1. High Performance 2. Competitive Price 3. Prompt Delivery 4. Perfect After-sale Service High Performance Inserted Safety Valve FeatureSize 2"~3" .Pressure class 1.6MPa~2.5MPa.Temperature -25 °C ~+ 50 °C.Company IntroductionWe, Beijing Zhonghanghua Safety Valve Sales Co., Ltd established by 1998 which is the sales entity especially for safety valves and specialty valve designed and manufactured ...