Supply, Fabrication, Erection and Testing of WVOG System piping in Block-1 of FRP/FRFCF

Amount

Fabrication, supply, installation and commissioning of WVOG Equipmet:

Scrubber Tank:- SS 304L Horizontal tank: 1360 mm long having shell ID 900 made from 6 mm thk and dished ends at its both ends. Lug support. Fabrication as per Drawing No: FRFCF/33290/GA/2123/R0. all technical details are available in drg.

Scrubber column:- SS 304L Scrubber is to absorb NO, N2O, NO2, Iodine and particulates from the off-gas stream. The scrubber is a packed column with SS 304L metallic intalox saddles. Shell ID: 500 mm,THK: 6 mm, H: 3256 mm, Lug support. Fabrication as per Drawing No: FRFCF/33290/GA/2129/R1.

Air Lift Pot (ALP):- ALP shall be fabricated from 200 NB Sch 20 seamless 304L pipe. Fabrication as per Drawing No: FRFCF/33311/DD/1100/R0.

Air Lift Pot (ALP):- ALP shall be fabricated from 150 NB Sch 40 seamless 304L pipe. Fabrication as per Drawing No: FRFCF/33311/DD/1100/R0.

Y- Piece- "D" TYPE 8 NB:- It shall be fabricated from SS 304L 80 NB Sch 40 pipes and two reducers. Fabrication as per Drawing No:FRFCF/33311/DD/1100/R0.

Y- Piece- "D" TYPE 15 NB:- It shall be fabricated from SS 304L 80 NB Sch 40 pipes and two reducers. Fabrication as per Drawing No: FRFCF/33311/DD/1100/R0.

Chillier Condenser:- SS 304L Shell & Tubetype heat exchanger. Shell ID: 400 mm, 183 nos of 19.05 x 14 BWG tubes. Mock-up & qualification of tube expansion and TTS weld joint, solution annealing of dished ends. Fabrication as per Drawing No: A0 FRFCF/ 33290/ GA/ 2103/ R1.

Reheater:- SS 304L Shell & Tube type heat exchanger. Shell ID: 250 mm, 57 nos of 19.05 x 14 BWG tubes. Mock-up & qualification of tube expansion and TTS weld joint, solution annealing of dished ends. Fabrication as per Drawing No: A0 FRFCF 33290 GA 2130 R1.

Cyclone Separator:- 304 L cylindrical shell of ID: 300mm & 6 mm thickness. Fabrication as per Drawing No: A2 FRFCF 33290 GA 2108 R0.

Deep Bed Filter Assembly:- It has filter housing shell & a filter cartridge shell. Cartridge shell has packing of fibre glass wool in 4 layers of different height with varying density which increases from bottom to top. Leak tightness is achived with the help of top cover closure details. Fabrication as per Drawing No: FRFCF 33290 DD 1100 R0.

HEPA Filter Handling with sealing Mechanism:- is to providing proper sealing / leak tightness of HEPA filter during its operation and facilitate loading/unloading of new filter. It has inlet cone and outlet cone with machined gasket seating surface flange plates, tie rods, springs and pneumatic cylinders, SS bellows, mounting frame etc. Fabrication as per Drawing No: FRFCF 33290 DD HEPA.

Blower:- SS blowers of apacity: 600CMH at 900 mm WC, centrifugal type with backward inclined/curved or radial blade design, with base frame, foundation bolts & nuts, gas inlet/outlet flexible bellows.Continuous, Heavy duty with its operating speed less than 3000 rpm.. Further details as per the attached blower spec.

Stainless steel seamless pipe:- Unit rate should include the cost of supply, handling, cutting, fabrication (excluding welding), erection on fabricated support, pressure testing & commissioning of Stainless Steel Seamless Pipes confirming to ASTM A312 Gr. TP 304L and dimensions as per ASME B36.19 detailed in technical specification and drawings.

8 NB, Sch 40

15 NB, Sch 40

25 NB, Sch 40

40 NB, Sch 40

150 NB, Sch 10

Stainless steel pipe Fittings:- Unit rate should include the cost of supply, handling, erection, testing & commissioning of Stainless Steel forged pipe fitting of 90 degree long radius seamless elbow confirming to ASTM A403 WP 304L, and dimensions as per ASME B16.9. schedule to match pipe size as per technical specification and drawings. it should include the cost of butt welding and required bold,nuts & washers etc

Stainless steel 90o long radius Elbow: 150 NB Sch 10

Stainless steel Equal Tees: 15 NB Sch 40

Stainless steel Equal Tees: 25 NB Sch 40

Stainless steel Equal Tees: 150 NB Sch 10

Stainless steel Con. Reducer: 15 x 8 NB Sch 40

Stainless steel Con. Reducer: 25 x 15 NB Sch 40

Stainless steel Con. Reducer: 250 x 150 NB Sch 10

Stainless steel SORF flanges: 150 NB Class 150

Stainless steel Blind Flange BLRF: 150 NB Class 150

SS 304L Nipple- 100 mm length:-

Bending of pipe to 5D radius:-

Stainless steel pneumatic operated 150 NB Butterfly valve with manual override and limit switch:- Supply, handling, erection, testing & commissioning as perattached specification.

Butt Welding:- Welding of Stainless Steel pipe and fittings using GTAW process with approved makes of ER 308L filler wire. Liquid penetrant (LP) examination:: 100% LPE on root & final pass and local passivation of weld surface.

Fillet Welding:- Welding of Stainless Steel flanges using GTAW process with approved makes of ER 308L filler wire. Liquid penetrant (LP)examination and passivation of weld shall be carried out as pertechnical specifications. Rate shall be inclucive of seal welding wereever required (100% LP on root and final pass all weld joints and seal joint.)

Stainless steel U-Clamp bolts:- Supply and installation of Stainless steel (Austenitic) U-clamp bolts with four hex nuts each, conforming to the standards MSS SP-58 and MSS SP-89.

8 NB, M4 bolt size

15 NB, M6 bolt size

25 NB, M6 bolt size

150 NB, M12 bolt size

MS Structural Supports:- Supply, fabrication, erection, painting of MS Supports for Piping material conforming to IS2062 Gr-B , the structural member shall be ISMC channels, Hollow steel section, ISA Angles and MS Plates as per technical specification and approved drawings(10% of LP on final pass). Two coats of red oxide zinc chrome primer (IS 2074) and two coats of enamel paint shall be applied over supports. Rate shall be quoted inclusive of marking, cutting, welding, fabrication,LPE and painting cost as specified in the Tender specification(Ref.section-V)

Stainless steel poison plates:- Supply, fabrication, erection, testing & commissioning of 1.6 mm thick Stainless steel poison plates shall be confirming to ASTM A 240 Gr. TP 304 L. The dissimilar welding shall be done by ER 309 filler wire and 10% LP on final pass of welds. Qouted Rate shall be inclusive of supply, fabrication, erection, welding and LPE cost as specified in Tender specification.

Anchor Fasteners:- Supply and installation of heavy duty, self undercutting, Carbon steel mechanical Anchor fasteners/bolts having minimum anchor size M12 mm of HILTI or equivalent type. Support base plates shall be installed with these bolts and design shall be proven.

Radiography: Radiography of butt welded joints as per approved procedure and technical specifications of the tender. The rate shall include the cost of arranging X-ray machine, dark room facility, X-ray film, consumables for film developing, processing, drying, skilled and unskilled personnel, etc. (Note: The weld joints found acceptable after radiography test shall only be considered for the payment purpose)

Pneumatic Test : Pneumatic Test for instrument impulse pipe lines after completion of all connections as per tender specification. Required compressor will not be provided at site(Ref. section-V ).

Hydro Test: DM Water Hydro Test for pipe lines after completion of all connections and NDT as per tender specification. Arranging DM water is in contractor's scope. (One lot may be approximately considered to be 100 m of piping)

Supply, installation, testing and commissioning of Differential pressure transmitter(-250 to +250 mmWC) as detailed in Sec-V Item No. 16

Supply, installation, testing and commissioning of Differential pressure transmitter(-1000 to +1000 mmWC) as detailed in Sec-V Item No. 17

Supply, installation, testing and commissioning of Purge rotameter with DP regulator as detailed in Sec-V Item No. 18

Supply, installation and commissioning of Averaging Pitot Tube with DP Transmitter as detailed in Sec-V Item No. 19

Supply, installation, testing and commissioning of rotameter as detailed in Sec-V Item No. 20

Supply, installation, testing and commissioning of pressure switch as detailed in Sec-V Item No. 21

Supply, installation, testing and commissioning of T- type thermocouple as detailed in Sec-V Item No. 22

Supply, installation, testing and commissioning of Temperature transmitter as detailed in Sec-V Item No. 23

Supply, installation, testing and commissioning of Direct 2-way solenoid valve as detailed in Sec-V Item No. 24

Supply, installation, testing and commissioning of pressure gauge as detailed in Sec-V Item No. 25

Supply, installation, testing and commissioning of Air header manifold with 6 distribution valve as detailed in Sec-V Item No. 26

Supply, installation, testing and commissioning of Air header manifold with 10 distribution valve as detailed in Sec-V Item No. 27

Supply, fabrication, installation and commissioning of Wall mounted stand for pressure switch as detailed in Sec-V Item No. 28

Supply, fabrication, installation and commissioning of 9 position transmitter rack for purge measurement as detailed in Sec-V Item No. 29

Supply, fabrication, installation and commissioning of 9 position transmitter rack for direct measurement as detailed in Sec-V Item No. 30

Supply, fabrication, installation and commissioning of 6 position transmitter rack for direct measurement as detailed in Sec-V Item No. 31

Supply, installation, testing and commissioning of PRV for transmitter rack as detailed in Sec-V Item No. 32

Supply, installation, testing and commissioning of PRV for dampers air header station as detailed in Sec-V Item No. 33

Supply, installation, testing and commissioning of PRV for ALP as detailed in Sec-V Item No. 34

Supply, laying and commissioning of Signal cable as detailed in Sec-V Item No. 35

Supply, laying and commissioning of Control cable as detailed in Sec-V Item No. 36

Supply, fabrication & erection of Perforated type cable tray with accessories as per specification 300 mm (W) x 50 mm (D) as detailed in Sec-V Item No. 37

Supply, fabrication & erection of Perforated type cable tray with accessories as per specification 150 mm (W) x 50 mm (D) as detailed in Sec-V Item No. 38

Supply, fabrication & erection of Perforated type cable tray with accessories as per specification 50 mm (W) x 50 mm (D) as detailed in Sec-V Item No. 39

Supply & installation of Cable gland as detailed in Sec-V Item No. 40

Supply, installation, termination and commissioning of 24 Terminal junction box as detailed in Sec-V Item No. 41.

Supply, installation, termination and commissioning of 50 Terminal junction box as detailed in Sec-V Item No. 42

Supply, installation, termination and commissioning of 200 Terminal junction box as detailed in Sec-V Item No. 43

Supply, installation and commissioning of SS 316 seamless 6 mm OD tube 1 mm wall thickness as detailed in Sec-V Item No. 44

Supply, installation and commissioning of SS 316 seamless 10 mm OD tube 1 mm wall thickness as detailed in Sec-V Item No. 45

Supply, installation and commissioning of SS ompression Type Tube Fittings, Valves & Pipe Fittings as detailed in Sec-V Item No. 46

Supply, installation, testing and commissioning of 3/2-way solenoid valve as detailed in Sec-V Item No. 47

Sri Venkateswaraa Engineering (BID ID -3324079)

Auro Industries (BID ID -3321295)