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HK59D Wafer Air Actuated Butterfly Valve

Features of wafer air actuated butterfly valve include easy to installation, a wide range of applications, good sealing performance, automatic control and safety and reliability. Widely used in wastewater treatment, oil and gas, irrigation, etc. Available in cast iron and stainless steel material for choice. Well for fluid control like water, oil, air, gas, etc.

Model	HK59D Cast iron air actuated butterfly valve type HK59D-S Stainless steel air actuated butterfly valve type
Actuator Type	Single Acting(Spring Return) or Double Acting Actuator to meet your actuation needs
Air Supply Pressure	2.5bar to 8bar
Size Range	2in to 24in
Pressure	10bar (145psi)
Temperature	-10℃ to 180℃ (14℉ to 356℉)
Valve Materials	Stainless steel 304/316/316L, cast iron or carbon steel
Sealing Materials	EPDM or PTFE
Medium	Water, oil, air, gas and another medium

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Technical Parameters

Features Of COVNA Air Actuated Butterfly Valve

Features of COVNA pneumatic actuator including 1 million lifespan and weatherproof for outdoor uses
Material test passed. Hygiene and safe
EPDM and PTFE sealing for your choice to help you to anti the corrosion of the medium. What’s more, we could produce valve in hard sealing to meet your high-temperature or high-pressure application
Available in cast iron and stainless steel material

covnaactuator pneumatic butterfly valve-3

Technical Parameters Of COVNA Air Actuated Butterfly Valve

Size Range	DN50 to DN600(2in to 24in)
Body Material	Cast Iron, Carbon Steel or Stainless Steel
Connection Type	Wafer
Pressure Rating	16bar
Structure Type	Midline Structure A Type
Sealing Material	EPDM or PTFE
Stem Material	Stainless Steel
Application Medium	Water, Air, Gas, And Other Medium

Technical Parameters Of Rack And Pinion Pneumatic Valve Actuator

Double Acting	Air To Open, Air To Close. Air Supply Failure To Keep The Current Position Torque range from 8Nm to 4678Nm
Single Acting	Air To Open, Interrupt Air To Close or Air Failure To Close Torque range from 5.7Nm to 3336Nm
Air Supply Pressure	2.5bar to 8bar
Rotation	90°
Operating Temperature	-20℃ to 80℃
Optional Accessory	Reversing Solenoid Valve, Limit Switch Box, Air Filter Reducing Valve, Positioner, Handle Manual, Lock Up Valve

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

Purchase Guide

Confirm the valve size you need. We offer this pneumatic butterfly valve in 2in to 24in. If you need a larger size, please let us know and we check if we can custom for you
Confirm the valve body material you need. We offer this electric butterfly valve in stainless steel, cast iron and WCB material
Confirm the connection standard you need. Available in ANSI, JIS, DIN, GB standard for your choice
Confirm the pressure and working temperature. Pressure and temperature are the important points and those may affect the cost
Tell us your medium. Different medium has different features and we will help you to select the valve basic on the medium requirements
Confirm the actuator type you need. We have double-acting pneumatic valve actuator and spring return(single-acting) pneumatic valve actuator for your project
Tell us whether you will need the pneumatic accessories
Any requirements please tell us like disc material, sealing material, or connection standard. We could help you to custom the valve you need.