Standard ASTM,AISI,AMS,MLS EN,DIN17175,JIS, brand is pohang,Tisco,baosteel,china Special steel Group. XAR group.wugang group. wuyang group.liusteel. Material 201,202,301,304,304L,321,316,316L,310S ,317,347,904L Size 1.width 20mm-3000mm 2.length 80mm-18000mm 3.Thickness 0.5mm-120mm 4.regular stocks for some size.