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Check valve: check valve also called one-way valve or non-back valve, and it’s used for prevent the media flew back in the pipeline. The end valve of Water pumps also belong to a check valve.
The open and close of the disc depend on the power of medium flow, to prevent the media flew back is called check valve. Check valve belong to automatically Valves, mainly used for one-way flow of media channels, only permit the medium to flow in one direction in order to prevent the accident happened.
Divided by the structure of a check valve, it can be divided into three types, the rising check valve, Swing Check Valve and butterfly check valve. For the connection of the above check valve, it can be divided into the thread connection, flange connections and welding. |
