1. All materials shall be new and shall conform in appearance and quality to Industry Standards, requirements of this requisition, applicable Codes and Standards including relevant MDS requirements and recommended practice.

2. All Welded pipes and fittings shall have longitudinal weld 100% Radiographed.
Electric Fusion Welding Process Shall Be Used

3. Weldlets shall be supplied with manufacture recommendation on welding, especially for tapered bevels and a marking on the taper surface shall be clearly visible for welding requirements.

4. All Pipes, Fittings and Flanges hot formed in the temperature range of 760°C to 800°C do not need annealing after forming.
Cold formed Pipes, Fittings And Flanges : Annealed.

5. Materials shall be identified with batch or heat number for proper traceability. Unidentified materials are not acceptable.

6. All components shall be hard marked in a low stressed area according to MSS-SP-25 with sufficient identification data to correctly identify the component during storage, handling, fabrication and assembly. Unless specified otherwise, the marking shall consist of generic manufacturer’s specification number and heat numbers.

7. All the pipes and fittings shall be colour coded as per the specification to simplify identification of pipe during storage and after the pipe has been cut for fabrication or returned to stock.

8. Positive Material Identification (PMI) to be done as per project procedure. PMI report shall be submitted as a part of final documentation.

9. All materials shall be supplied with material certificates conforming to EN 10204, Type 3.1.

10. Substitution of equivalent materials is subject to approval. All requests for substitution shall be accompanied with sufficient data / details for review / approval.

11. Packing and preservation shall be as per project specifications.

High level estimate of quantities:

1) Copper Nickel - CuNi 90/10 UNS 7060X (all sizes & thickness) – 104.96MT
Package issued for quote and subsequent order placement may be split by material type.

For example, separate packages may be issued for pipes, and/or for fittings and/or for flanges (different types)
Size : 1 to 12 inches
Estimated contract award: Q4 2021
Estimated delivery: Q2 2022 CIF Singapore
Preliminary MTO