CFR /  Title 46  /  Part 54  /  Sec. 54.23-1 Scope (modifies UB-1).

(a) Fabrication by brazing shall be in accordance with the provisions of this part and with part 57 of this subchapter. [CGFR 69-127, 35 FR 9977, June 17, 1970]

Subpart 54.25_Construction With Carbon, Alloy, and Heat Treated Steels