Alloy Tubing, Seamless Tubing, Nickel Alloy Tubing manufacturer / supplier in China, offering High Flow High Pressure Regulator Piston Design 6000psi 4ports, Nai-Lok 316L Weld Elbow Pipe Fittings 90° Bpe Ba/Ep Grade for Pharmaceutical & Semiconductor Piping, Nai-Lok Stainless Steel 316L 90 Degree Tube Elbow UHP High Purity Weld Fitting Ba/Ep for Clean Gas Lines and so on.