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Qualification Requirements for Elastomer Diaphragms for Nuclear Service Diaphragm Valves

This Standard Practice delineates a method for qualification of elastomer diaphragms, in accordance with methodology and documentation as described in Appendix QR-B of ASME QME-1, that are intended for use in Class 2 and 3 diaphragm valves applicable to Section III of the ASME Boiler and Pressure Vessel Code (BPVC). In addition, this Standard Practice establishes methods for production verification and for the development of service limits for Elastomer diaphragms.
NOTE: See MSS SP-96, “Guidelines on Terminology for Valves and Fittings” for definitions of common terms and acronyms used in this Standard Practice


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