典型元素微合金化对钛合金组织与性能影响研究进展  

Research Progress on the Effects of Typical Element Microalloying on the Microstructure and Properties of Titanium Alloys

作　　者：戴全春 王楠[2] 戴国庆 Dai Quanchun;Wang Nan;Dai Guoqing(Shanghai Bureau of Naval Equipment Department,Shanghai 200120,China;Nanjing Tech University,Nanjing 211816,China)

机构地区：[1]海装上海局,上海200120 [2]南京工业大学,江苏南京211816

出　　处：《钛工业进展》2024年第6期39-49,共11页Titanium Industry Progress

基　　金：国家自然科学基金项目青年基金(52205379)。

摘　　要：随着现代装备朝着高性能、长寿命和高可靠性等方向不断发展,对钛合金材料的综合性能(强韧性、高温性能、抗蠕变性等)提出了越来越高的要求。因此,研究具有更加优异性能的钛合金材料是航空航天等关键领域的迫切需求。微合金化技术是通过引入微量的合金元素实现钛合金优化,现已成为一种能有效改善钛合金性能的合金设计策略。为此,阐述了微合金化的技术原理,总结了包括α稳定元素、β稳定元素(同晶型、共析型)、中性元素在内的不同合金化元素分类,探讨了常见微合金化元素对钛合金微观组织和综合性能的具体影响,并展望了微合金化技术的发展方向,旨在为钛合金创新设计与先进制造提供新的研究思路和理论基础。As modern equipment continues to develop towards high performance,long life,high reliability and etc.,it has put forward higher and higher requirements on the comprehensive performance of titanium alloy materials(strength and toughness,high temperature performance,creep resistance,etc.).Therefore,the research of titanium alloy materials with better performance is an urgent need in key fields such as aerospace.Microalloying technology refers to the optimization of titanium alloys by introducing trace alloying elements,and has become an alloy design strategy that can effectively improve the performance of titanium alloys.This paper explains the principle of microalloying technology,summarizes the classification of different alloying elements includingα-stabilizing elements,β-stabilizing elements(isomorphic,eutectoid),and neutral elements,discusses the specific effects of common microalloying elements on the microstructure and comprehensive properties of titanium alloys,and looks forward to the future development direction of microalloying technology,aiming to provide new research ideas and theoretical basis for innovative design and advanced manufacturing of titanium alloys.

关 键 词：钛合金 微合金化 组织细化 增强增韧 

分 类 号：TG146.23[一般工业技术—材料科学与工程]