研究了钛含量对中碳硼钢奥氏体晶粒度及晶粒粗化温度的影响。
The Influences of ti content on austenite gain size and grain coarsening temperature in medium-carbon boron steel have been investigated.
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.
随着C含量提高，焊接粗晶区中的晶粒粗化被抑制，因此，使得冲击性能和疲劳强度被明显提高。
As carbon content increasing, the grain coarsening of CGHAZ is inhibited, thus, the impact toughness and fatigue strength are significantly improved.
模型除了描述了晶粒的生长，同时还描述了枝晶臂的粗化。
The improved model not only describes grain growth, but also describes coarsening of dendrite arms.
终轧温度的降低可引起奥氏体晶粒的粗化和残余应变的显著提高。
The relatively low finishing temperature can lead to the coarsened grain and high retained strain before transformation.
挤压前均匀化热处理使挤压态合金的晶粒尺寸粗化，拉伸强度和屈服强度降低。
Homogenization treatment before the extrusion coarsened the grain size and reduced the tensile strength and yield strength.
挤压前均匀化热处理使挤压态合金的晶粒尺寸粗化，拉伸强度和屈服强度降低。
Homogenization treatment before the extrusion coarsened the grain size and reduced the tensile strength and yield strength.
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