46 CFR 64.71
§ 64.71 Marking of pressure relief devices.
United States · 46 CFR — Shipping · Status: effective
Cite this
- Citation
- 46 CFR 64.71, § 64.71 Marking of pressure relief devices, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/225447
- Permanent ID
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Full text
A pressure relief device must be plainly and permanently marked with the—
(a) Set pressure rating;
(b) Rated flow capacity expressed as cubic feet of standard air (60 °F 14.7 psia) per minute and the pressure at which the flow capacity is determined;
(c) Manufacturer's name and identifying number; and
(d) Pipe size of inlet.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.