Wafer check valve is also called reverse valve, check valve, back pressure valve, one-way valve. This kind of valve is automatically opened and closed by the force generated by the flow of the medium itself in the pipeline. The steel wafer check valve is an automatic valve. The non-leakage wafer check valve is clamped between two flanges like a gasket. There is no bolt hole. Generally, the non-leakage wafer check valve is more popular, and the non-leakage wafer check valve Check valves are cheap and require little space for installation.
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