The Manufacturers Standardization Society announces revised quality standard
The Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry recently announced that ANSI/MSS SP-55-2025, Quality Standard for Iron and Steel Castings for Valves, Flanges, Fittings, and Other Piping Components | Visual Method for Evaluation of Surface Irregularities has been approved by the American National Standards Institute (ANSI) as a revised American National Standard (ANS) and published by MSS.