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一引言钢在加热时的组织遗传现象,国内外已有不少研究,其主要特点为:(1)原始组织为非平衡组织,如马氏体、奥氏体、魏氏组织等,加热时会导致原粗大奥氏体晶粒的遗传.
I. INTRODUCTION The tissue genetic phenomenon of steel during heating has many researches both at home and abroad. Its main features are as follows: (1) The original structure is unbalanced organization, such as martensite, austenite and Widman’s tissue. When heated Will lead to the original coarse austenite grain genetic.