seamless stainless steel pipe 1.material:TP201,TP304,TP304L,TP316L,TP310S,TP321 2.thickness:1-60mm OD:5-1220mm seamless stainless steel pipe1.material:TP201,TP304,TP304L,TP316L,TP310S,TP3212.standard:AISI ASTM DIN GB JIS3.Size thickness:1-60mm OD:5-1220mm4.surface:polished, annealed, pickled5.techinque:Cold drawn and cold rolled seamless steel pipe