Wrought and Fabricated Butt-Welding Fittings

Manufacturers Standardization Society
127 Park St NE, Vienna, VA 22180, United States
+17032816613
https://msshq.org/page/SP43
https://maps.app.goo.gl/2FEYx4B6c8uJABFfA
The Manufacturers Standardization Society (MSS) sets global technical standards for valves, fittings, flanges, and pipeline components. Access MSS standards, specifications, and industry guidance for safety and interoperability.