Section 162.018-7 - Flow rating tests(a) Flow rating of valves shall be conducted in accordance with UG-131 of section VIII of the ASME Code, S-1.2.5.2 of the Compressed Gas Association Standards, or other procedure approved by the Commanding Officer, USCG Marine Safety Center.CGFR 68-82, 33 FR 18908, Dec. 18, 1968, as amended by USCG-2001-10224, 66 FR 48620, Sept. 21, 2001