October 1, the spectacular celebration gala of the 70th anniversary of the founding of People’s Republic of China was held in Tiananmen Square, Beijing. To the proud of HBIS people, the military parade vehicles in the event used HBIS spring steel. ?xml:namespace>
The Red Flag L5 type car applies HBIS 55Cr3 spring steel to manufacture its hanging spring, which is elastic part of hanging system providing buffering and stability on bumpy road. The valation standard is the fatigue cycle, which is strict to the raw material.
By optimizing its procedures, HBIS 55Cr3 series owns very good chemical composition and stable capabilities. With its capabilities, high cleaness, high surface quality and high dimensional precision advantages, HBIS Spring Steel has won the Golden Cup Award of Chinese Iron & Steel Association and Hebei Metallurgical Science & Technology Award. HBIS Automobile Steel has been applied by world’s renowned automobile brands including BMW, Mercedes and Audi.