A36 Carbon Steel Square Bar

A36 carbon steel square bar is a square cross-section steel made of A36 low-carbon structural steel, with a carbon content of ≤0.25%, and has excellent strength, toughness and welding performance. Its yield strength is ≥250MPa, and its tensile strength is 400-550MPa. It is easy to process and is widely used in building frames, bridge structures, mechanical parts, and automobile manufacturing. The surface can be hot-rolled or galvanized, with various specifications and economical cost. It is one of the basic structural materials in the industrial field.