Angle steel is a carbon structural steel for construction. It is a section steel with a simple section. It is mainly used for metal components and the frame of a factory building. It is widely used in various building structures and engineering structures, such as beams, bridges, transmission towers, cranes, etc. Transportation machinery, ships, industrial furnaces, reaction towers, container racks, cable trench supports, power piping, busbar support installation, and warehouse shelves, etc.