MSS - Valve Standards
Manufacturers Standardization Society - MSS - of the Valve and Fittings Industry - valve standards.
MSS - Manufacturers Standardization Society of the Valve and Fittings Industry - valve standards:
- MSS SP-6
Standard finishes for contact faces of pipe flanges of valves and fittings - MSS SP-9
Spot facing for bronze , iron and steel flanges - MSS SP-25
Standard marking system for valves, fittings, flanges and unions - MSS SP-42
Class 150 corrosion resistant gate, globe, angle and check valves with flanged and butt weld ends - MSS SP-54
Quality standard for steel castings - radiographic inspection method for valves , flange, fittings and other piping components - MSS SP-55
Quality standard for steel castings for valves, flanges and fittings and other piping components - MSS SP-60
Connecting flange joint between tapping sleeves and tapping valves - MSS SP-61
Hydrostatic testing of steel valves - MSS SP-67
Butterfly valves - MSS SP-70
Cast iron gate valves , flanged and threaded ends - MSS SP-71
Cast iron swing check valves, flanged and threaded ends - MSS SP-72
Ball valves with flanged or butt - welding ends for general service - MSS SP-78
Cast iron plug valves - MSS SP-80
Bronze Gate, globe angle and check valves - MSS SP-82
Valves pressure testing methods - MSS SP-84
Steel valves socket welding and threaded ends - MSS SP-86
Metric data in standards for valves, flanges and fittings