Last updateFri, 21 Oct 2016 3pm


Valve Manufacturing

MSS Publishes Six Revised and One New Standard

The Manufactures Standardization Society (MSS) has announced the following six revised standards and one new publication:

Updated/Revised Publications

  • MSS SP-42-2013, Corrosion-Resistant Gate, Globe, Angle, and Check Valves with Flanged and Butt Weld Ends (Classes 150, 300, & 600)
  • MSS SP-61-2013, Pressure Testing of Valves
  • MSS SP-81-2013, Stainless-Steel or Stainless-Steel-Lined, Bonnetless, Knife Gate Valves with Flanged Ends
  • MSS SP-123-2013, Non-Ferrous Threaded and Solder-Joint Unions for Use with Copper Water Tube
  • MSS SP-126-2013, In-Line, Spring-Assisted, Center-Guided Check Valves (Carbon, Alloy Steel, Stainless Steel, & Nickel Alloys)
  • MSS SP-130-2013, Bellows Seals for Instrument Valves

Note: SP-81-2013 and SP-126-2013 includes a revised title.

New Publication

MSS SP-145-2013, Metal Ball Valves for Low Pressure/Low Temperature Plumbing Applications

Summary: This Standard Practice establishes requirements for ball valves with CWP ratings; including pressure-temperature ratings, materials, design, dimensions, marking, and testing.

All Standard Practices are available from MSS and through authorized distributors. A listing is available at: http://mss-hq.org/Store/orderinfo.cfm.  


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