U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 46Chapter IPart 56Subpart 56.30 - Subpart 56.30—Selection and Limitations of Piping Joints
§ 56.30-1 - Scope (replaces 110 through 118).
§ 56.30-3 - Piping joints (reproduces 110).
§ 56.30-5 - Welded joints.
§ 56.30-10 - Flanged joints (modifies 104.5.1(a)).
§ 56.30-15 - Expanded or rolled joints.
§ 56.30-20 - Threaded joints.
§ 56.30-25 - Flared, flareless, and compression fittings.
§ 56.30-27 - Caulked joints.
§ 56.30-30 - Brazed joints.
§ 56.30-35 - Gasketed mechanical couplings.
§ 56.30-40 - Flexible pipe couplings of the compression or slip-on type.
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