Xianfeng Xu

(Xinjiang Baosteel Metal Products Co., Ltd.)

Abstract：

Free quenching of automotive leaf springs is a new technology that has gradually started to be applied in the industry in China in recent years. Only a few manufacturers are applying it in the industry. Through more than half a year of on-site practice, the changes in the hot forming of spring plates before free quenching have been explored, and finally a heat treatment process that meets the production requirements of our company has been developed, achieving normal production.

Key Words：

automotive leaf springs; free quenching; heat treatment; technology