... : 6-820mm 3.Standard: ASTM 316 304 201 310S ect 01Commodity:ASTM A312 TP201 304 316 cold drawn stainless steel pipe02Process method ... / manual polished / mechanical polished04Materials:AISI 304, 304L, 316, 316L, 321, 310S, TP201, 304 316 316L 310S,AISI 304 316ect05Standards: ISO,DIN,ASTM,JIS ... to customer's demand, Min. 10 days ASTM A312 TP201 304 316 cold drawn stainless steel pipe