Silicon Steel Coils 1. Form "Bao Steel" 2. From "Tai Steel" (TISCO) 3. From "An Steel" 4. From "Wu Steel" ( ... Coils:a) Bao steel: B50A1000, B50A800, B50A600, B50A470, B35A550, B35A440b) Tai steel: 50TW1000, 50TW800, 50TW600, 50TW470c) Wu steel: 50WW1300, 50WW800, 50WW600 ...