The morphology, subtructure and crystallography of martensite insteels 60 and 60Si2Mn have been Studied by means of optical and transmission elec-tron microscopy combined with B-M phenomenological crystallographic theory.

• 应用光学显微术及透射电子显微术和B-M表象晶体学理论对60和60Si2Mn钢中马氏体的形态、亚结构与晶体学特征进行了研究。