ASME B16.50 pdf download WROUGHT COPPER AND COPPER ALLOY BRAZE-JOINT PRESSURE FITTINGS 1 SCOPE 1.1 General This Standard establishes requirements for wrought copper and wrought copper alloy braze-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...