MSS SP 152 : 2017 KNIFE GATE VALVES FOR DOUBLE BLOCK AND BLEED Manufacturers Standardisation Society
MSS SP-140:2017 Quality Standard Practice for Preparation of Valves and Fittings for Silicone-Free Service Manufacturers Standardisation Society
SP-104 : 2018 Wrought Copper, Solder-Joint Pressure Fittings Manufacturers Standardisation Society
SP-79:2018 Socket-Welding Reducer Inserts Manufacturers Standardisation Society
MSS SP-83-2018 Class 3000 And 6000 Pipe Unions, Socket Welding and Threaded (Carbon Steel, Alloy Steel, Stainless Steels, And Nickel Alloys) Manufacturers Standardisation Society
ANSI/MSS SP-25-2018 Standard Marking System for Valves, Fittings, Flanges, and Unions Manufacturers Standardisation Society
MSS SP 155 : 2018 PLASTIC-LINED METAL VALVES Manufacturers Standardisation Society
MSS SP 154 : 2018 LOW PRESSURE KNIFE GATE VALVES FOR DOUBLE BLOCK AND BLEED Manufacturers Standardisation Society
MSS SP 96 : 2017 TERMINOLOGY FOR VALVES, FITTINGS, AND THEIR RELATED COMPONENTS Manufacturers Standardisation Society
MSS SP 115 : 2017 EXCESS FLOW VALVES, NPS 1[1/4] AND SMALLER, FOR FUEL GAS SERVICE Manufacturers Standardisation Society
MSS SP 6 : 2017 STANDARD FINISHES FOR CONTACT FACES OF PIPE FLANGES AND CONNECTING-END FLANGES OF VALVES AND FITTINGS Manufacturers Standardisation Society
MSS SP 68 : 2017 HIGH PRESSURE BUTTERFLY VALVES WITH OFFSET DESIGN Manufacturers Standardisation Society