分析合金元素对TiAl合金晶体结构及组织性能的影响.采用高合金化(如高Nb,V,Cr,Mn等)引入高温β相,使TiAl合金具有较好的可成形性.添加少量C,B,RE等元素改善TiAl合金组织和性能.介绍热处理及热机械处理控制TiAl合金显微组织的方法.概述TiAl合金成形技术及应用,并分析TiAl合金的发展趋势.
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