LATEST RELEASE: December 2019 MSS PUBLISHES NEW STANDARD FOR DUCTILE IRON ECCENTRIC PLUG VALVES MSS announces that SP-156-2019, Ductile Iron, Metal-Seated, Non-Lubricated, Eccentric Plug Valves, has been revised and published ... December 2019 MSS PUBLISHES REVISED STANDARD FOR HIGH PRESSURE KNIFE GATE VALVES MSS announces that SP-146-2019, High Pressure Knife Gate Valves: Iron and Ductile Iron, Lug-, Wafer- and Flange-Type, has been revised and published ...
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Active American National Standard Projects (ANSI/MSS)
Updated: November 2019 Opened: May 2019 Project: 19-09-ANS Committee: C-110 Standard: SP-44-2016 Action: Revise STEEL PIPELINE FLANGES (ANSI-APPROVED AMERICAN NATIONAL STANDARD) THIS IS A 2017 REISSUE AND REPLACES ORIGINAL 2016 VERSION. Currently in Concencus Committee Balllot as a Revised ANS.
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.
Active MSS Standard Projects (New Standards)
Updated: May 2019 Opened: February 2009 Project: 09-16 Committee: C-310 Standard: New SP Action: New MODIFICATION OF QUARTER TURN VALVES In 14-day TC balloting (5/29/2019)
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)
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