SMV Safety Valve Application: The safety valves are used in oil system, high-temperature pipes and various caustic piping systems. Operating Principle: After installing in the piping system, the safety valve will work automatically when the pressure of medium in the system isreaching to the set value. It releases pressure to protect the system. Technical parameters: Operating pressure:0.1~40Bar,Operating temperature: -50℃~200℃(Stainless steel disc can make it be 350℃)