I. Seam Construction for Welded Pipes
How should all welded pipes be supplied in terms of seam construction?
Explanation: All welded pipes shall be supplied in single seam construction. However, for sizes ≥NPS 36, a double seam construction is acceptable.
II. Acceptance of Spiral Welded Pipe
Is spiral welded pipe accepted in any material according to the provided information?
Explanation: Spiral welded pipe shall not be accepted in any material.
III. Material Certificates for Pipes
According to the information, what should material certificates for pipes comply with?
Explanation: Material certificates for pipes shall comply with BS EN10204, 3.1.
IV. Electric Resistance Welding (ERW) Pipes
For which system sizes is Electric Resistance welding (ERW) Pipes of ASTM A53 material considered?
Explanation: Electric Resistance welding (ERW) Pipes of ASTM A53 material is considered for sizes 2″ to 12″ pipes.
V. Electric Fusion Welded (EFW) Pipes
For which sizes and materials are Electric Fusion welded (EFW) Pipes considered according to the provided table?
Explanation: Electric Fusion welded (EFW) Pipes are considered for sizes 18″ and 24″ for the materials listed in the provided table.
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