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HK59-D-C Pneumatic PTFE Butterfly Valve

COVNA Pneumatic PTFE Butterfly Valves have excellent corrosion resistance, providing you with application-oriented fluid control solutions. The thickened PTFE sealing and PTFE valve plate can ensure that the valve has anti-corrosion performance and improve the safety of your pipeline.

Widely used in chemical plants, power plants and other applications which has corrosion-resistance needs.

Model	HK59-D-C
Features	Excellent anti-corrosion performance
Size Range2	2in to 16in
Pressure	16bar
Temperature	-10℃ to 180℃(14℉ to 356℉)
Air Supply Pressure	2.5bar to 8bar
Medium	Acid, alkali, ammonia, etc

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Technical Parameters

Technical Parameters Of HK59-D-C Pneumatic PTFE Butterfly Valve

Nominal Size	2in to 16in
Body Material	Carbon steel WCB
Connection Types	Wafer or Flange
Pressure Rating	16bar
Working Temperature	-10℃ to 180℃ (14℉ to 356℉)
Seat Material	PTFE
Core Material	PTFE
Stem Material	Stainless Steel 304
Application Medium	Acid, alkali, and other corrosive medium

Technical Parameters Of Rack And Pinion Pneumatic Actuator

Double Acting Actuator	Air To Open, Air To Close. Air Supply Failure To Keep The Current Position. Torque range 8Nm to 4678Nm
Spring Return Actuator	Air To Open, Interrupt Air To Close or Air Failure To Close. Torque range from 5.7Nm to 2792Nm
Air Supply Pressure	2.5bar to 8bar
Rotation	90°
Operating Temperature	-20℃ to 80℃
Optional Accessory	Pneumatic Solenoid Valve, Limit Switch Box, Air Filter Reducing Valve, Positioner and Handle Manual