News / Press Releases

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 ...

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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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Recent Publications

SP-6-2017       SP-60-2017       SP-67-2017       SP-68-2017       SP-81-2017      

SP-96-2017       SP-99-2016a       SP-105-2016a       SP-112-2016       SP-113-2017      

SP-115-2017       SP-120-2017       SP-124-2016       SP-135-2016       SP-131-2017      

SP-132-2016       SP-140-2017       SP-151-2016      

Projects

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: July 2017  Opened: July 2017

Project: 17-03  Committee: C-409  Standard: New SP Action: New

LOW PRESSURE DOUBLE BLOCK AND BLEED TYPE KNIFE GATE VALVES

Scope and title approved by CC on 7/5/2017. Project number assigned 7/14/2017.


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.




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July 26, 2017

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