Steel structures are commonly used in the construction of concert halls as they provide the necessary strength and support to accommodate large open spaces, heavy equipment, and intricate architectural designs. Steel beams and columns are used to create the framework of the building, allowing for long spans and high ceilings. Additionally, steel is fire-resistant, which ensures the safety of the concert hall and its occupants. Overall, steel structures play a crucial role in creating durable, versatile, and visually appealing concert halls.