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46 CFR 56.90-10

§ 56.90-10 Threaded piping (modifies 135.5).

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46 CFR 56.90-10, § 56.90-10 Threaded piping (modifies 135.5), United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/225156
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(a) Any compound used in threaded joints must be suitable for the service conditions and must not react unfavorably with either the service fluid or the piping materials. (b) Threaded joints that are to be seal welded must be made up without any thread compound.

Legislative history

This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.