Quick Closing Swing Check Valve

Quick Closing Check Valve BW end

Extraction quick closing check valve are usually with cyclinder, this check valve is reliable cut off pipeline to protect system security.

Specification:

DN100-DN1200

PN16, PN25, PN40

Material: WCB

Connection: Butt Weld

Operation: Pneumatic actuator

attachment of pneumatic compents: FESTO cylinder, ASCO Solenoid Valve, Siemens Positioner

Swing check valve with counter weight helps valve close quickly.

Quck closing check valve at Boiler System, high-pressure heater feedwater system and BFPT steam-supply system, Steam turbine system and extraction system, low pressure steam-supply system

Pressure -Temperature Rating  according to ANSI B16.34

Butt Weld end according to ANSI B16.11

Valve Design according to ASME B16.34 or API approved 

 PXN's Valves are only allowed to delivery after being tested that conforming to the pressure pipe safety technology supervision regulation, related technical standards, design, drawings and contract technical requirements.

On requested: Faced with Stellite/Monel-Hastelloy-Other materials

 Pneumatic Actuator, Hydraulic Actuator

Locking/Interlock System

Position Indicator

NDE is on requested:

1. Radiographic Examination

2. Ultrosonic Examination

3. Magnetic Particle Test

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