晶界偏析指在平衡浓度下,溶质原子在晶界处偏离平衡浓度值的现象。
结果显示,杂质元素的含量偏高和沿晶界的偏析以及不均匀的钨晶粒是造成国产钨靶表面损伤的主要原因。
The results show that high content of impurity elements, segregation along grain boundaries and uneven grain size are main reasons for the surface damage of domestic tungsten targets.
发现材料的晶内偏析和奥氏体晶界洁净度分析控制钢的屈服强度和韧度。从而改变了此钢按细化晶粒度控制强韧性的工艺指导思想。
It is found that the alloying elements segregation in grains and the grain boundary cleanliness control the yield stress value and the tough-strength properties of this material respectively.
结果显示,杂质元素的含量偏高和沿晶界的偏析以及不均匀的钨晶粒是造成国产钨靶表面损伤的主要原因。
The results show that high content of impurity elements, segregation along grain boundaries and uneven grain size are main reasons for the surface damage of domestic tung...
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