner participate in a tender on behalf of a manufacturer, they should not quote on behalf of any other manufacturer in the same tender. In case of receipt of more than one bid from such authorized dealer/distributor/channel partner, such bids will be summarily rejected.

In cases of authorised distributors quoting on behalf of their principal manufacturers, an authorised distributor cannot represent two manufacturers or quote on their behalf in a particular tender enquiry.

There can be only one bid from the following:

i) The principal manufacturer directly or through an authorized distributor on his behalf &

ii) Authorized distributor on behalf of only one principal.

2. Only vendors who have the infrastructure for supplying the items need to quote. Vendors quoting should specifically state whether they have supplied similar item elsewhere, including Government organisations furnishing the details of order reference and date.

3. Bid must be submitted online through HAL’s “e-Procurement system” athttps://eproc.halindia.co.in. Bidder shall submit both “Technical Bid” and “Price Bid “through HAL’s e-Procurement Portal only. Bids submitted in any other form, such as courier/post/in-person/fax shall not be accepted against this Tender.

4. Bidders are advised, in their own interest, to ensure that their bids are submitted well before the “Due Date & Time of Bid-Submission” of the Tender as HAL’s “e-Procurement System “at https:// eproc.hal-india.co.in will not allow submission of bids once the closing date and time of the Tender (i.e. Due Date & Time of Bid-Submission) is reached. HAL shall not be responsible if bidder is not able to submit the bid on account of failure in network/ internet connection at bidder’s end.

5. In case of anu query other than submission of quotation, forward your email to [email protected]

6. Prices: (For Foreign vendors)

a) The bidder is required to indicate prices against individual items.

Prices quoted should be in the currency of the country of supply or any other convertible foreign currency in line with RBI/ FEMA rules.

b) HAL being manufacturers, bidders to indicate in the quotation manufacturers discount if any.

c) Bidders to confirm that the prices quoted are the lowest export price and is the same as they would normally quote to Govt. Department.

d) Price quoted should be net FOB/FCA, export packed/FAS Vessel with no extra charge whatsoever.

e) Bidder should indicate separately cost of services rendered in India if any.

f) If, for special reasons, bidder prices are Ex-Works or F.O.B. plant, bidder must prepay inland transportation’s. Port dues and shipment charges up to F.O.B. vessel at port of shipment and claim this amount of actual along with the price of the goods through bank. Bidder’s quotation should indicate clearly the extent of such charges.

g) Bidders should clearly mention whether the prices hold good when the full quantity of enquiry is not ordered but only a part of it. Unless otherwise mentioned, it would be assumed that the rates hold good even when lesser quantities than those enquired of are ordered. Any increase in prices at a later date for ordering lesser quantities will not be agreed to.

7. Taxes: (Foreign Vendors)

a) In respect of Foreign bidders, bidders has to bear all taxes, duties and levies payable in their country and HAL will bear all statutory levies, other than withholding tax and Goods & Service tax, payable in India.

b) Withholding Tax: (Foreign Vendors)

i) HAL would be deducting at source applicable Income Tax as per Government of India Rules applicable at the time of making payments in respect of services rendered in India. (Generally on the amounts towards services like training, technical assistance offered by the bidder and Licence fees). As per the Rules, Income tax has to be borne by the recipient of the Income and relevant certificate to this effect will be issued to the bidder on deduction of such amounts, if applicable.

ii) Bidder should bear the applicable withholding income tax in India. Tax would be deducted at source by HAL as per Double Taxation Avoidance Agreement (DTAA) where the bidder could claim the benefit of double taxation in their country as per the bilateral agreement between the two countries. Certificate to this effect would be issued by HAL to enable the bidder to claim the benefit under DTAA.

d. For availlng the benefits of concessional tax under DTAA, the following documents needs to be provided wherever applicable.

i) Tax Residency Certificate issued by your Govt & PAN issued by Govt of India.

ii) Tax ldentification number.

iii) Self declaration in your letterhead for 'No permanent Establishment in lndia,

iv) Self declaration in form 1OF

ln the absence of the above documents, full withholding taxes will be deducted

iii) Bidder is required to indicate the PAN No. issued by lndian lncome Tax Authorities if available. The bidder is requested to obtain PAN No, in case the PO is placed on them.

f) The price quoted should be firm and fixed and should not include any commission or remuneration payable directly or indirectly in any form to any third party.

Our criteria in arriving lowest bidder will consider following aspects also as per our company procedure.

ln case of foreign vendor, it is requested to quote basic unit price and transportation & insurance charges separately. Further, price break for the supply and services portion like installation/ commissioning/ training etc should be clearly indicated. A fair estimation of the transportation cost will be added at Delivery at Destination, if required.

The TT Selling rates as on date of commercial bid opening shall be considered for Foreign currency exchange rates for evaluation of the commercial bids.

8. Validity of Quotation: The quotation should be valid for 180 days from the closing date of tender. i.e. last date indicated for the receipt of quotation.

9. Prices: (For Indian vendors)

The bidder is required to indicate prices against individual items.

a) Price quoted should be on F.O.R. Destination basis, for delivery at HAL Stores inclusive of all charges including transit insurance.

b) Indian Bidder should quote in Indian Rupees and payment will be made in Indian Rupees.

c) Tenderers should clearly mention whether the prices hold good when the full quantity of enquiry is not ordered but only a part of it. Unless otherwise mentioned, it would be assumed that the rates hold good even when lesser quantities than those enquired of are ordered. Any increase in prices at a later date for ordering lesser quantities will not be agreed to.

10. Goods and Services Tax (GST): (For Indian vendors)

I. GST Registration Status:

i) All the bidders/ Bidders should ensure that they are GST compliant and their quoted tax structure/ rates as per GST Act/ Rules. Bidder should be registered under GST and furnish GSTIN number and GST Registration Certificate in their offer unless they are specifically exempted from registration under specific notification/ circular/ section/ rule issued by statutory authorities.

ii) GST Registration Number (15-digit GSTIN):

iii) Composition scheme:

If the Bidder has opted for a composition levy under Section 10 of CGST, he should declare the fact while bidding along with GSTIN and GST registration certificate.

iv) Exemption from Registration:

If a bidder is not liable to take GST registration, i.e., having turnover below threshold, he shall submit undertaking/indemnification against tax liability. Bidder claiming exemption in this respect shall submit a valid certificate from practising Chartered Accountant (CA)/ Cost Accountant with Unique Document Identification Number (DIN) to the effect that Bidder fulfils all conditions prescribed in notification exempting him from registration. Such bidder/ dealer shall not charge any GST and/ or GST Cess in the bill/ invoice. In such case, applicable GST shall be deposited under Reverse Charge Mechanism (RCM) or otherwise as per GST Act by the Procuring Entity directly to concerned authorities. Bidder should note that his offer would be loaded with the payable GST under the RCM. Further, Bidder should notify and submit to the Procuring Entity within 15 days from the date of becoming liable to registration under GST.

II. HSN Code and GST Rate:

i) HSN (Harmonized System of Nomenclature) code for the goods provided in this Tender Document is only indicative. It shall be the responsibility of Bidder to ensure that they quote the exact HSN Code and corresponding GST rate for the goods being offered by them.

ii) As per the GST Act, the bid and contract must show the GST Tax Rates (and GST Cess if applicable) and GST Amount explicitly and separate from the bid/contract price (exclusive of GST). If the price is stated to be inclusive of GST, the current rate included in the price must be declared by the bidder.

Applicability of the Taxes (IGST/CGST etc.) should be explicitly indicated by the bidder in his response either in percentage or in absolute terms. In the absence of this input the offer would be considered all inclusive.

iii) If a Bidder asks for GST (and GST Cess if applicable) to be paid extra, the rate and nature of such taxes applicable should be shown separately. Bidders should quote 'GST' if payable extra on the total basic rate of each cost element and quote GST in ‘%' inclusive of cess.

v) The supply of commodities or services or both, if imported into India, shall be considered as supply under inter-state commerce/ trade and shall attract integrated tax (IGST). The IGST rate and GST cess shall be applicable on the ‘Custom Assessable Value’ plus the ‘Basic Customs duty applicable thereon’.

11. Denial Clause: (For Indian vendors)

Denial Clause If reason for delay in delivery is attributable to the vendor, HAL should protect its interest against such extra expenditure during the extended period by stipulating a denial clause (over and above levy of LD). Thus, any increase in statutory duties and/or upward rise in prices due to the Price Variation clause (PVC) and/or any adverse fluctuation in foreign exchange are to be borne by the Bidder/Vendor during the delayed delivery period, while HAL reserves its right to get any benefit of a downward revisions in statutory duties, PVC and foreign exchange rate, during the delayed period.

a) Deliveries quoted should be firm.

b) Please confirm whether the item/equipment quoted/ offered is of-the-shelf or to be manufactured specific-to-type. If the items/equipment is manufactured specific-to-type, bidder to quote firm delivery schedule taking into consideration of the period actually required based on the complexity of the equipment. In the event of an order, HAL reserve the right to claim towards liquidated damages on the undelivered part of the order. This clause will be strictly followed by HAL. Therefore your delivery schedule should be firm and definite.

c) If installation and commissioning of the equipment is required to be done by bidder at HAL site, bidder to indicate the period required for the above job from the date of intimation of readiness of site at our premises.

d) Bidder to note that the delivery schedule should be for:

i) Period required for the delivery/dispatch of equipment and

ii) Period required for installation and commissioning of the subject equipment after intimation

13. Validity of Quotation: The quotation should be valid for 180 days from the closing date of tender. i.e. last date indicated for the receipt of quotation.

14. Liquidated Damage: In the event of an order, we reserve the right to collect a sum of 0.5% per week (on basic cost only excluding taxes & duties, if such details are furnished separately in the bid submitted) of delay or part thereof, subject to a maximum of 10% as our claim towards liquidated damages on the undelivered part of the order.

In case of the bidder does not agreeing for the acceptance of LD clause, the maximum amount of LD/ to the extent not agreed LD value will be loaded in the comparison of Bids during the commercial evaluation of the bids.

15. Terms of Payment: 100% payment will be made within 30 days of receipt, acceptance of installation and commissioning of item/s by RTGS or any other latest Electronic Payment remittance mode."

16. Installation and Commissioning: The installation and commissioning of the machine/ facilities/ equipment should be done by the supplier at our works. The bidders should give the details of installation and commissioning charges / terms in their bid. Payment towards installation and Commissioning shall be made only after completion of Installation and Commissioning.

17. Territory: The resulting contract shall be governed by and subject to and interpreted and construed in accordance with the Laws of Republic of India, as may be in force from time to time.

Warranty shall be for a period of 2 years, after the goods have been taken over by HAL, the contractor shall be responsible for any defects that may develop due to faulty materials, design or workmanship and shall remedy such defects at his own cost when called upon to do so by HAL who shall state in writing in what respect the portion is faulty. If it becomes necessary for the contractor to replace or renew any defective portion of the goods the contractor shall make such replacement or renewal without any extra cost to HAL.

During warranty minimum uptime of 95% shall be ensured failing which warranty period shall deem to be proportionately extended. During warranty period equipment shall be replaced/repaired free of cost including any to & fro freight/insurance involved.

20. The bidders are required to furnish the following information in the technical bid.

a) The number of years they have been in business dealing with the item which they now propose to offer.

b) Whether they are on approved list of Govt of India/GEM or on the approved list of any other public sector undertakings (applicable for Indian vendors).

c) The details of after sales-service in Bangalore including offices with address, phone, fax, etc are to be indicated, if available.

d) The detailed list of customers to whom similar item has been supplied to be furnished with details such as capacity/model, type of equipment, date of supply and address/location of the customer.

e) Name of bankers to be furnished with full account details.

21. HAL is not bound to accept the lowest or any quotation and reserves the right of accepting the whole or any part of the quotation or part of the quantity offered and you must supply the same at the rate quoted.

22. Risk purchases:

The Supplier will supply quality items as per approved sample and also the quantity intended by the concerned Division in full as per terms and conditions of respective orders. In case the Supplier fails to execute the order either in terms of quality or in quantity, HAL reserves the right to procure from elsewhere at the risk and cost of the Supplier and any extra expenditure incurred due to this purchase is payable by the Supplier.

23. In the event of delay in supplies by the successful tenderer, HAL reserves the right to procure such of those non supplied items elsewhere at the risk and cost of the successful tenderer.

24. Canvassing by tenderers in any form including unsolicited letters on tenders submitted or post tender correction shall render their tenders liable for summarily rejection.

25. Quotations from financially sound bidders, who are manufacturers/ authorized dealers/ distributors/ channel partners of the Tendered items, and have credit rich experience and established Quality assurance and testing facilities for the production, after sales service and supply of identical equipment, will only be considered.

26. Conditional offers will not be accepted.

27. When counter terms and conditions of the business are offered by the bidder, HAL shall not be deemed to be governed by such terms and conditions unless written acceptance thereof has been given by HAL. No conditions and terms notice of which has not been given in tender by bidders submitting quotations will be considered by HAL, if put forward in subsequent correspondence and after placement of order. Disregard of any instructions, may result in your offer being ignored.

28. Two sets of operation manuals/maintenance manual should accompany the items at no extra cost.

29 You have to attend to our breakdown calls within 48 hours from the time of intimation during warranty period.

30. Vendors while submitting the proposal should categorically declare that items quoted by them are brand new manufactured products and are not resold (2nd sale). Offers without such declaration are likely to be ignored.

31. Quotation should accompany the detailed catalogues and literature.

32. Settlement of Disputes and Arbitration: (for Foreign Vendors)

Amicable Settlement:

Any dispute or difference whatsoever arising between the parties out of or relating to the construction, meaning, scope, operation or effect of this contract or the validity or the breach thereof shall be settled by bilateral discussions.

In case of technical disputes involving confidential matters, the issue shall be referred to a high level

technical authority for each party, appointed for this purpose.

Any dispute, which cannot be settled amicably as above, within 60 days from the date on which eitherparty informs the other in writing by a notice that such dispute, disagreement or question exists, shall be settled by Arbitration.

The Arbitration Proceedings shall be conducted in India under the Indian Arbitration and Conciliation

Act, 1996 and its subsequent amendments from time to time. The award of such Arbitration shall be enforceable in Indian Courts only. The law applicable to conducting arbitration shall be Indian law.

The arbitration tribunal shall be consisting of sole arbitrator. The arbitrator, who shall not be a citizen or domicile of the country of either of the parties or of any other country unacceptable to any of the parties, shall be nominated by the parties within ninety (90) days of the receipt of the notice mentioned above, failing which the arbitrator may be nominated under the provisions of Indian Arbitration and Conciliation Act, 1996 or by dispute resolution institution like International Centre for Alternative Dispute Resolution (ICADR) or Indian Arbitration centre (IIAC) . In case, nomination of sole arbitrator under Indian Arbitration and Conciliation Act, 1996 or by dispute resolution institution like ICADR is not acceptable to either of the parties, then the sole arbitrator may be nominated by the President of International Chamber of Commerce, Paris, but the said nomination would be after consultation with both the parties and shall preclude any citizen with domicile of any country as mentioned above.

The Arbitration Tribunal shall have its seat in India. The award of the Arbitration shall be final and binding on the parties to this contract.

Each party shall bear its own cost of preparing and presenting its case. The cost of Arbitration including the fees and expenses of the arbitrator shall be shared equally by the vendor and the HAL, unless otherwise awarded by the Arbitration Tribunal.

The language(s) of the arbitration shall be English. Except as may be required by law, neither a party

nor its representatives may disclose the existence, content, or results of any arbitration hereunder without the prior written consent of (all/both) parties

33. Settlement of Disputes and Arbitration:

Amicable Settlement:

Below clause is applicable to organisations other than PSU’s / DPSU’s or MSEs or Foreign Vendors.

Any dispute or difference whatsoever arising between the parties out of or relating to the construction, meaning, scope, operation or effect of this contract or the validity or the breach thereof shall be settled by bilateral discussions.

In case of technical disputes involving confidential matters, the issue shall be referred to a high level technical authority for each party, appointed for this purpose.

Any dispute, which cannot be settled amicably as above within 60 days from the date on which either party informs the other in writing by a notice that such dispute, disagreement or question exists, shall be settled by Arbitration.

The Arbitration Proceedings shall be conducted in India under the Indian Arbitration and Conciliation Act, 1996 and its subsequent amendments from time to time. The award of such Arbitration shall be enforceable in Indian Courts only. The arbitration tribunal shall be consisting of Sole Arbitrator, who shall be nominated by both parties mutually within one (1) month from the date of invoking arbitration clause by the effected party, failing which the Arbitrator may be nominated under the provisions of Indian Arbitration and Conciliation Act, 1996 and its subsequent amendments from time to time.

In case if both Parties agree for an Arbitration Tribunal consisting of three Arbitrators, then out of three Arbitrators two Arbitrators shall be appointed by each party to the Contract and the so appointed two Arbitrators shall jointly appoint the third Arbitrator who shall be the Presiding officer.

In the event of a vacancy caused in the office of the Arbitrator, the party/parties which/who nominated such Arbitrator shall be entitled to nominate another in the place of retiring/outgoing Arbitrator and the arbitration proceedings shall continue from the stage they were left by the retiring Arbitrator.

The seat of Arbitration shall be at Bengaluru, India and the language of the Arbitration shall be English. The award of the Arbitration shall be final and binding between the parties to this Agreement.

Each party shall bear its own cost of preparing and presenting its case. The cost of Arbitration including the fees and expenses of the Arbitrator shall be shared equally between the Parties, unless otherwise awarded by the Arbitration Tribunal.

Except as may be required by law, neither a party nor its representatives may disclose the existence, content, or results of any arbitration hereunder without the prior written consent of other party.

34. Applicable only for MSEs:

The Micro, Small and Medium Enterprises Development (MSMED) Act, 2006 provides parties to a dispute (where one of the parties is a Micro or Small Enterprise) to be referred to Micro and Small Enterprises Facilitation Council if the dispute is regarding any amount due under Section 17 of the MSMED Act, 2006. If a Micro or Small Enterprise, being a party to dispute, refers to the provisions in MSMED Act 2006, these provisions shall prevail over the Indian Arbitration and Conciliation Act, 1996.

35. Supply and Payment during Arbitration:

Supply under the contract shall if reasonably possible continue by mutual agreement during the Arbitration proceedings and no payment due to or payable by HAL, will be withheld without reasonable cause and merely on account of the pendency of such proceedings.

36. Jurisdiction and Governing/Applicable laws:

The Court at Bangalore/place of Division only shall have jurisdiction to deal with and to decide any legal matter whatsoever arising out of this contract.

This contract shall be governed by and subject to and interpreted and construed in accordance with the Laws of Republic of India, which are in force from time to time.

Nothing in this contract shall entitle the Parties to this contract to exercise the rights, privilege and powers conferred under this contract in any manner which will contravene the Laws of India.

37. Agents/Agency Commission:

(Note: HAL has not appointed/authorized any person/agent to deal with the vendors in respect of the said contract. In case, if someone claims and interacts with the vendors it shall be duty of the vendors to bring such instances to the notice of HAL Management).

The vendor confirms and declares to the Buyer that the vendor is the original manufacturer or authorized distributor/stockist of original manufacturer or Govt. Sponsored/ Designated Export Agencies (applicable in case of countries where domestic laws do not permit direct export by OEMs) of the stores referred to in this offer/contract/Purchase order and has not engaged any individual or firm, whether Indian or Foreign whatsoever, to intercede, facilitate or in any way to recommend to Buyer or any of its functionaries, whether officially or unofficially, to the award of the contract/purchase order to the vendor; nor has any amount been paid, promised or intended to be paid to any such individual or firm in respect of any such intercession, facilitation or recommendation. The vendor agrees that if it is established at any time to the satisfaction of the Buyer that the present declaration is in any way incorrect or if at a later stage it is discovered by the Buyer that the vendor has engaged any such individual/firm, and paid or intended to pay any amount, gift, reward, fees, commission or consideration to such person, party, firm or institution, whether before or after the signing of this contract/ purchase order, the vendor will be liable to refund that amount to the Buyer. The vendor will also be debarred from participating in any RFQ/ Tender for new projects/program with Buyer for a minimum period of five years. The Buyer will also have a right to consider cancellation of the Contract/ Purchase order either wholly or in part, without any entitlement or compensation to the vendor who shall in such event be liable to refund all payments made by the Buyer in terms of the Contract/ Purchase order along with interest at the rate of 2% per annum above Secured Overnight Financing Rate (SOFR (for foreign vendor) and Marginal Cost of Funds-based Lending Rate (MCLR) plus 2% per annum (for Indian vendor). The Buyer will also have the right to recover any such amount from any contracts/ Purchase order concluded earlier with Buyer.

38. Immunity to Government of India

It is understood and agreed that the Government of India is not a party to this agreement and has no liabilities, obligations or rights hereunder. It is expressly understood and agreed that HAL is an independent legal entity with power and authority to enter into contracts solely in its own behalf under the applicable Laws of India and General Principles Contract Law. The vendor shall agree, acknowledge and understand that HAL is not an agent, representative or delegate of the Government of India. It is further understood and agreed that the Government of India is not and shall not be liable for any acts, omissions, commissions, breaches or other wrongs arising out of the contract. Accordingly, vendor expressly waives releases and foregoes any and all actions or claims against the Government of India arising out of this contract, not to sue the Government of India as to any manner, claim, and cause of action or thing whatsoever arising out of or under this agreement.

39. Bribes and Gifts: Any bribe, commission, gift or advantage given, promised or offered by or on behalf of the Vendor or his parties, agent or servant or any one on his or their behalf to any officer, servant, representative or agent of HAL or any person on his or their behalf in relation to the obtaining or to the execution of this or any other contract with HAL shall in addition to any criminal liability which the Vendor may incur, subject to the Vendor to the cancellation of this and all other contracts with HAL and also to payment of any loss or damage resulting from any such cancellation thereof. Any question or dispute as to the commission of any offence under the present clause shall be settled by HAL in such manner and on such evidence or information as they may think fit and sufficient and their decision shall be final and conclusive.

40. Fall Clause

The price quoted shall be in no event exceed the lowest price at which you sell the supplies or offer to sell supplies of identical description for similar quantity/terms to any person(s)/ organization including the purchases by any department of the Govt. of India, the State Govt. or any statutory undertaking of the Govt. of India/ State Govt., as the case may be during the period till the completion of the performance of the order placed and during currency of the order.

If at any time during the said period, the contractor reduces the sales price, sells or offers to sell such supplies to any person/ organization including the purchaser or any department of Central Govt. or any Dept. of State Govt., or any statutory undertaking of the Central or State Govt., as the case may be at a price lower than the price chargeable under the contract, Seller shall forthwith notify such reduction/ sale or offer to sale to the HAL and the price payable under the contract for the supplies supplied after the date of coming into force of such reduction or sale or offer to sale shall stand correspondingly reduced.

41. Purchase preference will be extended to Indian PSU’s, Ancillaries, Small Scale Industries and Indigenous manufactures as per Government Guidelines. In respect of MSME (Micro, Small and Medium Enterprise) Govt. Policy shall be applicable as amended from time to time. Please submit the relevant certificate, if your firm is registered under MSME.

42. For any clarifications regarding this tender please contact:

Email: [email protected]

43. Please submit your compliance/comments for each technical and commercial condition indicated in our tender.

44. The Conditional discounts shall not be considered in evaluation of the tenders.

45. In case of an event of placement of Purchase order on you, please note that any demurrage charges paid by HAL on account of delayed delivery of requisite documents or error in the documents provided by the seller and attributable to seller, the same will be to the account of seller.

46. Further, in case of an event of placement of Purchase order on you, you shall notify the ultimate consignee i.e. HAL, the details of shipment of 24 hours of dispatch of items from the port of shipment in respect of sea cargo. One set of shipping documents including Bill of Lading, Invoice, packing List(s), Quality certificate, Warranty/ guarantee certificate, Certificate of Country of Origin, etc., is to be sent by air courier to reach the buyer , within seven days of Bill of Lading.

47. Export Licence: Vendors should categorically confirm the availability/ability to obtain of export license from their government for exporting the system. Vendor shall be required to obtain and maintain all Export/Import licenses and permits etc., as the case may be, required for performing supplies against this tender. Obtaining export license shall be entire responsibility of the vendor.

48. Confidentiality:

The Supplier shall hold confidential technical data and information supplied by the Purchaser or on behalf of the Purchaser and shall not reproduce any such technical data or information or divulge the same to any third party without the prior written consent of the Purchaser. The Purchaser shall hold confidential technical data and information supplied by the Supplier or on behalf of the Supplier and shall not reproduce any such technical data or information or divulge the same to any third party without prior written consent of the Supplier except as far as may be necessary for either party to carry out its obligations under this Contract.

Confidentiality clause for Data Sharing with Sub-contractors:

For the purpose of this Tender/Contract/Agreement, the Bidder/Contractor/ Supplier shall not store, copy or disclose HAL’s data and information whether in written, machine readable or other tangible form or disclosed orally, that is of value to HAL. Also, Bidder/Contractor/Supplier agrees to use HAL’s data only for the purpose under this Tender/Contract/Agreement, restrict disclosure to any other person or entity or third party and shall safeguard the provided data including from cyber security risks etc.

Bidder/Contractor/Supplier should promptly return within 90 days HAL’s data in original media and should not keep HAL’s data, upon expiry of Tender/Contract/Agreement or early termination of

Contract/Agreement and certify that HAL’s data has been deleted permanently.

Non-adherence to this confidentiality clause by the Bidder/Contractor/Supplier shall be treated, as a material breach of this Tender/Contract/Agreement.

49. Exit Clause:

Exit criteria: The contract/order may be terminated under the following circumstances:

i) In the event of unsatisfactory performance by the Seller during the contract period, or any of the information provided by the Seller is found to be untrue, or Seller is found to have attempted to influence any person involved with the contract through unethical means, the contract shall be terminated with one months advance notice without any financial implication to Buyer. Notwithstanding the foregoing, in cases where it is found that a Seller is engaged in unethical practices, they shall be barred from participating in the future contracts for a period of 2 years.

ii) If there is change in Buyer requirement, contract shall be terminated with one month advance notice.

The liability of Buyer in this case will be agreed mutually. In the event of termination of contract by either party the Seller shall ensure the following:

a) IPR’s are transferred to Buyer to enable Buyer to proceed on the work with other Seller. Seller also will render all assistance till the other Seller fully take over the balance work.

b) Transfer title and deliver all or any part thereof of the supplies, materials, work-in-progress, finished Products, Tooling, drawings and data produced or acquired by Seller specifically for the Product being terminated.

c) Supply of products and its components / spares at least for a period of 01 years from the date

of such termination.

iii) The Seller is declared bankrupt or becomes insolvent.

iv) The delivery of material is delayed due to causes of Force Majeure by more than (03 months).

v) Based on the decision of the Arbitration Tribunal.

50. Termination for Default of Seller or for other reasons:

HAL shall have the right to short close present Contract in part or in full by giving 1 month prior notice to the Supplier, in any of the following cases:-

a) The work is delayed or cancelled for causes attributable to force majeure.

b) The requirement is withdrawn by HAL’s Customer.

c) The Supplier is declared bankrupt or becomes insolvent.

d) It is noticed that the firm has utilized the services of any agent to get the resulting Order and paid any commission to such agent.

e) As per decision of the Arbitration Tribunal.

f) In case any part of the Order is subcontracted by the Supplier without prior permission of HAL.

g) If the performance of the Supplier is not found satisfactory during the execution of work.

In any of the above stated case, no claim of damage etc., by the Supplier will be allowed.

51. Insolvency:

If Supplier enters into liquidation, whether compulsory or voluntary (other than amalgamation or reconstruction with another party taking over all its rights as well as commitments) or becomes insolvent or suffers a receiver of the whole or part of its asset to be appointed,

i) Shall forthwith notify the same to HAL and the HAL shall have the right without prejudice to his other rights or remedies to terminate the unexecuted part of this Contract.

ii) In such an event, HAL shall become entitled forthwith to get the refund within 30 days of all the advance payments received by Supplier and expenditure incurred by as a part of its obligations under this contract it has not fulfilled.

In such an event if applicable, Supplier is liable for return of any materials/items (including drawings, designs etc) to HAL, which are held at his end as a part of the obligations under this contract.

52: Appropriation:

Whenever under this contract any sum of money is recoverable from any payable by the contractor, HAL shall be entitled to recover such sum by appropriating in part or whole by deducting any sum then due or which at any time thereafter may become due to the contractor in this or any other contract entered by HAL as a whole its Divisions and Branch Offices etc., held by him alone or in partnership with others. Should this sum be not sufficient to cover the full amount recoverable, the contractor shall pay to HAL on demand the remaining balance due.

53: Indemnity: The successful bidder/Supplier shall defend, indemnify and hold HAL harmless from and against all actions, causes of action, liabilities, claims, suits, judgment, liens, awards, damages of any kind and nature whatsoever and expenses and costs of litigation to the extent such claims arise out of infringement of any IPR, patent, copyright, trademark or involve wrongful use of trade secret or confidential information or negligence attributable to the Supplier.

The Vendor will be held responsible for the stores being sufficiently and properly packed for tropical storage and for transport by rail, road, sea or air so as to ensure their being free from loss or injury on arrival at their destination. The packing and marking of packages shall be done by and at the expense of the vendor. Each package shall contain a Packing Note quoting Purchase Order number and date showing its contents in detail. Each shall be properly marked with Purchase Order No., Consignee’s name & address, package handling instructions etc. The package shall have adequate provision for handling during transit.

55: Sub-Contract: Neither of the parties of the resulting contract shall be entitled without the other party’s consent to assign or transfer to a third party all or part of the benefits or obligations of the contract.

56: Make In India

Considering the huge and continuous requirement, HAL suggests the successful bidder to explore the possibility of manufacturing of the offered items in India to promote Govt. of India’s Make in India Policy. At this stage, HAL proposes to buy the systems/ items directly from the bidder for the firm requirement indicated above. However, for anticipated/future requirement, HAL requests successful bidder to submit

the roadmap/proposal for HAL’s review for manufacturing of the offered system/item in India by setting up manufacturing facility in India or through joint venture in India.

57. Firm Prices

The contract prices will be firm and fixed as per contract terms till execution of contract and exclude subsequent claims or price increases of any kind.

58. IPR Clause for indemnification of HAL in case of Infringement of Third Party IPR:

a) HAL shall have the right to use the Supplies/Services procured under the contract that may contain any Intellectual Property/ Intellectual Property Rights. Seller shall indemnify and protect at its own cost, HAL in respect of cost/claims/ liabilities (including attorney’s fees) arising from any violation of Intellectual Property Rights of any third party with respect to Supplies/Services provided by Seller. If HAL or HAL’s customer/s are unable to put to use the Supplies/Services or a portion thereof as a result of violation of the Intellectual Property of any third party, Seller shall within reasonable time at Seller’s own cost either,

i) Procure for HAL and HAL’s Customer/s the right to continue using the Supply/Service or,

ii) Replace or modify the Supplies/Services so that it becomes non-infringing or,

iii) compensate HAL the amount equivalent to the cost of supplies procured/ to be procured, development cost already paid to seller and damages suffered by HAL arising due to inability to put to use the supplies/ services or a portion thereof. Intellectual Property for the purpose of this clause includes inventions, discoveries and improvements; know-how, works of authorship, technical data, drawings, specifications, process information, reports and documented information; and computer software(including without limitation, source code, object code, source code listings and object code listings that would enable the software to be reproduced or recreated), topology of integrated circuits, databases or any other such results of intellectual activity.

59. Relationship of the Parties:

It is understood that each party is an independent party and that all personnel engaged in the work under the Purchase Order/s that are supplied by either party shall in no sense be employees of the other party. It is further agreed that neither party shall have the right to act as the agent or legal representative of the other party or to bind the other party in any respect whatsoever or to incur any debts or liabilities in the name or on behalf of the other party.

60. Survival of Special Clauses:

The clauses dealing with arbitration and confidentiality shall survive and continue to have effect after the expiry or termination for any reason whatsoever of the services placed.

Failure of either Party at any time to enforce any of the provisions of this Contract shall not per se constitute a waiver by that Party of any such provisions nor in anyway affect the validity of the Contract or any part hereof.

62. Parallel Arrangement:

Any Order awarded to the successful bidder as a result of this tender, will be on non-exclusive basis. HAL reserves the right of entering into parallel contract(s)/ release parallel Order(s) with any other firms now or hereafter.

63. The Bidder/s agrees to submit such documents like submission of Integrity pact/ supporting additional documents etc. if required or as called for in RFQ, subsequent to opening of the Bid and before finalizing the contract or PO, depending upon the then circumstances and decision of HAL. Any failure to submit such documents or integrity pact in HAL given format, shall amount to rejection of the Bid, which decision shall be at the discretion of HAL.

64. Earnest Money Deposit (EMD):

a) An Earnest money of Rs. 3,00,000.00 remitted in full, excluding any intermediary bank charges should accompany in the form of Swift/Wire Transfer/ Demand Draft/ Bankers Cheque/ Bank Guarantee of scheduled Banks valid for 28 days beyond the validity of the Bid (i.e. 180+28 = 208 days). The prescribed HAL format for submission of EMD in the form of Bank Guarantee is attached. The EMD shall be in favour of HINDUSTAN AERONAUTICS LIMITED, ENGINE DIVISION. The offers not accompanied with requisite amount of EMD or EMD not submitted in the above specified form shall be summarily rejected. EMD in the form of Fixed Deposit will not be accepted against this tender.

b) The Bidders should indicate the reference & details of submission of EMD in their technical offer. The EMD in the form of hard copy in original has to be sent by post to reach the Office of the Deputy General Manager (IMM), HAL Engine Division, Bangalore - 560 093. EMD documents/instruments/remittance details should be scanned and attached to the technical bid of the e-tender. The EMD documents/instruments in original should reach the tender issuing authority by the time of closing of the tender. HAL will not be responsible for any transit/ postal delay in receipt of EMD.

c) Earnest Money Deposit (EMD) needs to be submitted by participating Bidder. If authorized dealers/ distributors/ channel partners are participating in this tender the EMD of participating bidder only is acceptable or else it will be rejected. Offers not accompanied with requisite amount of EMD or EMD not submitted in the specified form shall be summarily rejected.

d) The vendors who have been exempted from the payment of EMD as per Govt. Of India directives should submit certified copy of GOI’s authority for such exemption in lieu of EMD. The relevant certifications should be scanned and uploaded along with the technical bid. The offers without the relevant certificates would be treated as unresponsive and rejected.

e) EMD will not carry any interest for the period, it is retained with the HAL and that EMD will be forfeited, if the tenderer withdraws, amends, impairs and/or derogates from tender within the validity of tender.

f) The EMD shall be refunded to the unsuccessful bidder within 15 working days in various stages of disqualification of the bid i.e., tender open stage, pre-qualification / technical evaluation stage and identification of L-1 stage. EMD furnished by the successful bidder may be appropriated for security deposit / Performance Guarantee for the warranty period

THE DOs AND DONTs WITH RESPECT TO SUBMISSION OF EMD IS AS FOLLOWS AND THE SAME ARE TO BE FOLLOWED. ANY DEVIATION NOTICED AT ANY STAGE SHALL LEAD TO DISQUALIFICATION OF THE OFFER.

(a) EMD for each tender should be submitted separately and the same would not be adjusted against any EMD/Pending Payment/ Bank Guarantees/ Credit Note Etc., given to this Division or any other Divisions of HAL. If requisite amount of EMD is not available along with Technical Bid, the offer shall be considered rejected then and there. Hence, please ensure that the copies of EMDs are uploaded along with the technical Bid invariably. The EMD in the form of hard copy in original has to be sent by post/ courier/ personal delivery to reach the Office of the Dy. General Manager(IMM), HAL Engine Division, Bangalore – 560 093.

(b) If any firm wants to participate in more than one tender, each of the technical Bids shall be accompanied by the original EMDs. EMD for two separate Tenders cannot be clubbed and submitted along with the technical bids against one of the tenders.

(c) Please feel free to ask any doubts/clarifications in writing addressed to Addl. General Manager (IMM), Engine Division before submission of the EMD, tender bids.

Email: [email protected]

65. Integrity Pact: Vendors / bidders / sellers, only those who commit themselves to IP (Integrity Pact) with the buyer would be considered competent to participate in the bidding process against this tender. In other words, entering into this pact would be a preliminary qualification. The hard copy of the Integrity Pact in original has to be sent by post to reach the Office of the Addl. General Manager (IMM), HAL Engine Division, Bangalore - 560 093 by the time of closing of the tender and not to IEM mentioned below. The Integrity Pact details should be scanned and attached to the technical bid of the e-tender. HAL will not be responsible for any transit/ postal delay in receipt of Integrity Pact. Bids should be accompanied with signed IP (2 Nos) by the bidders along with the technical bid.

Integrity Pact needs to be signed by the bidder as per the HAL format. The standard format of HAL’s IP format is as per Annexure-G. In case bidder have signed IP with any material change / deviations from HAL’s approved format, the bids of such bidders shall be summarily rejected. The IP should be printed in plain white sheet. All the sheets/pages needs to be signed. Please ensure the signature of the authorized personnel along with two witness signatures on the final page/sheet.

As per the Integrity Pact, “there will be an Independent External Monitor (IEM), who will monitor the tender process and the execution of the contract for compliance with the principles mentioned above”. IEM has been appointed by the Central Vigilance Commission, a statutory body and not by HAL. The details of IEM’s for this tender is provided below:

1. Shri. Rajiv, IPS (Retd.), (IEM)

email: [email protected]

2. Shri Gangaram Aloria, IAS (Retd.)

email: [email protected]

(i) Signed IP (2 Nos) in original should be forwarded to the Division and not to IEM.

(ii) All clarifications /query/ status with respect to tender and request for validity extension of the tender should be forwarded to HAL only and not to the IEM except query related to IP.

67. Security Deposit:

(a) The successful vendor, will be required to submit the Security Deposit equivalent to 5% of the total value(to be calculated only on basic cost excluding taxes & duties, if such details are furnished separately in the bid submitted) within 15 days of receipt of the purchase order, by demand draft or bank guarantee in a prescribed format of H.A.L from a scheduled bank in India / bank of international repute (for Foreign vendors), valid up to 60 days after the completion of contract period/last supply. This Security Deposit will bear no interest and will be returned only after the contract is completed to the entire satisfaction of H.A.L.

(b) Security Deposit will bear no interest and will be returned only after the contract is completed to the entire satisfaction of H.A.L. No claim will be entertained against HAL either in respect of interest, if any due on the security deposit or depreciation in value.

(c) In case the supply order/ contract is not executed to the entire satisfaction of HAL, the Security Deposit will be forfeited besides initiation of risk purchase action. In case any claims or any other contract obligations (related to supplies excluding warranty) are outstanding, the bidder shall be required to extend the Security Deposit as required till such time, the vendor settles all the claims and complete such contractual obligations.

(d) If the bidder is not agreeing for the providing the Security Deposit(SD), a Loading factor of 5% shall be considered while preparing the Price Comparative Statement for ascertainment of the lowest bidder during the commercial evaluation of the bids.

(e) On due performance and completion of the contract in all respects, the security deposit will be returned to the vendor, without any interest, on presentation of absolute “No Demand Certificate” and upon return in good condition of any specifications, drawings, samples or any other property belonging to the purchaser, which may have been issued to the vendor.

(f) If the Security Deposit in the form of Bank Guarantee is to be submitted by the vendor, the same should be sent to HAL by issuing bank through registered post with acknowledgement due.

68. Performance Bank Guarantee: Vendor shall furnish a Performance Bank Guarantee as per HAL’s format for 10% of the order value(to be calculated only on basic cost excluding taxes & duties, if such details are furnished separately in the bid submitted) valid up to end of the warranty period, from a Scheduled bank in India from the date of acceptance /commissioning or otherwise, equivalent amount shall be retained till completion of warranty period and other obligations of Purchase Order / contract.

95% uptime during warranty period to be ensured, failing which the warranty period will be extended for the period for which the system was under break down.

In case, the vendor does not agree for Performance Bank Guarantee / retention of equivalent amount, those offers shall be summarily rejected.

If the Performance Bank Guarantee in the form of Bank Guarantee is to be submitted by the vendor, the same should be sent to HAL by issuing bank through registered post with acknowledgement due.

69. Bank Guarantee against EMD/SD/PBG:

In case of submission of Bank Guarantee against EMD/SD/PBG, the following Stamp paper value to be ensured for considering the Bank Guarantee:

1. If relating to paper Bank Guarantees, then BG to be executed on the Stamp paper for a value not less than 300/-.

2. If relating to e-Bank Guarantees, then BG to be executed on the Stamp paper for a value not less than 200/-.

70. Public Procurement - Restrictions on procurement from a bidder of a country which shares a land border with India will be followed as per Annexure-I.

All the bidders to submit declaration certificate as per the format attached at Annexure-II A under relevant type (Type I or Type II).

Sl. NO. Name & Address of the Vendor

Vapour Phase Aluminising Furnace Specification (E-Essential and D-Desirable) HSN/SAC Code PRICE REMARKS

1 Scope: Supply, installation and commissioning of a brand new Vapour Phase Aluminizing Furnace conforming to the following specification:

Scope of Supply

2 Supply, installation and commissioning of furnace equipment for the high temperature Vapour Phase Aluminizing deposition of Aluminide and Silicon diffused Aluminide coatings on aero engine turbine components for protection against typical high temperature Oxidation and hot Corrosion operational environments.

3 Complete Process Technology Transfer (Transfer of Technology) shall be licensed and provided to HAL. The transfer of technology shall be provided to HAL and shall also be provided whenever requested by HAL until the completion of the warranty. The transfer of technology shall also include (but not limited to) development of new prove out programs, process and methodology for vapour phase aluminizing of the below mentioned parts.

Equipment specification

4 Vapour Phase Aluminizing Processing Equipment, shall be supplied in accordance with the following minimum specification details as following:

Vapour Phase Aluminizing Processing Equipment.

5 A processing Vapour Phase Aluminizing furnace in the configuration of a vertical bell furnace type arrangement, vertical retort reactor bases and with manipulation by the provision of an overhead bridge crane contrivance for all lift, drop and processing batch load duty manipulation tasks.

6 Main system assembly shall comprise of one vertical bell furnace unit, two accompanying reactor bases Base 1 & Base 2 (with Base 1 ideally dedicated to stand alone Aluminide coatings and Base 2 ideally dedicated to Aluminide - Silicide coatings) and with synchronized operations for simultaneous heating (Base 1) and cooling (Base 2) & vice versa of individual reactors as operationally required.

7 Main furnace unit shall be an electrically heated bell furnace with 175kVA or higher heating power and four or higher independently controlled heating zones.

8 Main furnace unit shall be equipped with four independent main temperature controller and over temperature control systems. 4 Nos each duplex type-S metal/ceramic thermocouples for temperature control and also for over temperature control functionality with an independent safety device to switch off the heating power.

9 Furnace system shall be capable of heating a fully loaded Vapour Phase Aluminizing reactor from ambient room temperature up to a maximum operational working temperature at a minimum averaged heating rate of at least 9°C/min or faster without load.

10 Furnace system shall be capable of cooling a fully loaded Vapour Phase Aluminizing reactor at a minimum averaged cooling rate of at least 3°C/min or faster.

11 Main furnace bell unit, upon installation or removal before/after an operational cycle, shall be equipped with Auto-Connect/Auto-Disconnect systems for all required utility and electrical services and which shall be inclusive of electrical energy systems, thermocouple systems and cooling water systems and shall require no routine operator assistance for union connections/disconnections.

12 Main bell furnace assembly shall be equipped with an integrated cooling system whereby a previously sealed inlet orifice shall be permitted to open and with allowance for a fan assisted cooling air vortex pattern to be swept upwards within the internal chamber plenum space (between outer circumference of the reactor wall & inner circumference of the heating furnace bell) and as further reliant upon the simultaneous opening of a top mounted, externally located valve mechanism and specified for high temperature operational service, and readily facilitating the means for accelerated air cooling methods to occur. Air inlet & outlet valve assembly mechanism shall be fully automated and with opening/closing actions controlled as a process recipe directed command logic. Heating elements should be Kanthal rob type (preferably) for longer service life. Lightweight ceramic fibre insulation of appropriate thickness to ensure the surface temperature on the outside areas are kept within safe limits less than 60°C.

13 A mobile cooling shroud assembly (after removal of a hot furnace) shall be supplied for accelerated cool down cycles.

14 Furnace retort/s (with outer design corrigated sheet) shall be fabricated from Inconel 601 material only. Retort Wall thickness : ≥6mm

15 Vapour Phase Aluminizing reactor retort/s shall be supplied with ‘O-Ring’ seals for retort to base sealing and which shall integrate an intrinsic safety system incorporating continuous vacuum pumping and evacuation of toroidal space/s between such seals and with electronic observance of any such vacuum decay to be revealed.

16 Maximum furnace temperature: 1180°C

17 Maximum reactor working temperature: 1140°C

18 Operational working temperature range for reactor: 800 - 1140°C

19 Work zone temperature uniformity: +/- 10°C (AMS2750H, Class-4) or better

20 Furnace/Reactor/s shall be capable of conforming with all processing Pyrometry requirements as mandated within the latest/current version of the AMS2750G Pyrometry standard.

21 Furnace/Reactor/s shall be supplied with capability to enable future system calibrations to be conforming with SAT (System Accuracy Test) processing requirements of the AMS2750G Pyrometry standard.

22 Internal reactor volume specifications: Free working diameter of 750 mm or higher and a free working height (useable) of 1500mm or higher.

23 Internal reactor payload capacity: 600kgs or higher at maximum allowable operational processing temperatures.

24 Internal reactor volume space shall be of a Vapour Phase Aluminizing reactor type arrangement, and which shall NOT employ any traditional type coating enclosure/containment boxes as per conventional type coating deposition furnace designs.

25 Internal Vapour Phase Aluminizing reactor shelf racking system/s shall be manufactured from high temperature cast alloy (Inconel 601 or better material whihc can sustain halide gases transportation) material sections and shall not be offered as a manufactured assembly device fabricated from sheet material. All the internal and external piping systems used for transportation of pre-cursor gases within the retort shall be made of inconel-601 material or better material whihc can sustain halide gases transportation with appropriate end fittings and joints (accessories). Vendor should also supply a spare set of full piping systems for both the retorts with end fittings and control valves (accessories).

26 Internal Vapour Phase Aluminizing reactor shelf racking system/s shall offer a multi stacking assembly arrangement and with capacity for operations to readily change between a three shelf stacking arrangement and alternatively, to a four and/or five shelf stacking arrangement/s.

27 Chosen precursor gas/s generation for subsequent coating deposition shall NOT be produced within the main process reactor by a procedural method with the use of conventional halide activation salts (i.e., Activator Salts NH4F, NH4HF2, or NH4Cl).

28 Aluminizing donor precursor gas generation for subsequent coating deposition shall ONLY be produced within the confines of the main process reactor and shall be created with the provision of an externally transferred halide gas allowable as either a Fluorine or Chlorine based gas species, and with either choice of activation gas species to be stored as a separated container and with prudent transmission line systems for the safe internal delivery of such gas to within the main process reactor.

29 NOTE-A: External (to process reactor) generation unit/s for the thermochemical creation of AlCl/Fx precursor gas/s are NOT permitted for this scope of supply.

30 NOTE-B: As applied Aluminized deposition coatings shall be equally applicable for the subsequent formation of Platinum Aluminized coatings and in the instance of a pre Platinum electroplating process being performed and as to be future required at the discretion of the HAL organisation.

31 Siliconizing donor precursor gas generation for subsequent coating pre/co-deposition shall ONLY be produced within the confines of the main process reactor and shall be created with the provision of an externally transferred halide gas allowable as either a Fluorine or Chlorine based gas species, and with either choice activation gas species to be stored as a separated container and with prudent transmission line systems for the safe internal delivery of such gas to the main process reactor.

32 External (to process reactor) generation unit/s for the thermochemical creation of SiCl/Fx precursor gas/s are NOT permitted for this scope of supply.

33 Both Aluminizing and/or Siliconizing deposition systems will be for the application of protective diffusion coatings and with typical processing applications primarily performed upon Nickel based superalloy substrates and with secondary processing applications performed upon Cobalt based superalloy substrates.

34 Furnace/Reactor/s shall be capable of processing a generality of three processing atmosphere pressure type configurations:

35 Vacuum Atmosphere processing pressure ~ in a range of 40 – 100mbar ABS.

36 Atmospheric processing pressure ~ in the prevailing rage of Ambient Atmospheric pressure.

37 Positive Atmospheric processing pressure ~ in a range of 100 – 150mbar above prevailing Ambient Atmospheric pressure.

38 NOTE: Each of the three working pressure range specifications above shall be offered with full processing gas atmosphere capabilities of: A) 100% Argon gas processing capability; B) 100% Hydrogen gas processing capability; C) Any combination ratio of Argon/Hydrogen process gas mixtures thereof.

39 Operating pressure shall be maintained by a dedicated pressure control system during all vacuum processing and shall display an accuracy range of ± 10mbar.

40 Vacuum pumping system/s shall be provided by combination sets of mechanical vacuum pumps(Make- Pfeiffer or Leybold preferably and liquid vane ring vacuum pumps.Vacumm gauges supplied for measuring vaccuum level shall be of make Pfeiffer or Inficon or Ceravac preferably.

41 A dedicated process gas cabinet shall be supplied with multiple MFC’s (make -Bronchorst or Burkert Mass Flow Controllers preferably) supplied for all Argon reactor purging, Argon & Hydrogen process reactor atmosphere/s and halide gas/s transmissions systems.

42 NOTE: Conventional thermal mass flow type technologies shall be acceptable for both Argon & Hydrogen processing gas operations, however, thermal mass flow type technologies are prohibited for use with any halide gas species and the exact type technology as to be future used by a vendor shall be agreed in advance with HAL for a final scope of supply. However automated metering/ control of halide gas species flow is essential.

43 Argon and Hydrogen process gas line inlets shall be equipped with superior type dew point sensors and shall monitor and record in real time, and with automatic alarming routines to halt a process cycle in the event of non-conforming specification parameters.

44 The transmission supply system for Hydrogen process gas shall be installed with an integrated and fully automated (external to building) gas shut off system for any emergency or unsafe condition event.

45 The entire Vapour Phase Aluminizing system installation, inclusive of all process gas cabinets, gas scrubber unit and the entirety of the direct Vapour Phase Aluminizing building enclosure shall be supplied and equipped with Hydrogen gas Detectors, Halide gas detectors, and Oxygen gas deficiency detectors. A multitude of detection devices shall be strategically located and placed within the confines of this Vapour Phase Aluminizing system installation and shall be furthermore integrated into a unified alarm warning system and shall be agreed in advance with HAL for a final design scope of supply.

46 All process reactor exhaust lines shall be supplied with electrical trace heating and comprehensively insulated to prevent heat loss and unwanted internal condensation of coating gas by-products.

47 For all main reactor exhaust valves, conventional soft seat ‘ball valve’ type designs and also hard seat type designs should not be used. Exhaust valve such as rotating plug valves with all metal seats and vacuum tight qualities for working in operational temperature of 375°C shall only be used.

48 All exhaust gas outputs from the process reactor/s shall be transmitted through a gas scrubbing and chemical neutralization system before being allowed to enter into the external atmosphere and environment surrounds. Neutralized and chemically scrubbed gas/s shall routinely meet with and satisfy all local and state mandated emission levels to be observed and shall be agreed in advance with HAL.

49 Vapour Phase Aluminizing furnace system shall be supplied with an integrated and dedicated water cooling system for all associated system cooling requirements.

50 Vapour Phase Aluminizing furnace water cooling system shall be supplied with an emergency cooling water back up system strategy and to be integrated with an alternative energy source system design and with capacity for all emergency events associated with cooling system requirements. A dedicated chiller unit (Make-Riedel preferably of suitable capacity shall be supplied along with Vapour Phase Aluminizing system.

51 It is prohibited for any emergency cooling water system to utilise either mains potable water supply or fire hydrant water supply and with consequential dumping to a city drain.

52 Furnace control system shall be supplied with a current generation SIEMENS PLC type controller (preferably) and with a HMI interface with SCADA software system. The HMI screen system shall be 21" screen or higher size enabled with touch control facility.

53 HMI interface system shall be fully compliant with AMS2750 standards and shall be capable of monitoring all process related parameters, all alarm events and with historical archiving and retrieval of past process cycles and with overall system design integration to be agreed in advance with HAL.

54 Typical Metallic Gas Phase Deposited Aluminide coating specifications shall include for a range of deposited coatings to be produced within a typical thickness range of between 25 to 100 µms for turbine hot gas path section applications.

55 Typical Siliconizing coating specifications shall include for a range of deposited coatings to be deposited within a typical thickness range of between 50 to 100 µms for typical turbine hot gas path section applications.(for the aero engine components - Turbine wheels, Stators Stage-1 & Stage-2, Liner Transition)

56 Typical Metallic Gas Phase Deposited Aluminized coating specifications shall include for a range of Aluminium coating content/s to be realised within a typical concentration range of between 26% to 32% for turbine hot gas path section applications. (Note, laboratory analysis for Aluminium content determination shall be performed by an agreed procedural method to be advised by HAL and will be required in the format of a multi-raster SEM scan box with precise measurement locational parameters to be observed by a successful vendor)

57 Typical Metallic Gas Phase Deposited Siliconized coating specifications shall include for a range of Silicon coating content/s to be realised within a typical concentration range of between (Type-1 (3% to 9%)), (Type-2 (4% to 10 %)) for turbine hot gas path section applications. (Note, laboratory analysis for Silicon content determination shall be performed by an agreed procedural method to be advised by HAL and will be required in the format of a multi-raster SEM scan box with precise measurement locational parameters to be observed by a successful vendor)

Process Tech-Transfer & Licensing.

58 Supplier shall provide complete technological information about Vapour Phase Aluminizing technology. Supplier should provide all the information to HAL so that HAL Engineers will be able to prove out vapour phase aluminizing of the below mentioned parts.

59 The detailed technological transfer shall be provided to HAL Engineers by providing exhaustive training in complete process establishment and produtionising of all types of parts mentioned below.

60 Complete turn-key processing technology including any unique & individual technologies as related to Vapour Phase Aluminizing Aluminising and Vapour Phase Aluminizing Siliconizing and entire process parameters for prove out of the aero-engineparts indicated in this RFQ specification shall be transferrred.

61 Full ‘turn-key’ processing technology/s offered to HAL shall be inclusive of all development and required training of authorized HAL representatives.

62 The Vapour Phase Aluminizing Aluminising and Vapour Phase Aluminizing Siliconizing development processes shall be demonstrated at the vendors manufacturing works facility

Pre Dispatch Inspection and Testing - "Hot" pre acceptance Test and Training.

63 All the following acceptance criteria, training, testing and verification shall be carried out under the supervision of HAL nominated technical specialist.

64 The “Hot” Pre Acceptance Test shall be conducted at Supplier’s factory . HAL will provide necessary parts for prove out as mentioned in the attached document.

65 Temperature Uniformity Survey (TUS) shall be carried out during Pre Dispatch Inspection.

66 Note: All parameters as listed below are applicable to both reactor/bases, i.e., a total of two temperature uniformity survey cycle tests to be performed in total.

67 TUS with empty furnace (‘empty’means retorts in an un-condition, i.e., no simulated load parts present)

68 TUS shall be performed under ‘empty furnace’ conditions within the qualified working reactor hot zone and shall be performed at the indicative temperature/s of: 900°c - 1000°c - 1100°c under an argon or h2 atmosphere and shall conform to AMS 2750H pyrometry standard TUS requirement specification (in this instance) of +/- 10°c as when compared to the relevant zonal control set points.

69 HAL shall nominate a team comprising of 4 persons. The role and responsibilities are specified as below: 1) One shop Supervisor having expertise in Vapour Phase Aluminizing coatings. 2) Two persons from Heat treatment domain having experience in furnaces. 3) One Maintenance in charge responsible for all mechanical, electrical and electronic maintenance.

70 Following the "Hot" Pre Acceptance Test, supplier shall train the HAL’s representatives (four persons of HAL) on the VPA Furnace and related equipment at the Supplier’s facility during a period ten (10) working days.

71 All Laboratory facilities of supplier shall be at the disposal of HAL's Engineers to check and validate the test coated parts in order to generate the pre acceptance protocol.

72 After the running tests, during disassembling the full equipment needs to be cleaned.

TUS with loaded furnace at HAL Site

73 TUS with loaded furnace at HAL Site: (in this instance, ‘loaded’ shall be applicable to retort in a fully loaded condition, i.e., full simulated load parts present as representative of a production batch)

74 TUS shall be performed under ‘loaded furnace’ conditions within the qualified working reactor hot zone and shall be performed at the indicative temperature/s of: 900°c - 1000°c - 1100°c under an argon or H2 atmosphere and shall conform to AMS 2750H pyrometry standard TUS requirement specification (in this instance) of +/- 10°c as when compared to the relevant zonal control set points.

75 For this testing procedure, the working reactor hot zone shelves shall be charged with a sufficient quantity of prepared scrap (Blades/NGV’s - which will be supplied by HAL) and will simulate a normal & fully loaded reactor thermal cycle.

76 Also the uniformity of the coating on all the simulated parts shall be proved in the fully loaded condition and necessary acceptance test report from the Laboratory of HAL shall be obtained for final clearance of the furnace.

77 Note: All TUS thermocouple’s within the qualified working reactor hot zone shall be inserted within typical scrap Blades/NGV’s and are to function and perform in this instance as thermal mass heat sink devices for the simulated purposes of a ‘loaded furnace’ TUS thermal cycle condition.

78 To accept the furnace, parts shall be proved in the supplied furnace during Pre Dispatch Inspection and also at HAL after commissioning of the furnace, details are provided in the attachment:

79 The furnace will be cleared for dispatch only after successful prove out for parts as indicated in the attachment..

80 All the required item for prove out including but not limited to fixtures, consumables, masking etc shall be supplied by the supplier only.

81 Vendor/OEM partner should have already supplied such Vapour Phase Aluminising Furnace, of similar configuration as mentioned in this RFQ, previously to any company, and carried out vapour phase aluminizing of aero-engine parts such as Blades / Vanes etc. Documentary evidence for the previous supply shall be submitted along with the technical bid.

82 Vendor shall submit methodology of prove out of parts along with the technical bid.

83 Catalogue / brochure of the offered equipment shall be submitted along with the technical bid.

84 Along with the equipment, supplier shall supply all the essential spares. The spares shall include electrical, electronics and mechanical items.

85 The supplier should ensure the continuous supply of spares / service support throughout the useful life of the equipment. The supplier shall ensure that the useful life of the equipment shall be atleast 10 years.

86 As indicated above, vendor should also supply a spare set of full piping systems for both the retorts with end fittings and control valves.

87 The electrical installation should be fully tropicalised and electric system should be suitable for operation on 415 ± 10% volts, 3 Phase, 50± 3 Hz, AC supply.

88 Control voltage shall be 24 V DC.

89 UPS for the PC to provide 30 min back up shall be provided.

89 A Instrumentation:

SCADA system with data logging, hystorical data storage and retrieval, trending, report generation and printing features. The screen should display all the readings of various sensors.

Control Temperature controller

Excess Temperature Controller

Thyristor Power Pack

One multi tasking color printer shall be supplied.

Control Panel shall be designed with all the necessary safety relays, tripping circuits, Tower lamp, hooter, indications etc.

Furnace shall comply to Industry 4.0 requirements.

90 Three sets of Documentation in English to be supplied with equipment (Both hard copy and soft copy in a CD) covering the following details: a. Overall layout for commissioning the equipment b. Electrical and Pneumatic Circuit Diagram c. User and Maintenance Manual d. All data and drawings related to part prove out such as Prove out programs, processes, fixture etc

Calibration certificate:

91 Calibration certificates shall be provided for all the applicable gauges and all the process control instruments as a part of acceptance.

92 Furnace should meet International/Indian safety standards. Party has to explain in detail regarding the safety/ precautions to be followed & the International/Indian safety measures incorporated in the equipment.

93 Entire system and accessories shall be provided with a full manufacturers warranty against defects for a minimum period of TWO YEARS and to commence upon final system sign off and acceptance at HAL’s Vapour Phase Aluminizing site facility.

94 During the warranty period, any part recognised as deficient should be replaced free of charge.

Supplier's visit during warranty

95 The warranty shall also include at least two visits per annum minimum (minimum two visits during first year of warranty and minimum two visits during the second year of warranty) by the vendor's maintenance personnel to Vapour Phase Aluminizing site facility installed at HAL.

96 Scheduled site visits shall include for all routine maintenance tasks, planned equipment replacement and overhaul activities, selected electronic and mechanical device calibration and adjustment/ replacement as required.

97 Full working assessment and reporting of all processing instrumentation, electrical & mechanical equipment, all high temperature processing related assemblies, cooling systems, process gas transmission systems and all safety related devices inclusive of all gas detection systems.

98 On completion of each scheduled site visit, a comprehensively detailed maintenance and equipment condition report shall be generated and presented to HAL which shall provides current operational status of existing Vapour Phase Aluminizing processing equipment and, as relating to a schedule of potential future planned maintenance works to be performed and with advisories for immediate and interim schedules to be completed.

99 Any software update shall be provided to HAL free of cost during the warranty period.

Installation and Commissioning

100 Party should co-ordinate in installing the equipment at HAL Engine Division.

101 After completion of installation, party should verify installation, connection and check proper condition of the furnace, put the equipment into proper running order, perform operating tests, proving out of the sample components and train the operators.

102 Foundation kit like vibro mounts, bolts etc required for foundation to be supplied.

103 The installation & commissioning shall be done by Supplier’s Engineers at HAL site within the stipulated time from the receipt of the equipment at HAL site.

104 Ghost back up of data on a CD for re-loading in case of Hard Disc failure at the end of commissioning of the equipment.

105 The quotation should be comprehensive against specification and the supplier should state whether the furnace and the control system offered by them confirm as per the specification point by point as listed. If any alternate offers are made, it should be stated as alternative and details to be provided. Acceptance of the same based on meeting functional requirements is at HAL's discretion.

106 Vendor is strongly recommended to visit HAL Engine Division, Bangalore to understand the requirements, understand the prove out part requirements, scope of supply, site conditions etc before submission of the quote.

IGST (Any if applicable)

CGST (Any if applicable)

SGST (Any if applicable)

Any other Taxes and duties applicable

Miscellaneous Charges

Total Cost of Supplies (Break up details required)

Total Cost of Services rendered in India (Break up details required)

Total Cost of Services rendered in Foreign (Break up details required)

Delivery Schedule

Terms of Payment