What are the common types of steel structural components

　　Steel is a versatile material widely used in construction for various structural components. Common types of steel structural components include:

　　Beams: Beams are horizontal structural elements that support loads by resisting bending. They are often used to carry the load of floors and roofs in buildings.

　　Columns: Columns are vertical structural elements that support loads from beams and transfer them to the foundation. They play a crucial role in providing vertical support to a structure.

　　Trusses: Trusses are frameworks of triangles used to support loads over a span. They are commonly employed in roof and bridge structures to distribute loads efficiently.

　　Braces: Braces are diagonal members used to provide lateral stability and prevent the buckling of structural elements, especially in tall buildings or structures subjected to lateral loads like wind or seismic forces.

　　Purlins and Girts: Purlins are horizontal members that support roof loads, while girts are horizontal members that support wall loads. They are commonly used in metal building construction.

　　Joists: Joists are horizontal structural members that support floors and ceilings. They are often used in conjunction with beams.

　　Connections: Various types of connections, such as welds and bolts, are used to join different steel components together, ensuring the overall stability and integrity of the structure.

　　Base Plates: Base plates are used at the bottom of columns to distribute the load to the foundation. They provide a stable connection between the column and the foundation.

　　Stiffeners: Stiffeners are plates or sections added to structural elements to increase their resistance to local buckling or to enhance overall stability.

　　Foundations: While not a component made of steel, the foundation is a crucial part of a steel structure. It provides support and distributes the loads from the structure to the underlying soil.

　　These components can be combined in various configurations to create a wide range of steel structures, from simple buildings to complex bridges and industrial facilities. The specific components used depend on the design requirements and intended use of the structure.