张肖遥;彭军;

• 1:内蒙古科技大学材料与冶金学院
• 2:内蒙古先进陶瓷与器件重点实验室

摘要(Abstract)：

概述了稀土在钢中的研究现状,并重点说明了稀土在钛合金钢中的作用机制及对钢的组织与性能的影响。稀土加入钢中后起到细化了组织晶粒、净化钢液、细化夹杂的作用,改善了钢的力学性能、抗腐蚀性等性能;稀土加入含钛钢中后,对含钛第二相以及组织与性能起到一定积极作用,细小的TiN与TiC颗粒经常用于改善晶粒大小和改善钢的切削韧性和耐磨性等特点,对奥氏体晶粒的细化程度更加明显,促进了含细小钛第二相的富集、夹杂的弥散分布、夹杂的球化等,更为有效的改善钢的组织与性能。

关键词(KeyWords)： 合金;稀土;钛;夹杂;第二相;组织与性能

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金资助项目(51874186);; 北京科技大学钢铁冶金新技术国家重点实验室开放基金(KF19-01)资助

作者(Author): 张肖遥;彭军;

Email:

DOI:

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