Ball Valves, Gate Valves, Globe Valves manufacturer / supplier in China, offering 1" DN25 3PC Thread Manual Operation Ball Valve SS304 High Temperature for Steam and Chemical Lines, Fire Safe Stainless Steel 3PC Thread Ball Valve 3/4" DN20 SS316 for High Cycle and Corrosive Media, Industrial Forged Steel Thread End Socket Weld End Check Valve and so on.