Flat steel is a steel with a width of 12-200mm, a thickness of 4-30mm, a length of 3-9 meters, a rectangular cross-section and a slightly blunt edge. Flat steel can be a finished steel product, or it can be used as a billet for welded pipes and thin slabs for stacked sheets.

Main use: Flat steel can be used as a finished material to make hoop irons, tools and mechanical parts, and used as house frame structural parts and escalators in construction.