... ProductsAll the technical data of the cold-rolled silicon steels produced by Tianjie Group, including their ... advanced level. The surfaces of silicon steels adopt organic/inorganic composite water painting, of which the environment ... magnetic and insulating property.SteelCodeSpecificationsmmStandardMajor utilitiesThkWidLenCold-rolled silicon steels50TW4700.51000-12002000 or weight/coil≤5tQ/ ...