Safety valve: The function of safety valve is to prevent the pressure of medium in pipeline or device from exceeding the specified value, so as to achieve the purpose of safety protection.
Regulating valve: The regulating valve includes regulating valve, throttle valve and pressure reducing valve, and its function is to regulate the pressure, flow and other parameters of the medium.
Diverter valve: Diverter valve includes various distribution valves and traps. Used to distribute, separate or mix the media in the pipeline.
According to the different opening and closing functions of valves, valves can be classified in many ways. The following are:
Classification by function and use:
Block valve: Block valve, also known as closed-circuit valve, is used to connect or cut off the medium in the pipeline. Block valves include gate valves, globe valves, plug valves, ball valves, butterfly valves and diaphragm valves.
Check valve: Check valve, also known as check valve or check valve, is used to prevent the medium in the pipeline from flowing backwards. The bottom valve at the suction end of the pump is also a check valve.