... -4H, EI-105-4H, EI-120-4H, EI126-4H, EI-133.2-4H, EI-150-4H, EI-171-4H, EI180-4H ... to International standards3) Raw Materials (cold rolled grain non oriented silicon steel coils): a) Bao steel: B50A1000, B50A800, B50A600, B50A470, B35A550 ... , 350WW360, 350WW310d) An steel: 50AW1300, 50AW1000, 50AW800, 50AW600, 50AW470e) Imported silicon steel coils, such as Chinese steel.4) Applicable to all ...