PWRJT20030/ Repair of 28 inch ball valve at WRPL Surendranagar.

Amount

Service Items

Complete repair of 28" 600# Ball Valve including but not limited to:- Unloading & Receiving the valve, Providing Tag number for each received valve, Marking the valve and dismantling the Valves, Cleaning of valve internal and external parts thoroughly. Replacement of Body seat and seal, O’Ring, Packing, Spring, Re-metallization of Ball surface , Machining as per standard procedure, hard chroming of ball :EN 0.0030 , Reconditioning of mettalic seat ring, , Replacement of soft RTFE & PTFE rings, Assembling the valves and checking the operation, Servicing of Gear Box, Hydro-testing the valves as per standard. , Painting the valves with relevant paint, loading the vale in Truck, as per directio of Site Engineer/ EIC and SCC

Dismantling of the valves & inspection of all internal & External spares. Cleaning of all spares and upon cleaning inspection to be done . Pre- repair inspection report in detail to be submitted.

Re-metalizing of ball to all repairable depths as per API 6D. Compatibility & procedure of re-metalizing of material for gate has to be submitted beforehand and ascertained and approved by EIC. This has to be followed by checking of trueness of ball to ensure that there is no defect. Upon re-mettalization, report to be submitted to EIC.

Machining of ball valve as per standard procedure.Cleaning / Polishing / regrinding of ball All procedure as per relevant API/IS codes. Procedure specific to this project to be made by vendor. Upon clearance from EIC and approval of procedure same has to be done as per submitted procedure.

Hard chroming of ball to EN:0.0030. All procedure as per relevant API/IS codes. Procedure specific to this project to be made by vendor. Upon clearance from EIC and approval of procedure same has to be done as per submitted procedure.

Reconditioning of metal ring (seat and body)as per requirement of all present in Valve. TC to be submitted.

Replacement of all washers, soft RTFE & PTFE rings as per requirement of all present in Valve. TC to be submitted.

Replacement of seat spring of all present in Valve. TC to submitted

Replacement of body seal , MOC Therban SH -90 of all present in Valve. TC to be submitted.

Replacement of seat O ring entire set used in Valve. TC to be submitted.

Replacement of Gland seal of entire set present in Valve.TC to be submitted.

Replacement of lower washer CS+PTFE for entire valve set.

Replacement of upper washer for entire Valve set

Replacement of other damaged parts (Seat O-rings, B O-rings gaskets, spring, Teflon seats etc.) by API 6D standard as required. Material of O-rings to be tested and approved by EIC and supplied accordingly. Painting of Valves as per relevant codes. Assembly of the valves. Providing 2 nos. API 601 standard metallic spiral wound gasket for each valve. Painting of valve body & providing side protector in color as specified by EIC. After final assemble & Hydrotest, FInal post repair report to be submited

Hydrotesting of the valve: The valves are to be hydro tested as per API 6D specifications. All arrangements for testing are to be made by the party. The test pressure & holding duration will be as per given inAPI 6D specification. Hydrostatic testing of valves will be carried out as per procedure specified in API 6D clause 11.2 to 11.5. Hydrotest Report Must be sent (Signed and as per API Format)

Hiring of truck ( capacity 10 tonnes and above) for transporation of ball valve(weight- 8 tonnes approx, dimensions : L- 1.8 m, W-1.8m, H-1.8 m approx) from IOCL WRPL Surendranagar to Vendor workshop and return to IOCL Surendranagar aftert repair. The amount shall be reimbursed after actual production of bills with verification from EIC/Site Engineer.

Bidder Name

Amount in Words

HI TEC VALVES

HARSIKO ENGINEERS

HTC VALVES PRIVATE LIMITED

HARSIKO ENGINEERS

HI TEC VALVES