Everything about Renqiu Haoye Motorcycle Parts Co.
The leaf spring is made of an arc-formed, slender bit of steel stacked With all the similar product in smaller sized measurements and bolted collectively, developing a reinforced bow-like item.Quenching : Scorching bent leaves retained in tray and quenched in oil bath to get martensite framework. Martensite is the toughest kind of steel crystallin