Hot rolled steel coil is formed by heating steel to a high temperature and then rolling it. This process gives the steel good plasticity and ductility, making it easier to further process and shape. Hot rolled steel coil is commonly used in the manufacture of steel structures, building materials, mechanical equipment, and automotive parts. Its characteristics include smooth surface, high dimensional accuracy, and high strength. Due to the high temperature during the hot rolling process, the thickness of the steel coil can be controlled within a large range, and the internal structure of the material is uniform and the performance is stable. Hot rolled steel coil is widely used in the fields of construction, energy, transportation, etc., and is one of the basic industrial materials.