... Operated standard:JIS G 3315, ASTM A657M-03 Annealing types:BA/CA tin free steel coil/sheet 0.14-0.50mm ... ,MR,LOperated standard:JIS G 3315, ASTM A657M-03Annealing types:BA/CASurface finish:B, R, R2,MChrome plating weight:50mg/50mg ... /150mg/m2Chromate Oxidate: around 5-35mg/m2Hardness:T2-T4 BATemper: BA T1.5-T3,CA T3-T5,DR8Coil weight :3-8 ...