Understanding the Composition and Properties of BH13 Steel Grade

BH13 steel is a low carbon high strength steel that is widely used in the automotive industry for the production of components that require high strength and good formability. Its chemical composition typically includes the following elements:

– Carbon (C): 0.15% – 0.20%
– Manganese (Mn): 1.20% – 1.50%
– Silicon (Si): 0.30% – 0.60%
– Phosphorus (P): 0.025% max
– Sulfur (S): 0.010% max
– Chromium (Cr): 0.30% – 0.45%
– Nickel (Ni): 0.35% max
– Copper (Cu): 0.20% max

The mechanical properties of BH13 steel grade are as follows:

– Tensile Strength: 600 MPa – 900 MPa
– Yield Strength: 500 MPa – 800 MPa
– Elongation: 20% – 30%
– Hardness: 180 HB – 220 HB

BH13 steel grade is known for its high strength, good formability, and excellent weldability. It is often used in the production of structural and safety components in automobiles, such as bumper reinforcements, side impact beams, and door intrusion beams. Its high strength-to-weight ratio makes it an ideal material for applications where weight reduction is critical. Additionally, BH13 steel has good fatigue resistance, making it suitable for components subjected to cyclic loads.
BH13 Steel grade
1699702996