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Recent Publications

SP-45-2020       SP-93-2020       SP-94-2020       SP-98-2020       SP-100-2020      

SP-108-2020       SP-111-2020       SP-124-2020       SP-136-2020       SP-137-2020      

SP-144-2020       SP-157-2020      

Projects

Active American National Standard Projects (ANSI/MSS)

Updated: January 2021  Opened: October 2020

Project: 20-20-ANS  Committee: C-409  Standard: SP-135-2016 Action: Revise

HIGH PRESSURE KNIFE GATE VALVES (ANSI-APPROVED AMERICAN NATIONAL STANDARD)

MSS is currently accepting participants to work on standard BSR/MSS SP-135-202x, High Pressure Knife Gate Valves (revision of ANSI/MSS SP-135-2016). Please contact standards@msshq.org to participate.


Updated: November 2020  Opened: October 2020

Project: 20-19-ANS  Committee: C-304  Standard: SP-55-2011 Action: Revise

QUALITY STANDARD FOR STEEL CASTINGS FOR VALVES, FLANGES, FITTINGS, AND OTHER PIPING COMPONENTS - VISUAL METHOD FOR EVALUATION OF SURFACE IRREGULARITIES (ANSI-APPROVED AMERICAN NATIONAL STANDARD)

Staff submitted PINS form. PINS period is over on 12/13/2020.


Active MSS Standard Projects (New Standards)

Updated: November 2020  Opened: February 2010

Project: 10-05  Committee: C-403  Standard: New SP Action: New

CABLE SUSPENSION OF PIPE – MATERIALS, SELECTION, APPLICATION, AND INSTALLATION

Committee gathering documentation to help resolve negative comments from last ballot in January. Documentation to be discussed in December meeting (10/23/2020).


Updated: November 2020  Opened: April 2015

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

SPECIAL HIGH-PRESSURE GAS TEST PROCEDURES FOR VALVES

In committee ballot review (10/23/2020).




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January 17, 2021

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