MSS SP-156-2019 Ductile Iron, Metal-Seated, Non-Lubricated, Eccentric Plug Valves standard by Manufacturers Standardization Society, 2019
MSS SP-146-2019 High Pressure Knife Gate Valves: Iron and Ductile Iron, Lug-, Wafer-, and Flange-Type standard by Manufacturers Standardization Society, 2019
MSS SP-119-2010 Errata 2 Errata to Factory-Made Wrought Belled End Pipe Fittings for Socket-Welding Amendment by Manufacturers Standardization Society, 11/21/2018
MSS SP-61-2019 Pressure Testing of Valves standard by Manufacturers Standardization Society, 2019
MSS SP-71-2018 Gray Iron Swing Check Valves, Flanged and Threaded Ends standard by Manufacturers Standardization Society, 10/01/2018
MSS SP-125-2018 Check Valves: Gray Iron and Ductile Iron, In-Line, Spring-Loaded, Center-Guided standard by Manufacturers Standardization Society, 10/01/2018
MSS SP-109-2018 Weld-Fabricated, Copper Solder-Joint Pressure Fittings standard by Manufacturers Standardization Society, 10/01/2018
MSS SP-58-2018 Pipe Hangers and Supports - Materials, Design, Manufacture, Selection, Application, and Installation standard by Manufacturers Standardization Society, 2018
MSS SP-25-2018 Standard Marking System for Valves, Fittings, Flanges, and Unions standard by Manufacturers Standardization Society, 09/01/2018
MSS SP-104-2018 Wrought Copper, Solder-Joint Pressure Fittings standard by Manufacturers Standardization Society, 09/01/2018
MSS SP-83-2018 Class 3000 And 6000 Pipe Unions, Socket Welding and Threaded (Carbon Steel, Alloy Steel, Stainless Steels, And Nickel Alloys) standard by Manufacturers Standardization Society, 09/01/2018
MSS SP-79-2018 Socket Welding Reducer Inserts standard by Manufacturers Standardization Society, 09/01/2018