2017 New Style Pneumatic Actuated Butterfly Valve - flap valve – Jinbin Valve
2017 New Style Pneumatic Actuated Butterfly Valve - flap valve – Jinbin Valve Detail:
flap valve
The flap gate is a one-way valve installed at the outlet of the drainpipe for the water supply and drainage works and the sewage treatment works. It is used to overflow or check the medium, and can also be used for various shaft covers. According to the shape, the round door and square patting door are constructed. The flap door is mainly composed of valve body, valve cover and hinge component. It has two kinds of materials, cast iron and carbon steel. Its opening and closing force comes from water pressure and does not need manual operation. The water pressure in the flap door is larger than that at the outside side of the flap door, and it opens. Otherwise, it closes and reaches the overflow and stop effect.
Working Pressure |
PN10/ PN16 |
Testing Pressure |
Shell: 1.5 times rated pressure, Seat: 1.1 times rated pressure. |
Working Temperature |
≤50℃ |
Suitable Media |
water, clear water, sea water, sewage etc. |
Part |
Material |
Body |
stainless steel, carbon steel, cast iron, ductile iron |
Disc |
Carbon steel / Stainless Steel |
Spring |
Stainless Steel |
Shaft |
Stainless Steel |
Seat Ring |
Stainless steel |
Product detail pictures:


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Bear "Customer first, Excellent first" in mind, we operate closely with our customers and supply them with efficient and expert services for 2017 New Style Pneumatic Actuated Butterfly Valve - flap valve – Jinbin Valve , The product will supply to all over the world, such as: UK, Colombia, Detroit, We guarantee that our company will try our best to reduce customer purchase cost , shorten the period of purchase , stable products quality , increase customers' satisfaction and achieve win-win situation .

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