Detai check valves conform to API602, BS 5352, and ASME B 16.34.
Each are tested according to API593, and marking is per MSS SP-25
Construction is as follows:
● Full Port or Conventional Port
● Piston check
● Ball check
● Swing check
● Spring available on request
● Bolted bonnet with spiral-wound gasket, threaded and seal welded bonnet or threaded and pressure seal bonnet
● Socket weld Ends to ASME B 16.11
● Screwed Ends (NPI )to ANSI/ASME B1.20.1
Each are tested according to API593, and marking is per MSS SP-25
Construction is as follows:
● Full Port or Conventional Port
● Piston check
● Ball check
● Swing check
● Spring available on request
● Bolted bonnet with spiral-wound gasket, threaded and seal welded bonnet or threaded and pressure seal bonnet
● Socket weld Ends to ASME B 16.11
● Screwed Ends (NPI )to ANSI/ASME B1.20.1
Features
API ANSI JIS JB DIN^$^#Main Products
forged valves, gate valves, globe valves, ball valves, check valves