LATEST RELEASE: October 2017 MSS PUBLISHES BOLTING AMENDMENT TO DUCTILE IRON VALVE STANDARD MSS announces the release of an important "bolting" Amendment to existing SP-136-2014 ... September 2017 MSS PUBLISHES A REISSUE AND ERRATA FOR STEEL PIPELINE STANDARD MSS announces the publication of the 2017 Reissue of ANSI/MSS SP-44-2016, Steel Pipeline Flanges! This is not a revision and is referenced as “ANSI/MSS SP-44-2016 (2017 Reissue)” and an Errata Sheet to the current ANSI/MSS SP-44-2016 (corresponds with errata corrections in 2017 Reissue and is meant for those that have already acquired the standard) ...
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SP-6-2017
SP-44-2016
SP-60-2017
SP-67-2017
SP-68-2017
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Active American National Standard Projects (ANSI/MSS)
Updated: August 2017 Opened: October 2014 Project: 14-18-ANS Committee: C-409 Standard: SP-135-2010 Action: New HIGH PRESSURE KNIFE GATE VALVES (ANSI-APPROVED AMERICAN NATIONAL STANDARD)
Updated: August 2017 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: October 2017 Opened: October 2017 Project: 17-20 Committee: C-115 Standard: New SP Action: New INSTRUMENT VALVE DESIGN QUALIFICATIONS FOR LOW FUGITIVE EMISSION SERVICE CC Approved of proposed Scope, Purpose (as amended) & Title for new SP, approved of Project and issuance of a PN on 9/26/2017. PN assigned by staff on 10/11/2017. MSS Staff assigned PN-17-21 on 10/11/2017.
Updated: August 2017 Opened: April 2015 Project: 17-19 Committee: C-114 Standard: New SP Action: New SPECIAL HIGH-PRESSURE GAS TEST PROCEDURES FOR VALVES In Committee/TF Development--PN assigned by CC on 5/13/2017. The proposed title and scope were revised for re-submission to CC for approval and issuance of PN, which was approved by CC, as Amended, on 8/15/2017.
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