Abstract: Compared with the normal technique the paper introduces many advantages of the laser quenching the ductile iron crankshaft.

• 文摘:介绍了激光淬火球铁曲轴与常规的曲轴表面处理方法相比有许多优点，提出了一种激光淬火球铁曲轴圆角部分扫描的新方法。