The mechanical composition of HCT780X(DP800) steel grade typically includes a tensile strength of 780-950 MPa and a minimum yield strength of 700 MPa. The steel has excellent elongation properties, with a minimum elongation of 10% in the gauge length and 15% in the fracture elongation.
The chemical composition of HCT780X(DP800) steel grade generally includes a low carbon content to ensure good weldability, as well as elements such as manganese, silicon, and phosphorus to enhance the steel’s strength and formability. Additionally, the steel may also contain trace amounts of elements such as chromium, copper, and molybdenum to further improve its mechanical properties.
Overall, HCT780X(DP800) steel grade offers a combination of high strength and excellent formability, making it suitable for a wide range of applications in automotive and construction industries.