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What is the valve?


                                                                           What is the valve?


  Valve is used to open and close the pipeline, control the flow direction, adjust and control the parameters of the transmission medium (temperature, pressure and flow) pipeline accessories. According to its function, it can be divided into shutoff valve, check valve, regulating valve, etc.
Valve is a control part of the fluid conveying system, with cut-off, regulation, flow diversion, prevention of countercurrent, pressure stability, diversion or overflow pressure relief and other functions. Valves for fluid control systems range in variety and specifications from the simplest globe valves to the most complex automatic control systems.
Valves can be used to control the air, water, steam, various corrosive media, mud, oil products, liquid metals and radioactive media and other types of fluid flow. Valve according to the material is also divided into cast iron valve, cast steel valve, stainless steel valve (201, 304, 316, etc.), chrome-molybdenum steel valve, chrome-molybdenum-vanadium steel valve, two-phase steel valve, plastic valve, non-standard customized valve.