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Tender For Hiring Of Third-Party Inspection Services (Tpi) -, Dibrugarh-Assam

Oil India Limited has published Tender For Hiring Of Third-Party Inspection Services (Tpi) -. Submission Date for this Tender is 01-03-2023. Screws Tenders in Dibrugarh Assam. Bidders can get complete Tender details and download the document.




Tender Notice

36234778
Tender For Hiring Of Third-Party Inspection Services (Tpi) -
Open Tender
Indian
Assam
Dibrugarh
Due Date Not Mentioned, Contact Concern Authority.

Tender Details

Tender For Hiring Of Third-Party Inspection Services (Tpi) -1. Line Pipe, 6, ERW Galvanised, Screwed -Line Pipe, 150 mm (6) 1. Line pipe, ERW, galvanized, medium duty, made from hot rolled steel strips; screwed and socketed, conforming to BIS:1239 (Part-1): Latest Edition. Deviations from the said standard are specified in subsequent description points. Each end of the pipe is to be screwed with taper pipe threads conforming to IS: 554. Length of each joint: 6 to 7 metres. 2. Pipe mass and thickness must conform to Table 4 of BIS:1239 (Part-1): Latest Edition. 3. Sockets: Pipes are to be coupled with ERW sockets conforming to BIS:1239(Part-1): Latest Edition, having taper pipe threads conforming to BIS: 554, Latest Edition, to match the line pipes. Minimum socket dimensions as per Table 6 of BIS: 1239 Part 2, latest Edition. 4. Markings: Each tube shall be marked by stamping with manufacturers name or trade-mark, IS No. that is, BIS 1239 (Part 1) and class of tubes, that is, M for medium. Each socket should also bear manufacturers name, size and BIS -1239 (Part 2) marking. In addition, the PO number, length, OD of pipe and unique pipe number is to be stamped on each length of pipe. 5. Leak Proof Test: Each tube shall be tested for leak tightness at 5 MPa, as stipulated in BIS: 1239(Part-1), Latest Edition. Hydraulic testing shall be carried out in both pipes and sockets at testing pressures as mentioned in BIS: 1239 in screwed and coupled condition at suppliers works.

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