Diaphragm Valve, Compression Fitting, Tube Fitting manufacturer / supplier in China, offering 600psi Input 0~50psi Output Corrosive Gas Regulator with High Quality, Afklok Gas Pipe and Industry Stainless Steel Pressure Reducing Valve, ASME 3500psig Input 100psi Output N2 O2 CO2 Gas Regulator Instrumentation and so on.