News / Press Releases

LATEST RELEASE: September 2018

MSS PUBLISHES REVISED AMERICAN NATIONAL STANDARD FOR PIPE HANGERS AND SUPPORTS

MSS announces that ANSI/MSS SP-58-2018, Standard Marking System for Valves, Fittings, Flanges, and Unions, has been approved by the ANSI as a revised American National Standard (ANS) and published by MSS...

Read More...


September 2018

MSS PUBLISHES REVISED AMERICAN NATIONAL STANDARD MARKING SYSTEM FOR VALVES, FITTINGS, FLANGES, AND UNIONS

MSS announces that ANSI/MSS SP-25-2018, Standard Marking System for Valves, Fittings, Flanges, and Unions, has been approved by the ANSI as a revised American National Standard (ANS) and published by MSS...

Read More...

More Press Releases:
ALL   2018   2017   2016   2015   2014   2013   2012   2011   2010   2009  

Recent Publications

SP-25-2018       SP-44-2016       SP-58-2018       SP-79-2018       SP-83-2018      

SP-104-2018       SP-122-2017       SP-143-2018       SP-153-2017       SP-154-2018      

SP-155-2018      

Projects

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: July 2018  Opened: April 2015

Project: 17-19  Committee: C-114  Standard: New SP Action: New

SPECIAL HIGH-PRESSURE GAS TEST PROCEDURES FOR VALVES

A Partial 14-day Re-Ballot for the Revised Draft 6 is now open.


Updated: June 2018  Opened: May 2018

Project: unassigned  Committee: C-102  Standard: New SP Action: New

UNAPPROVED PROJECT--DUCTILE IRON FLANGES FOR CWP SERVICE

A 14-day ballot is available to approve the tile and scope of the new SP. A request will then go to the CC for approval and the assignment of a PN.




Today is Monday
September 24, 2018

MSS Member Login

MSS Scholarships

MSS Apparel

We Accept:
VISA  MasterCard  American Express
Discover  Diners Club 
Site Secured by:

Like us on:

Accept Credit Cards Online