超细晶粒钢激光焊接接头粗晶区有较好的韧性。
The coarse grain zones of laser welded joint of super fine grain steel show good toughness.
本文用定量金相法分析和讨论了奥氏体热作工具钢的晶粒粗化行为。
The grain coarsening behaviour towards the austenitic hot work tool steels has been studied by means of quantitative metallography.
考虑实验钢奥氏体晶粒粗化现象的本构方程能够较好吻合实验测量的应力-应变数据。
A constitutive equation that takes into account such effect can lead to a good agreement between the calculated and the measured stress-strain curves.
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