... , strict tolerance, high quality, most reasonable price stainless steel flat bar 1.Stainless steel flat bar's material: 201,202,301,304, ... 310S,316,321,410,420,430,etc.,2.Stainless steel flat bar's production procedure: raw elements(C,Fe ... polished by automatically machine--cutting into pieces--checking quality--package3.Stainless steel flat bar's surface:black,pickling,polish, mirror polishing ...