Valves, Ball Valve, Gate Valve manufacturer / supplier in China, offering Ss/CS/Di Y-Type Strainer with Drain Plug Corrosion-Resistant Coating for HVAC and Municipal Water Applications, Heavy-Duty Carbon Steel Y-Type Strainer/Blow-off Drain Valve, 4"6"8"10"Flanged Gate Valves/Carbon Steel for Oil and Gas Pipelines and so on.