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Nickel Alloy Pipe Specification – ASTM B775


This general specification contains the mandatory requirements to the ASTM standards listed herein for longitudinally welded piping made from nickel and nickel alloys. In case of conflict, the requirements listed in the particular product specification takes precedence over those listed here.

This specification contains various requirements that, with the exception of Section 5 and Section 10, are mandatory requirements to the following ASTM nickel and nickel alloy, longitudinally welded piping specifications:2

Title of Specification ASTM Designation2
Welded UNS N08020, N08024, and N08026 Alloy Pipe B464
Welded Nickel-Iron-Chromium Alloy Pipe B514
Welded Nickel-Chromium-Iron-Alloy (UNS N06600, UNS N06603, UNS N06025 and UNS N06045) Pipe B517
Welded Nickel and Nickel-Cobalt Alloy Pipe B619
UNS N08904, UNS N08925, and UNS N08926 Welded Pipe B673
UNS N08367 Welded Pipe B675
Nickel-Alloy (UNS N06625, N06219, and N08825) Welded Pipe B705
Ni-Cr-Mo-Co-W-Fe-Si Alloy (UNS N06333) Welded Pipe B723
Welded Nickel (UNS N02200/UNS N02201) and Nickel Copper Alloy (UNS N04400) Pipe B725
  • ┬áNote this data is for overview only. For full specification and current revisions, please contact ASTM.


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