46 CFR 52.05-30
§ 52.05-30 Minimum requirements for attachment welds (modifies PW-16).
United States · 46 CFR — Shipping · Status: effective
Cite this
- Citation
- 46 CFR 52.05-30, § 52.05-30 Minimum requirements for attachment welds (modifies PW-16), United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/224942
- Permanent ID
ys:prov:224942@1- SHA-256
195f9cb4cbc1b21e9fe3f0b7e5836f6ff2ac108a2fb2d075b4886845125a1054
The hash is SHA-256 of this version's text, with every run of whitespace collapsed to a single space and the ends trimmed. The ID always leads back here, and checking it says whether the text you cited is still the current version.
Full text
(a) The location and minimum size of attachment welds for nozzles and other connections must be as required by PW-16 of Section I of the ASME BPVC (incorporated by reference; see § 52.01-1) except as noted otherwise in this section.
(b) When nozzles or couplings are attached to boilers, as shown in Figure PW-16 (a) and (c) of Section I of the ASME BPVC, and are welded from one side only, backing strips must be used unless it can be determined visually or by nondestructive test methods that complete penetration has been obtained.
(c) When attachments as shown in Figure PW-16 (y) and (z) of Section I of the ASME BPVC are employed they must be limited to 2-inch pipe size for pressure exceeding 150 psig.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.