Historical
ANSI/ASME B16.22-2001
Wrought Copper and Copper Alloy Solder-Joint Pressure Fittings
Establishes specifications for wrought copper and wrought copper alloy, solder-joint, seamless fittings, designed for use with seamless copper tube conforming to ASTM Standard Specification B 88 (Water and General Plumbing Systems), B 280 (Air Conditioning and Refrigeration Service), and B 819 (Medical Gas Systems), as well as, fittings intended to be assembled with soldering materials conforming to ASTM B 32, brazing materials conforming to ANSI/AWS A5.8, or with tapered pipe thread conforming to ASME B1.20.1. This standard requirements for fitting ends suitable for soldering. This standard covers pressure-temperature ratings, abbreviations for end connections, size and method of designating openings of fittings, marking, material, dimensions and tolerances, and test.
American Society of Mechanical Engineers [asme]