stainless steel pipe 201 1.Size:OD1-5000mm*WT0.3-100mm 2.Standards: ... ,DIN 3.cold drawn/cold pilger/hot roll stainless steel pipe 201 1.Standards:AISI,ASTM,GB, JIS, DIN2.Material:201 ... ,314,316,316L,316Ti, 321,409L,410,420,430 3.Process method:cold drawn/cold pilgered/hot rolled4.Surface:pickled&annealed ...