Galvanized steel refers to the galvanizing process of ordinary carbon construction steel, which can effectively prevent the steel from corroding and rusting, thereby prolonging the service life of the steel. It is generally used for building exterior walls, such as glass curtain walls, marble curtain walls, aluminum sheet curtain walls as columns and bearing materials, or for outdoor telecommunication towers, highways and other open-air buildings. Steel is called galvanized steel. Dip galvanized.