Bellows forged steel gate valve

The following structure is adopted for the bellows forged steel gate valves:
Self-determined press plate
Bolted connection, spiral gasket sealing valve cover and threaded connection, all welded sealed valve cover.
Integral upper seal seat
Socket end conforms to ASME B16.11
The thread end conforms to (NPT) AMME B1.20.1
OS&Y
Valve rod with grease valve
Design structure features of corrugated pipe forging steel gate valve:
Bellows forging steel gate valves conform to APl602. MSS-SP-118.B55352 and ANSI B16.34, test and test press APl598. Mark by MSS-SP-25