COVNA offer you quality air operated butterfly valve with advantages of
● High flow rates
● ISO5211 direct mounting and NAMUR mounting for pneumatic accessories
● Long service lifespan up to 1 million lifespan
● Easy to install or change the springs to ensure the output torque
● Available in single acting and double acting for your applications
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COVNA is a 20 years experience air operated butterfly valve manufacturer in China. We have helped more than 1,000 companies for the automation solution with our valves. Whatever you are an industry contractor or machine manufacturer, we will help you select the right and suitable valve for you.
If you have any need about air operated butterfly valve, please inquiry at sales@covnavalve.com
ISO5211 mounting for ball and butterfly valve and NAMUR mounting for pneumatic accessories
Offering butterfly valve with ISO5211 mounting pad for actuator for your automation solution
Manufacturering air operated butterfly valve for various applications such as water treatment, HVAC, etc
The wafer type air operated butterfly valve has a wide range of applications, such as water filtration equipment, sewage treatment systems and so on. Available in stainless steel and cast iron material for your choice.
| Actuator Type | Single Acting(Spring return) or Double Acting Actuator |
| Air Supply Pressure | 2.5 bar to 8 bar |
| Torque Range | 8Nm to 4678Nm(70.8 in-lb to 41398.23 in-lb) |
| Environment Temperature | -30℃ to 80℃ (-22℉ to 176℉) |
| Actuator Body | Power polyester painted aluminum alloy |
| Valve Material | Stainless steel or PVC |
| Size Range | 2″ to 24″ (2″, 2.5″, 3″, 4″, 5″, 6″, 8″, 10″, 12″, 12″, 14″, 16″, 18″, 20″, 22″, 24″) |
| Medium Temperature | -5℃ to 80℃ (23℉ to 176℉) |
| Pressure Rating | PN10/16 |
| Connection Type | Wafer |
There are 4 versions for lug type air operated butterfly valves: ANSI, JIS, DIN, GB. You can choose the appropriate standard according to your pipeline requirements. Large size, high flow rates, and stronger connection.
| Actuator Type | Single Acting(Spring return) or Double Acting Actuator |
| Air Supply Pressure | 2.5 bar to 8 bar |
| Torque Range | 8Nm to 4678Nm(70.8 in-lb to 41398.23 in-lb) |
| Environment Temperature | -30℃ to 80℃ (-22℉ to 176℉) |
| Actuator Body | Power polyester painted aluminum alloy |
| Valve Material | Stainless Steel or Cast Iron |
| Size Range | 2″ to 24″ (2″, 2.5″, 3″, 4″, 5″, 6″, 8″, 10″, 12″, 12″, 14″, 16″, 18″, 20″, 22″, 24″) |
| Medium Temperature | -5℃ to 180℃ (23℉ to 356℉) |
| Pressure Rating | PN10/16 |
| Connection Type | Lugged |
Plastic air operated butterfly valve is cost-effective valve for your project. Suitable for flow control of water, oil and gas. Widely used in general media industries, such as water treatment equipment, etc. Lightweight and low cost.
| Actuator Type | Single Acting(Spring return) or Double Acting Actuator |
| Air Supply Pressure | 2.5 bar to 8 bar |
| Torque Range | 8Nm to 4678Nm(70.8 in-lb to 41398.23 in-lb) |
| Environment Temperature | -30℃ to 80℃ (-22℉ to 176℉) |
| Actuator Body | Power polyester painted aluminum alloy |
| Valve Material | PVC |
| Size Range | 2″ to 12″ (2″, 2.5″, 3″, 4″, 5″, 6″, 8″, 10″, 12″, 12″) |
| Medium Temperature | -5℃ to 80℃ (23℉ to 176℉) |
| Pressure Rating | PN10 |
| Connection Type | Wafer |
Air operated butterfly valve with the quick sanitary tri-clamp connection. Widely used for applications requiring cleaning. Suitable for food, water, milk and other mediums.
| Actuator Type | Single Acting(Spring return) or Double Acting Actuator |
| Air Supply Pressure | 2.5 bar to 8 bar |
| Torque Range | 8Nm to 4678Nm(70.8 in-lb to 41398.23 in-lb) |
| Environment Temperature | -30℃ to 80℃ (-22℉ to 176℉) |
| Actuator Body | Power polyester painted aluminum alloy |
| Valve Material | Stainless Steel |
| Size Range | ⌀19/25/32/38/45/51/57/63/76/89/102 |
| Medium Temperature | -5℃ to 180℃ (23℉ to 356℉) |
| Pressure Rating | PN10/16 |
| Connection Type | Tri-Clamp |
We will provide the quality valve and cost-effective solution to you
COVNA have a huge stock of air operated butterfly valve in various connections and materials. We will help you to save your cost and your time to let you gain more business
COVNA has an experienced engineer to help you resolve the technical problem and experienced sales team to help you select the right air operated butterfly valve basic on your requirements
COVNA produces air operated butterfly valve under a strict ISO 9001:2015 quality control system. We committed to be your No.1 actuator valve manufacturer
COVNA specialized in air operated butterfly valve industry over 20 years and have collected many market info. We will help you to improve your business with our experience
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