ASTM A333
Standard Specification for Seamless and Welded Steel Pipe for Low-Temperature Service and Other Applications with Required Notch Toughness
Published by ASTM International (ASTM)
The CFR incorporates ASTM A333 by reference, which makes the edition it names part of the regulation. The CFR requires the edition it names, which may not be the newest. To enforce any other edition, the agency must publish the change in the Federal Register.
The 2 editions the CFR requires
Different parts name different editions; each applies where its part says so. Newest first.
ASTM A333/A333M-16, approved March 1, 2016
As the CFR lists it: “ASTM A333/A333M-16, Standard Specification for Seamless and Welded Steel Pipe for Low-Temperature Service and Other Applications with Required Notch Toughness, approved March 1, 2016 (“ASTM A333/A333M”)”
ASTM A333-67, 1967
As the CFR lists it: “ASTM A 333-67 Seamless and Welded Steel Pipe for Low-Temperature Service, 1967”
- Listed in 49 CFR 171.7(v)(11); required by49 CFR 178.45 ↗
How to read it
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ASTM A333 is copyrighted by its publisher; RegKnot shows its title and the editions the CFR names, not its text. Read from the eCFR's incorporation-by-reference sections, current as of October 26, 2026. The regulation text governs. All standards the CFR requires.