API pressure seal (gate valve)

It is a casted or forged full bore valve, with flexible wedge, sealed bonnet suitable for high pressures and temperatures, manufactured according API standard.


1. Outside screw and yoke
2. Flexible wedge
3. Optional parallel sliding disk
4. Backseat: Stellite 6 coated surface or equivalent


Size: from 2″ to 20″
Pressure: 1500 – 2500LB
Material: WCB, WC1, WC6, and WC9
Design and production standard: API 600, API6D and ASME B16.34
Distance between flanges: API 6D, ASME B16.10
Connected in accordance with standard: ANSI B16.25
Test standard: API598, API 600
Actuation: can operate with lever, reducer and electric actuator.
Medium: The valve is suitable for several media including water, steam, oil, gas, petrol products, nitric acid, acetic acid, etc.
Working temperature: from -29℃ up to over 600℃

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