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MSS SP-99-2016a

Instrument Valves

This Standard Practice applies to small valves and manifold valves developed for and predominantly used in instrument, control, and sampling piping systems. It covers steel and alloy valves of nominal pipe size (NPS) 2 and smaller, and pressure ratings of 15,000 psi (103.4 MPa) and lower at 100 F (38 C). See MSS SP-105 for instrument valves involving code applications. This Standard Practice applies to instrument valve designs including, but not limited to, needle valves, packless valves, ball valves, plug valves, check valves and manifold valves. Instrument valves are generally of proprietary design. This Standard Practice is not intended to define or limit designs, construction, performance, envelope dimensions, or valve types.

Content Provider
Manufacturers Standardization Society of the Valve and Fittings Industry, Inc. [MSS]

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