Depending on the specifications applied to each project, steel structures might come in various shapes and sizes, with different fabrications (hot rolled, welded steel sheets together, or bent steel plates).

Because of the high strength grade of steel, this structure is reliable and requires less raw materials than other types of structures like concrete structures and timber structures.

In modern construction, steel structures are used for almost types of building structures including warehouse, workshop, garage, and aircraft hangar, heavy industrial factory buildings, infrastructure, rack systems, etc.