Alloy Tubing, Seamless Tubing, Nickel Alloy Tubing manufacturer / supplier in China, offering Nr31 Dual-Stage Pressure Regulator Industrial & Critical Gas Applications 1/4"Fnpt 4-5ports, PTFE Lined Hose with Ss Braiding for Chemical Fluid Transfer System, Stainless Steel Braided Flexible Hose for High Pressure Gas Lab Line and so on.