Check valve design structure and description features:
The check valve is designed and manufactured in accordance with MSSP-118 and ASME B 16.34. Inspection and testing according to API598, marked by MSS-SP-25.
Adopt the following structure:
Full diameter or reduced diameter
Lift check valve
Ball check valve
Swing check valve
Built-in springs on demand
Bolted, wound gasket sealed bonnet, threaded, fully welded sealed bonnet and threaded internal pressure self-tightening bonnet
The socket end meets ASME B16.11 Socket weld ends to ASME B 16.11
Threaded end (NPT) conforms to ansi/asme B1.20.1
The valve flap can be converted into a throttle type and a needle type.
Forged steel swing check valve standard material list
Note: Other materials required by the customer are also available. The sealing surface material pairing is determined by the customer specified internal code. CS=carbon steel: AS=alloy steel; SS=stainless steel
Forged steel swing check valve size (mm) and weight (kg)