Hebei Shengkong Valve Co., Ltd-seal gate valves, hydraulic control valves,groove gate valves,check valves

When the worm gear grooved butterfly valve fails to open or close normally,it is mostly caused by internal debris blockage,seal adhesion,corrosion jamming,lubrication failure of worm gear mechanism or long-term static sed...

Resilient seated gate valves are designed with bidirectional flow channel and bidirectional sealing structure. In theory, they have no strict restriction on medium flow direction. However, correct installation direction a...