... bar, hot rolled , cold drawn,polished,peeled,lap grinding,etc., 1.material grade: 200 series-201,202,200Cu,201Cu 300 series- ... ,304,304L,304Cu,316,316L,310,310S,309 400 series-410,416,420,430 stainless steel round bar2.standard: ... large stocks,diameter from 1mm-500mm6.application:the SS round bar is widely used in chemical, shipping,architecture,machine-made ... feel free to contact with me 416 round bar