Best quality best-selling vacuum butterfly valve China Manufacturer Details

Flange type Butterfly Valve：

The flange type butterfly valve adopts a vertical plate structure design, with an overall metal hard sealing stem. The sealing ring adopts a composite structure of flexible graphite plate and stainless steel plate, and is installed on the valve body. The sealing surface of the butterfly plate is sealed by stainless steel welding. For soft sealing valves, the sealing ring material is nitrile rubber and installed on the butterfly plate.

Butterfly valves, as a gas medium control device, are widely used in ventilation and environmental engineering in industries such as vacuum butterfly valves, chemical, building materials, power plants, glass, etc. They are used to regulate gas flow or cut off dusty cold or hot air pipelines.

Classification by structural form：

(1) Center sealed butterfly valve (2) Single eccentric sealed butterfly valve

(3) Double eccentric sealing butterfly valve (4) Three eccentric sealing butterfly valve

Our company also has other related Transformer Accessories: Tap Changer, Pressure Relief Valve, Moisture Absorber, etc. If you have some different needs, you can contact us.