OALib Journal期刊
ISSN: 2333-9721
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低合金钢中Cr对磷在晶界偏聚的影响
, PP. 356-361
Abstract:
碳与杂质在晶界呈相互排斥,而碳为更强的晶界活性元素,因此杂质在晶界的偏聚受碳在α相中固溶度的控制.合金元素的加入使碳的固溶度降低,从而促进了杂质元素的偏聚.按照这个理论,本文对Guttmann的模型作进一步推广,提出了一个定量的模型.由此计算碳钢及铬钢中磷的晶界偏聚与实验结果符合得很好。
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