Alloy Tubing, Seamless Tubing, Nickel Alloy Tubing manufacturer / supplier in China, offering 254 Smo Pipe ASTM A269 S31254 Seamless/Welded Tubing 1/2X1.65mmx6000mm Bright Annealing for Petrochemicals Seawater Pipelines, Alloy Tube 904L Stainless Steel Tubing ASTM B677 Uns N08904 Bright Annealed Seamless Pipe for Chemical Processing Oil Refineries Seawater, Alloy Ss2205 Duplex S31803 Seamless Pipe 5/8X1.65mm 3% Molybdenum Seamless Tube High Corrosion Resistance for Petrochemical Good Price China Manufacture and so on.