The samples of copper/steel wire are manufactured by reversing solidification technology, and the tin distribution and the effect on microstructure, hardness, resistivity of the samples are analyzed.

• 利用反向凝固技术制备铜包钢电车线试样,分析锡元素在试样中的分布规律,研究锡元素对试样显微组织、硬度、电阻率的影响。