A nanostructural surface layer was synthesized on a eutectoid steel by surface mechanical attrition (SMAT) treatment and its microstructure and evolution were characterized by means of X-ray and TEM.

• 摘要利用表面研磨处理(SMAT)在共析钢上制备出具有纳米晶体结构的表面层，并利用X射线衍射和透射电镜分析了纳米表面层的微观组织结构及其演变。