25 Years Focus On Pneumatic Valve
COVNA have been in pneumatic valve & process control industry since 2000
Why Choose Us
Great support from start to finish with certified experience.
25 Years Experience
Created since 2000, has been in industrial automation for 25 years
Competitive Pricing
Lean production system consistently drives down the cost of handling
Lifetime Guarantee
Commit to provide lifetime maintenance beyond product’s guaranteed life span
A Reliable Team
Well-trained staffs are always ready to answer your questions in the shortest time
Knowledge about Pneumatic Actuator
The GW Fork Type Pneumatic Actuator is a heavy-duty, high-performance actuator designed for automating quarter-turn valves (such as ball valves, butterfly valves, and plug valves). It features a fork-type coupling mechanism that ensures precise 90° or 180° rotation with strong torque transmission, making it ideal for industrial valve control applications.
Key Features: High Torque Output – Provides excellent rotational force for smooth and reliable valve operation.
Robust Construction – Made of high-grade aluminum alloy or stainless steel for durability and corrosion resistance.
Compact & Lightweight – Space-saving design suitable for confined installations.
Double-Acting / Spring-Return Models – Choose between air-to-air operation or fail-safe (auto-close/open) functionality.
ISO 5211 Mounting Standard – Ensures easy and secure attachment to compatible valves.
Long Service Life – Low-friction design reduces wear and maintenance needs.
Common Applications:
Oil & Gas – Pipeline isolation and control
Chemical Processing – Handling corrosive fluids
Water Treatment – Flow regulation in pumps and dosing systems
Power Generation – Steam and cooling system valves
Marine & Shipbuilding – Seawater-resistant valve automation
The GW Fork Type Pneumatic Actuator is a cost-effective, reliable, and low-maintenance solution for industries requiring fast, precise, and durable valve automation.
Knowledge about pneumatic flange ball valve
We have found that many people want to know about the calculation and selection of control valves, but there are no suitable materials available for reading. Our team of engineers constantly outputs technologies on our presentation page and blog, which you can read for free. Meanwhile, if you have any better ideas or cases you would like to share, please feel free to send them to us at any time. We will contact you as soon as possible and update the information or case study on the website.
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Latest News
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COVNA Showcases Advanced Valve Automation Solutions at IFAT EURASIA – Visit Us at Booth 238, Hall 12!
COVNA, a specialist manufacturer of pneumatic and electric valves, is currently exhibiting at the prestigious IFAT EURASIA trade fair. The event is being held at
COVNA Connects in Istanbul: Exhibition Participation and Customer Visits (May 15-17)
COVNA is heading to Turkey this month! We will be exhibiting at the Istanbul Fair Center from May 15th to 17th, 2025. You can find us
Rising Demand in Oil & Gas and Electronics Fuels Pneumatic Valve Market Growth
The pneumatic valve industry is experiencing growth, with increasing demand from various sectors like oil and gas, automotive, and electronics. Key trends include the adoption of