wide thick plate, also known as heavy steel plate, is a large-format steel material widely used in industries. These plates typically have a thickness exceeding 20 millimeters and widths that can reach several meters, making them suitable for manufacturing large structures and heavy machinery. Due to their size and thickness, wide thick plates possess excellent load-bearing capacity and stability, making them ideal materials for constructing large-scale projects and high-load-bearing applications. Carbon steel wide thick plates primarily consist of iron and carbon, and other alloying elements may be added in small quantities depending on the required mechanical properties. These plates, characterized by high strength, good toughness, and weldability, are widely used in architectural engineering, bridge construction, shipbuilding, heavy machinery manufacturing, and large-scale infrastructure projects. Due to their thickness and dimensions, they are especially suitable for structural components that bear extreme pressure and heavy loads.