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, ...
For the valves in operation, all valve parts should be complete and intact. The bolts on the flange and the bracket are indispensable, and the threads should be intact and no loosening is allowed. ...
Butterfly valves have been used extensively for several years in many projects all over the world and proved its capability in performing its function because they are less expensive and easy to in...
Valve gaskets are designed to prevent leaks caused by pressure, corrosion, and thermal expansion/contraction between components. While nearly all flanged connection’s valves require gaskets, their ...
Grinding is a commonly used finishing method for the sealing surface of valves in the manufacturing process. Grinding can make the valve sealing surface obtain high dimensional accuracy, geometric ...
In pipeline engineering, the correct selection of electric valves is one of the guarantee conditions to meet the use requirements. If the electric valve used is not selected properly, it will not o...
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