... 3.Surface: cold draw,pickled ,polished etc stainless steel square bar 1.Grade:ss201,202,301,302,303,304 ,304l ... draw,pickled ,polished,brush etc4.Standard:GB,ASTM,JIS,AISI,DIN,EN,SUS etc.5.Stianless steel square bar is widely applied for ... , AISI , JIS , ER , GB ,etc. contactWelcome your inquiries and hope we can build good & long cooperation . 300 sereis stainless steel square bar 4340 alloy steel bar ...