... Silicon Steel Specification: a) Bao Steel : B50A1000, B50A800, B50A600, B50A galvanized steel coil Silicon Steel Specification: a) Bao Steel : B50A1000, B50A800 ... , B50A600, B50A470, B35A550, B35A440b)Tai Steel : 50TW800, 50TW600, 50TW1000, 50TW470 c) Wu Steel: 50WW1300, 50WW800, 50WW600, 50WW470, 350WW360, 350WW310d) An Steel ...