Cast Iron Dual Plate Wafer Check Valve
Face to face per ANSI B 16.10
Flange ends dimension ANSI B 16.5/ANSI B 16.47
Final inspection tests to API598.
The valve body passageway is designed in a wing-shaped streamline type, allowing the medium to flow through the passageway rapidly and steadily with no noise. It is opened or closed by the valve clack moving to-and-fro through the valve body guiding axle under the spring effect. It can be installed on horizontal and vertical pipelines.
Cast Iron,Ductile Iron
Inside and outside epoxy coating
Applicable medium: Water, oil, gas and other causticity medium (different raw material for different medium)
About this product:
Two arch disc are fixed onto the valve body with a spindle on which two torsional springs are equipped for installing the butterfly plate onto the valve body sealing face. The butterfly plate pressed by the springs is opened by relying on the medium pressure, and the valve is closed by the spring force and the medium pressure under backflow. It can be installed on horizontal and vertical pipelines.
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