forged check valve

Full or reduced diameter Lift check valve ball check valve
Swing check valves on request innerspring
Bolted, spiral wound gasket sealed bonnet, threaded connection, the whole seal welded bonnet and pressure from tight threaded bonnet

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forged check valve

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Forged check the following structure:
Full or reduced diameter Lift check valve ball check valve
Swing check valves on request innerspring
Bolted, spiral wound gasket sealed bonnet, threaded connection, the whole seal welded bonnet and pressure from tight threaded bonnet
Integral sealing seat on the bell end in line with ASME B16.11, Screwed Ends (NPT) comply with ANSI / ASME B1.20.1, the throttle valve can be converted to type, needle, ball

Standard Specification for Forged Steel Check Valve:
Design and manufacture of standards: JB / T 7746, API602
Structural length standard: GB / T 12221-2005
Connecting flange Standard: GB / T 9113
Socket welding standard: JB / T 1751, ASME B16.11
Threaded connection Standard: GB 7306, ASME B2.1
Pressure temperature rating: GB / T 12224-2005
Test Test standard: GB / T 13927-2008

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