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Pneumatic soft seal butterfly valve,soft seal butterfly valve, butterfly valve

Product Code : VF--DCC-D70-CU

Pneumatic soft seal butterfly valve

Valve model: D671X, D641X, D671F46, D641F46


Diameter: DN50 ~ DN1200


Structure form: medium type (sandwich type, flange)


Body material: ductile iron, cast steel WCB, stainless steel 304, 316


Nominal pressure: PN6, PN10, PN16


Applicable temperature: -40℃ ~ 150℃


Application: water, gas, oil, corrosive media, etc


Please contact us if you need customized services. We will contact you with the price and availability in 24 hours.

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Pneumatic soft seal butterfly valve,soft seal butterfly valve, butterfly valve VF--DCC-D70-CU Customized Customized

Pneumatic soft seal butterfly valve Overview:

Pneumatic soft seal butterfly valve is a kind of corrosion resistance and good sealing of the type of butterfly valve, generally divided into flange or clamp connection, can be used for containing corrosive media and leakage requirements of high room temperature and pressure occasions. Pneumatic soft seal butterfly valve adopts sealing structure, sealing materials are rubber, polytetrafluoroethylene, etc., the leakage can reach zero leakage. Due to the limitations of structural characteristics, the pneumatic soft seal butterfly valve is not suitable for high temperature, high pressure and anti-wear industries, and is only suitable for switching off and regulating flow in normal temperature environment and low pressure, medium pressure and other places.

Pneumatic soft seal butterfly valve advantages:

1, the structure is simple, the flow resistance coefficient is small, the flow characteristics tend to be straight, and the debris will not be retained.

2, the connection between the butterfly plate and the valve stem adopts a pin-free structure to overcome the possible internal leakage point.

3, divided into pneumatic clamp type soft seal butterfly valve and pneumatic flange soft seal butterfly valve, to meet different pipelines.

4, the seal can be replaced, the sealing performance is reliable to achieve bi-directional sealing zero leakage.

5, sealing material aging resistance, corrosion resistance, long service life


Pneumatic soft seal butterfly valve is a kind of corrosion resistance and good sealing of the type of butterfly valve, generally divided into flange or clamp connection, can be used for containing corrosive media and leakage requirements of high room temperature and pressure occasions. Pneumatic soft seal butterfly valve adopts sealing structure, sealing materials are rubber, polytetrafluoroethylene, etc., the leakage can reach zero leakage. Due to the limitations of structural characteristics, the pneumatic soft seal butterfly valve is not suitable for high temperature, high pressure and anti-wear industries, and is only suitable for switching off and regulating flow in normal temperature environment and low pressure, medium pressure and other places.

Packing of Standard Packing: 

Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’  is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition.





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+ 1 917 7225069