46 C.F.R. § 58.20-5 Design.
Title 46 - Shipping
(a) Refrigeration machinery may be accepted for installation provided the design, material, and fabrication comply with the applicable requirements of the American Bureau of Shipping or other recognized classification society. The minimum pressures for design of all components shall be those listed for piping in Table 501.2.4 of ANSI-B31.5 (Refrigeration Piping). In no case shall pressure components be designed for a pressure less than that for which the safety devices of the system are set. Pressure vessels will be designed in accordance with part 54 of this subchapter. (b) For refrigeration systems other than those for reliquefaction of cargo, only those refrigerants under §147.90 of this chapter are allowed. [CGFR 68–82, 33 FR 18878, Dec. 18, 1968, as amended by CGFR 69–127, 35 FR 9980, June 17, 1970; CGD 84–044, 53 FR 7748, Mar. 10, 1988]
Title 46: Shipping
PART 58—MAIN AND AUXILIARY MACHINERY AND RELATED SYSTEMS
Subpart 58.20—Refrigeration Machinery
§ 58.20-5 Design.
