News / Press Releases

LATEST RELEASE: December 2016

MSS PUBLISHES NEW STANDARD FOR PRESSURE TESTING OF KNIFE GATE VALVES

MSS is pleased to announce the publication of the following NEW standard, SP-151-2016, Pressure Testing of Knife Gate Valves.  The new SP-151 was developed for the purpose of providing a uniform means of testing knife gate valves commonly used in the "full open" and "full closed" type of service for isolation.  This Standard Practice is not intended for use with control valves...

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December 2016

MSS PUBLISHES FIVE REVISED STANDARDS

MSS is pleased to announce the publication of the following five revised Standard Practices: SP-99-2016 (Instrument Valves), SP-105-2016 (Instrument Valves for Code Applications), SP-112-2016 (Quality Standard for Evaluation of Cast Surface Finishes – Visual and Tactile Method), SP-124-2016 (Fabricated Tapping Sleeves), and SP-132-2016 (Compression Packing Systems for Instrument Valves)!

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Recent Publications

SP-99-2016       SP-105-2016       SP-132-2016       SP-112-2016       SP-124-2016      

SP-135-2016       SP-151-2016      

Projects

Active American National Standard Projects (ANSI/MSS)

Updated: September 2016  Opened: April 2014

Project: 15-22-ANS  Committee: C-402  Standard: SP-122-2012 Action: New

PLASTIC INDUSTRIAL BALL VALVES

Revised SP-122-201x(2016) in ANS Processing. 30-day ANSI/MSS Consensus Committee Ballot began 9/29/2016.


Updated: September 2016  Opened: January 2016

Project: 16-10-ANS  Committee: C-302  Standard: SP-96-2011 Action: Revise

GUIDELINES ON TERMINOLOGY FOR VALVES AND FITTINGS (ANSI-APPROVED AMERICAN NATIONAL STANDARD)

Revised SP-96-201x(2016) in ANS Processing. 30-day ANSI/MSS Consensus Committee Ballot to begin early October, 2016.


Active MSS Standard Projects (New Standards)

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.


Updated: June 2016  Opened: May 2016

Project: 16-18  Committee: C-304  Standard: New SP Action: New

QUALITY STANDARD FOR PHOSPHATE SURFACE PROTECTIVE COATINGS FOR VALVES, FITTINGS, AND RELATED STEEL PIPING COMPONENTS

Scope/Title and PN Request approved CC. Project is active and in TF development.




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December 9, 2016

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