Benefits Of Sanitary Pneumatic Operated Butterfly Valves:
We developed and produced this pneumatic sanitary butterfly valve to provide you with a tailor-made fluid solution. The inner and outer walls of the sanitary butterfly valve have been polished and sterilized, and it adopts food-grade seals, which effectively ensure the safety of food and avoid food contamination.
Through the use of pneumatic actuators and pneumatic components, we can easily help achieve remote control and improve the productivity and safety of projects.
Features of COVNA Sanitary Pneumatic Operated Butterfly Valve:
- Sanitary for food and beverage, brewery, pharmaceutical and other plants that require food safe
- Responsive to make sure your project runs smoothly and increases productivity
- Available in tri-clamp, threaded and welded connections for your choice


Technical Parameters Of COVNA HK59D-W Pneumatic Operated Sanitary Butterfly Valve
Size Range |
19mm to 102mm |
Body Material |
Stainless Steel 304/316L |
Connection Options |
Tri Clamp, Threaded or Welded |
Pressure Rating |
10bar |
Structure Type |
Midline Structure A Type |
Sealing Material |
PTFE or Food Grade Silicone |
Stem Material |
Stainless Steel |
Application Medium |
Water, Milk, Drink, Wine And Other Medium |
Dimension of COVNA HK59D-W Pneumatic Operated Sanitary Butterfly Valve

Technical Parameters Of COVNA 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 |

Download Documents
Download Details Of HK59D-W Sanitary Pneumatic Actuator Butterfly Valve
Download Datasheet Of COVNA Pneumatic Valve Actuator
Purchase Guide
- Confirm the valve size you need. We offer this hygienic pneumatic butterfly valve in 19mm to 102mm
- Confirm the valve body material you need. We offer this pneumatic butterfly valve in stainless steel 304 and ss316L material 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 like pneumatic solenoid valve, gearbox, limit switch, positioner and F.R.L
- Any requirements please tell us like disc material, sealing material, or connection standard. We could help you to custom the valve you need.
Order your pneumatic butterfly valve now! sales@covnaactuator.com