... Quality 4. Standard: JIS/AISI/ASTM/GB,etc Main Description: 1) Product name: Stainless Steel Bar( round, flat, angle, square, ... liquid--polished by automatically machine--cutting into pieces--checking quality--package4. Surface:black,pickling,polish,drawn bench,milling, ... ,diameter from 1mm*1mm-200mm*200mm6. Application:stainless steel square bar is widely used in chemical, shipping,architecture, ...