U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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All TitlesTitle 46Chapter IPart 52Subpart 52.05 - Subpart 52.05—Requirements for Boilers Fabricated by Welding
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Boilers and component parts, including piping, that are fabricated by welding must be as indicated in PW-1 through PW-54 of Section I of the ASME BPVC (incorporated by reference; see § 52.01-1) except as noted otherwise in this subpart.