FE 350 is a type of structural steel commonly used in construction and engineering. It is known for its good weldability and high strength, making it suitable for various applications, including beams, columns, and frames. The designation "FE" stands for "ferrous," indicating that it is primarily composed of iron, while "350" refers to its minimum yield strength of 350 megapascals. This steel grade is often utilized in the manufacturing of heavy machinery and equipment, as well as in the automotive industry. Its properties allow it to withstand significant loads and stresses, ensuring durability and safety in structures. Structural Steel, Welding, Construction Engineering