LATEST RELEASE: June 2017 MSS PUBLISHES TWO REVISED STANDARDS FOR INSTRUMENT VALVES AND ONE FOR THE SEALING OF RISING STEM VALVES MSS is pleased to announce the publication of revised SP-99-2016a, Instrument Valves (replaces 2016 edition), SP-105-2016a, Instrument Valves for Code Applications (replaces 2016 edition), and SP-120-2017, Flexible Graphite Packing Sealing for Rising Stem Valves ... May 2017 MSS PUBLISHES TWO REVISED STANDARDS FOR BUTTERFLY VALVES MSS is pleased to announce the publication of revised SP-67-2017, Butterfly Valves and SP-68-2017, High Pressure Butterfly Valves with Offset Design ...
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SP-6-2017
SP-60-2017
SP-67-2017
SP-68-2017
SP-81-2017
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Active American National Standard Projects (ANSI/MSS)
Updated: June 2017 Opened: May 2017 Project: 17-02-ANS Committee: C-302 Standard: SP-25-2013 Action: New STANDARD MARKING SYSTEM FOR VALVES, FITTINGS, FLANGES, AND UNIONS (ANSI-APPROVED AMERICAN NATIONAL STANDARD) Project Number PN-17-02-ANS Assigned 5/26/2017 for ANSI processing. Progressing through C-302 and CC balloting.
Updated: March 2017 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: December 2016 Opened: February 2010 Project: 10-05 Committee: C-403 Standard: New SP Action: New CABLE SUSPENSION OF PIPE – MATERIALS, SELECTION, APPLICATION, AND INSTALLATION First draft presented to committee in May 2015. Draft to be posted in C-403 library for comments by mid-July 2015.
Updated: October 2016 Opened: May 2016 Project: 16-20 Committee: C-114 Standard: New SP Action: New SEVERE SERVICE VALVES Scope and Title Approved by CC Ballot (Oct 2016) and PN-16-20 assigned.
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