The valve

The valve is the control unit in the fluid conveying system, which has the functions of cutoff, regulating, guiding flow, preventing reverse flow, stabilizing pressure, shunt or overflow, etc. Valves for fluid control systems range from the simplest cut-off valves to the various valves used in the most complex automatic control systems.

Valves can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil, liquid metal and radioactive media. Valve, according to the material, is divided into iron valves, cast steel valves, stainless steel valves (201, 304, 316, etc.), chrome molybdenum steel valves, molybdenum chrome vanadium steel valve, dual phase steel valves, plastic valves, non-standard custom-made valve, etc.