Tag: mss

The Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry announced that the SP-91-2025 Guidelines has been revised and published.

The Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry announces that the seminal SP-6-2021, Standard Finishes for Contact Faces of Pipe Flanges and Connecting-End Flanges of Valves and Fittings, has been revised and published by MSS.For over 91 years, Standard Practice (SP)-6 for standard contact face finishes has served as an industry norm and is referenced in many other technical documents.

The Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry is excited to announce publication of the new Standard Practice SP-158-2021, Supplemental High-Pressure Gas Test Procedures for Valves.

During the Annual Membership Meeting on May 6th, 2021, the Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry membership elected Jim Barker of DeZURIK, Inc.

The Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry recently announced that SP-51-2021, Class 150LW Corrosion Resistant Flanges and Cast Flanged Fittings, has been revised and published by MSS.

The Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry announced that SP-151-2021, Pressure Testing of Knife Gate Valves, was recently revised and published by MSS.SP-151 was published in 2016 to provide a uniform means of testing knife gate valves used in the ‘full open’ and ‘full closed’ type of service for isolation.

The Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry recently announced that SP-94-2020, Quality Standard for Steel Castings and Forgings for Valves, Flanges, Fittings, and Other Piping Components – Ultrasonic Examination Method, has been updated and published.

The Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry recently announced that ANSI/MSS SP-144-2020, Pressure-Seal Bonnet Valves, has been approved by the American National Standards Institute (ANSI) as a revised American National Standard (ANS) and published by MSS.

The Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry has announced that the SP-136-2020, Ductile Iron Swing Check Valves, has been revised and published by MSS.Standard Practice (SP)-136 was originally published in 2007 and continues to serve the industry by providing requirements for ductile iron swing check valves with flanged, threaded, mechanical-joint, push-on, grooved, and shoulder ends for general purpose usage.

The Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry has recently published the new Standard Practice SP-156-2019, Ductile Iron, Metal-Seated, Non-Lubricated, Eccentric Plug Valves.