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HK55-F-C Pneumatic PTFE Ball Valve

COVNA Pneumatic PTFE Ball Valves have excellent corrosion resistance and can provide you with a safe and reliable fluid control solution. The inside of the valve has thickened PTFE valve wall and PTFE ball to ensure its excellent anti-corrosion performance. It is suitable for flow control of corrosive fluids such as acid and alkali.

Widely used in chemical plants, wastewater treatment plants and so on.

Model	HK55-F-C
Features	Offering the best solution for the applications which require anti-corrosion
Size Range	1/2in to 8in
Max. Pressure	16bar
Temperature	-10℃ to 180℃(14℉ to 356℉)
Air Supply Pressure	2.5bar to 8bar
Medium	Acid, alkali, etc

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Technical Parameters

Technical Parameters Of HK55-F-C Pneumatic PTFE Ball Valve

Nominal Size	1/4in to 8in
Body Material	Cast Iron Plus PTFE
Connection Type	Flange
Pressure Rating	16bar
Working Temperature	-10℃ to 180℃ (14℉ to 356℉)
Seat Material	PTFE
Core Material	PTFE
Stem Material	Stainless Steel 304/316/316L
Application Medium	Acid, alkali, ammonia, and so on

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 from 8Nm to 4678Nm
Single Acting Actuator(Spring Return)	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

COVNA AW Series Pneumatic Valve Actuator

AW series high torque pneumatic rotary actuator suitable for the large size ball valve which has higher torque needs. Such as trunnion mounted ball valve. To ensure the valve opens or closes smoothly.

Double acting type: Torque range from 515Nm to 157,300Nm
Spring-return type(single-acting type): Torque range from 270Nm to 37,000Nm