Stainless Steel Sheet, Stainless Steel Pipe, Stainless Steel Plate manufacturer / supplier in China, offering ASTM A312 TP304/Tp316L/Tp321 1/2" 3/8" *0.049" Stainless Steel Seamless Coil Pipe/Tube Used for Heat Exchanger, Oil, Gas, ASTM A269 300 Series 3X1mm Heat Exchanger Stainless Steel Coil Tube 304 304L 316 316L 316 317 317L 347H Stainless Steel Seamless Coil Pipe for Chemical, 201 304 304L 316 316L 309S 310S 321 430 2205 904L Polished Hairline Ss Round Welded/Seamless Steel Tube Stainless Steel Pipe Used in Petroleum, Chemical, etc. and so on.