Standard Specification for
Forged or Rolled 8 and 9% Nickel Alloy Steel Flanges,
Fittings, Valves, and Parts for Low-Temperature Service1
This standard is issued under the fixed designation A 522/A 522M; the number immediately following the designation indicates the year
of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.
A superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
click below to download Astm A 522/A 522M – 01 pdf free
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click here to download Astm A 521 – 03 pdf free download