机械磨擦制备的Fe-20Mn-3Al-3Si钢表面相变强化层*

陈燕, 伍翠兰, 谢盼, 陈汪林, 肖辉, 陈江华

A PHASE-TRANSFORMATION-STRENGTHENED SURFACE LAYER ON Fe-20Mn-3Al-3Si STEEL FABRICATED BY MECHANICAL GRINDING

CHEN Yan, WU Cuilan, XIE Pan, CHEN Wanglin, XIAO Hui, CHEN Jianghua

表1 机械抛光平板样品不同深度表面层中各相含量

Depth Volume fraction of g Volume fraction of e Volume fraction of a μm % % % 0~0.94 43 31 26 0.94~1.88 17 59 24 1.88~2.81 42 36 22 5.64~6.80 83.7~92 0~6 8~10.3