Special Design for Cast Iron Water Gate - Pneumatic air damper – Jinbin Valve

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Pneumatic air damper Ventilation butterfly valve is manufactured by welding steel plate, sealing ring is made of the same material as valve body, oil seal ring is installed on valve body, no visible clearance between sealing pairs, leakage rate is small. The expansion gap between the butterfly plate and the valve body is large, which can effectively prevent the sticking phenomenon caused by heat rising and cold contraction. Norminal Pressure Mpa 0.05 0.10 0.15 0.25 Sealing Test 0.055 0...


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"Sincerity, Innovation, Rigorousness, and Efficiency" is the persistent conception of our company for the long-term to develop together with customers for mutual reciprocity and mutual benefit for Ci Butterfly Valve , Hydraulic Butterfly Valve , Butterfly Valve Rubber Seat , Our items have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. On the lookout ahead to make up a good and long-lasting cooperation with you in coming potential!
Special Design for Cast Iron Water Gate - Pneumatic air damper – Jinbin Valve Detail:

Pneumatic air damper

High temperature ventalation valve

Ventilation butterfly valve is manufactured by welding steel plate, sealing ring is made of the same material as valve body, oil seal ring is installed on valve body, no visible clearance between sealing pairs, leakage rate is small. The expansion gap between the butterfly plate and the valve body is large, which can effectively prevent the sticking phenomenon caused by heat rising and cold contraction.

High temperature ventalation valve

Norminal Pressure Mpa 0.05 0.10 0.15 0.25
Sealing Test 0.055 0.11 0.165 0.275
Sheel Test 0.075 0.15 0.225 0.375
Working Temperature -20-100oC -20-200 oC -20-300 oC -20-45 oC
Suitable Media Air, Coal gas, dusty gas
Supply Voltage 380V AC

High temperature ventalation valve

Part Body/Disc Compensator
Material Stainless steel 304/316/316L Stainless steel

Please fell free to contact us to get the technical drawing.

High temperature ventalation valve

High temperature ventalation valve

It is widely used in the pipe system of metallurgical,chemical,electric power and other industries for the purpose of  cutting off or connecting.


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We are also focusing on enhancing the things administration and QC program in order that we could keep fantastic advantage within the fiercely-competitive enterprise for Special Design for Cast Iron Water Gate - Pneumatic air damper – Jinbin Valve , The product will supply to all over the world, such as: Vietnam, Lithuania, Washington, Our company follows laws and international practice. We promise to be responsible for friends, customers and all partners. We would like to establish a long-term relationship and friendship with every customer from all over the world on the basis of mutual benefits. We warmly welcome all old and new customers to visit our company to negotiate business.
  • The supplier cooperation attitude is very good, encountered various problems, always willing to cooperate with us, to us as the real God.
    5 Stars By Honey from Montpellier - 2018.02.08 16:45
    The company leader recept us warmly, through a meticulous and thorough discussion, we signed a purchase order. Hope to cooperate smoothly
    5 Stars By Audrey from London - 2018.10.01 14:14