LATEST RELEASE: May 2019 MSS PUBLISHES REVISED STANDARD FOR CAST COPPER ALLOY FLANGES AND FLANGED FITTINGS MSS announces that SP-106-2019, Cast Copper Alloy Flanges and Flanged Fittings: Class 125, 150, and 300 has been revised and published by MSS ... May 2019 MSS PUBLISHES REVISED STANDARD FOR FORGED BRANCH OUTLET FITTINGS MSS announces that the revised MSS SP-97-2019, Integrally Reinforced Forged Branch Outlet Fittings: Socket Welding, Threaded, and Buttwelding Ends has been published ...
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Active American National Standard Projects (ANSI/MSS)
Updated: May 2019 Opened: March 2017 Project: 17-01-ANS Committee: C-115 Standard: SP-105-2016 Action: New INSTRUMENT VALVES FOR CODE APPLICATIONS Project assigned by CC on 3/26/2017. MSS Board approved (as of 3/8/2016) a request by C-115 and its Chair (J. Krance on 12/22/2016) to seek ANSI ANS approval for MSS SP-105-2016.
Updated: March 2019 Opened: August 2017 Project: Unassigned Committee: C-501 Standard: SP-142-2012 Action: New [PROPOSED NEW ANS] EXCESS FLOW VALVES FOR FUEL GAS SERVICE, NPS 1½ THROUGH 12 ANS PN yet to be assigned.
Active MSS Standard Projects (New Standards)
Updated: May 2019 Opened: May 2016 Project: 16-17 Committee: C-106 Standard: New SP Action: New DUCTILE IRON, METAL-SEATED, NON-LUBRICATED, ECCENTRIC PLUG VALVES In publication processing (5/17/2019)
Updated: April 2019 Opened: May 2016 Project: 16-20 Committee: C-114 Standard: New SP Action: New SEVERE SERVICE VALVES TF developed draft (1/10/2019) and in wide review (April 2019) before C-114 ballot.
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