Air valves allow metered flow of fluid in one or both directions. Many of them allow for free flow in one direction and reduced or metered flow in the reverse direction. They are used in pneumatic ...

Full closure occurs when flow reaches zero. Swing check valves are recommended ... They provide the best seal tightness and are the most practical for small sizes. A ball check valve uses a ...

Shut-off valves are widely used in the different sectors like water treatment sectors, manufacturing industries where ...

Stop valves use a rubber gasket to shut off water flow, and must be installed in the correct direction to work properly. Gate ...

Choked flow in control valves is a subject of serious concern for industrial users. The term is usually associated with destructive process conditions that can damage valve internals or expose ...