Valve Standards

ASME Standards

• ASME B16.10 - Face to Face and End to End Dimensions of Valves
• ASME B16.34 - Valves Flanged, Threaded and Welding End

ISO Standards

• ISO 15848-1 - Industrial valves -- Measurement, test and qualification procedures for fugitive emissions -- Part 1: Classification system and qualification procedures for type testing of valves
• ISO 15848-2 - Industrial valves -- Measurement, test and qualification procedures for fugitive emissions -- Part 2: Production acceptance test of valves

MSS Standards

• MSS SP-6 - Standard Finishes for Contact Faces of Pipe Flanges and Connecting-End Flanges of Valves and Fittings
• MSS SP-25 - Standard Marking Systems for Valves, Fittings, Flanges and Unions
• MSS SP-88 - Diaphragm Type Valves