Commonly used china check valve

China check valve, also known as check valve or reverse check valve, its role is to prevent the media back in the pipeline. The bottom valve of the pump is also a check valve.

China's check valves are categorized by structure: they can be classified into three types: lift check valves, swing check valves, and butterfly check valves. Lifting check valves can be divided into vertical check valves and horizontal check valves. Swing check valves are classified into single-valve check valves, double-valve check valves and multi-valve check valves. The butterfly check valve is a straight-through check valve. The above types of check valves can be classified into three types: threaded check valve, flanged check valve and welded check valve.

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