Historical
MSS SP-88-2015
Diaphragm Valves
This Standard Practice applies to valves for general liquid and gas service that effect valve closure by means of a resilient diaphragm sealing against a weir or a diaphragm acting in conjunction with a separate or integral disk-member sealing against a seat, having equal sealing capability in either flow direction, and having diaphragms being essentially made of elastomeric or plastic material or combinations thereof.
CONTENT PROVIDER
Manufacturers Standardization Society of the Valve and Fittings Industry, Inc. [mss]
Manufacturers Standardization Society of the Valve and Fittings Industry, Inc. [mss]