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Manufacturers Standardization Society of the Valve and Fittings Industry (MSS)

Assure interoperability, compliance and operation in process piping systems

The Manufacturers Standardization Society of the Valve and Fittings Industry (MSS) publishes international codes and standards to ensure interoperability, compliance and operation of process piping systems. MSS standards address requirements for process piping in the petroleum, petrochemical, food, beverage and utility industries for products such as valves, pipe fittings, flanges and seals. These industry standards help you:

  • Promote interoperability
  • Ensure quality
  • Improve safety

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