DIN Bronze Check-Valve/Bronze Reverse Valve

Check valve (One-way valve): Check valve also known as anti-reverse valve, a way valve or reverse valve, its role is to prevent the flow of media in the pipeline direction movement without reversing the function. The bottom valve of the pump suction pipe also belongs to the check valve class. Check valve According to the structure division, can be divided into lifting type check valve, rotary check valve and butterfly check valve three kinds. Lifting type check valve can be divided into vertical and horizontal two kinds. The rotary check valve is divided into single-valve, double-flap and multi-valve three kinds.

Butterfly Check Valve for straight-through, the above types of check valves in the connection form can be divided into threaded connection, flange connection and welding three kinds. The opening and closing parts are turned on or off by the medium flow and force on their own to prevent the dielectric from reversing the valve from being called a check valve. The check valve belongs to the automatic valve class, mainly used for the medium one-way flow of the pipe, only allows the medium to flow in one direction, in order to prevent the occurrence of accidents.