Mss Sp99 - Pdf
A valve using a diaphragm or bellows instead of traditional packing. MSS SP-99 - Manufacturers Standardization Society
MSS SP-99 applies to steel and alloy valves characterized by the following parameters: Nominal Pipe Size ( NPS ) 2 and smaller. mss sp99 pdf
The standard covers qualification tests (hydrostatic proof and burst) and acceptance tests. A valve using a diaphragm or bellows instead
The standard covers steel and alloy valves specifically designed for precision instrumentation. mss sp99 pdf