stainless steel pipe 1) Grade : 321, 304, 304L, 316, 316L, 317, 317L,310s ... /ASTM/ASME/DIN/JIS 3) TPI:SGS,BV. stainless steel pipe Features:1) pipe diameter : 6mm-630mm pipe thickness : 0.8mm-25mm2) Grade : Grade : 301 ... ) Standards: /ASTM/ASME/DIN/JIS and etc 4) Applications range: for use in the petroleum, chemical, medical equipment, boiler heat-exchanger ...