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Pneumatic Flange Butterfly Valve: A Complete Guide for 2025
- วาล์วเดลโก้
Pneumatic flange butterfly valve is used for drainage in water plant, power plant, steel plant and other systems. Its simple structure saves human resources and time. This article วาล์วเดลโก้ will share the working principle and features of this valve to help you better understand this kind of valves.
What is a Pneumatic Flange Butterfly Valve?
They utilizes compressed air as the power source. It is a kind of butterfly valve driven by actuator. It consists of main body, butterfly plate, valve stem, sealing ring and other components, connected to the piping system through the flange.
Working Principle of Pneumatic Flange Butterfly Valve
When the gas source is connected, the piston in the actuator pushes the butterfly plate to rotate, thus changing the on-off state of the valve. Only need to control the air pressure can realize the valve fast switch. This kind of valve is especially suitable for occasions that require frequent opening and closing.
Key Features of Pneumatic Flange Butterfly Valve
- Compared with gate, check and globe valves, pneumatic flange butterfly valves are small in size and light in weight.
- The design is compact and simple.
- Depending on the seat material, they can be used in high pressure and high temperature applications.
- They have no fluid leakage.
- Unlike other large valves, flange butterfly valves can be installed where space is limited.
- They are used to shut off and throttle fluid flow applications.
- Pneumatic valves operate by quarter-turn, which makes flange butterfly valves very fast to operate.
- They are easy to install, clean and maintain.
Applications of Pneumatic Flange Butterfly Valve
They are widely used in:
Steam power plants.
Mining operations.
Food and beverage processing for easy cleaning.
Pharmaceutical manufacturing for enhanced hygiene.
Municipal water supply and wastewater treatment.
For fire protection.
Paper and pulp manufacturing.
In refining petroleum products.
For producing various chemicals.
Heating, ventilation, and air conditioning systems.
Contact DELCO For Quick Quote
Ready to find the perfect pneumatic flange butterfly valve for your needs? Contact us today for expert advice and a free quote! Please feel free to contact us, we will reply within 6 hours. Phone +86 159 8960 2972, WhatsApp +86 159 8960 2972 or email [email protected].
Download a comprehensive technical white paper on pressure regulation from Valve World.
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