溶质非平衡晶界偏聚的研究进展(Ⅰ):热循环引起的非平衡偏聚和晶间脆性断裂

被引：1

作者：

徐庭栋 ^{[1
]}

王凯 ^{[1
]}

宋申华 ^{[2
]}

机构：

[1] 钢铁研究总院高温材料研究所

[2] 哈尔滨工业大学深圳研究生院

来源：

中国科学(E辑:技术科学) | 2009年 / 39卷 / 07期

关键词：

晶界偏聚; 回火脆性; 中温脆性;

D O I：

暂无

中图分类号：

O76 [晶体结构];

学科分类号：

0702 ; 070205 ; 0703 ; 080501 ;

摘要：

评述了溶质非平衡晶界偏聚理论的近20年来的发展,包括非平衡偏聚的临界时间概念和公式,热力学关系式和恒温动力学方程.作为这个理论体系的重要应用,讨论了钢的回火脆性和金属与合金的中温脆性的非平衡偏聚机理.

引用

页码：1199 / 1210

页数：12

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