The wafer dual plate check valve is also a type of check valve with a rotary actuation, but it is a double disc and closes under the action of a spring. The disc is pushed open by bottom-up fluid, ...
1. Basic Definition and Structure
A soft sealing flanged concentric butterfly valve (also known as a “center-line butterfly valve”) is a quarter-turn rotary valve designed for on/off or...
+ Lighter
+ Cheaper
+ Easy installation
- Pipe flanges required
- More difficult to centre
- Not suitable as end valve
In the case of a Wafer-style butterfly valve, the body is annular with a few ...
Valve sealing is a universal technology essential to various industrial sectors. Not only are sectors such as petroleum, chemical, food, pharmaceuticals, paper making, hydropower, shipbuilding, wat...
Rubber Sealing Check valves can be classified according to their structure and installation method as follows:
Swing Check Valve: The disc of a swing check valve is disc-shaped and rotates around t...
Wastop Inline Check Valve Related Videos From Youtube