镁合金预变形时效处理工艺的研究现状

doi:10.13251/j.issn.0254-6051.2023.04.015

摘要/Abstract

摘要： 分析了预变形工艺对镁合金孪生行为的影响,论述了不同类型的镁合金在预变形时效处理工艺下的析出行为,阐明了该工艺下镁合金力学性能的变化规律及强化机制,并提出了通过变形工艺可以调控镁合金的析出行为,使镁合金的晶内组织向着有利于提升力学性能的结构发展,最后对预变形时效处理工艺未来的研究方向进行了展望。

关键词: 镁合金, 预变形, 孪晶, 析出相, 力学性能

Abstract: Influence of pre-deformation process on twinning behavior of magnesium alloys was analyzed, the precipitation behavior of different types of magnesium alloys under pre-deformation and aging treatment was discussed, and the change law and strengthening mechanism of mechanical properties of the magnesium alloys under this process was elucidated, and the precipitation behavior of magnesium alloys could be regulated through pre-deformation process was put forward, so that the intragranular structure of the magnesium alloys could develop towards a structure conducive to improving mechanical properties. Finally, the future research direction of pre-deformation and aging treatment process was prospected.

Key words: magnesium alloy, pre-deformation, twins, precipitates, mechanical properties

中图分类号:

TG166.4

留灵锴, 张静, 伊军英, 杨维姝, 肖浩, 孟雪. 镁合金预变形时效处理工艺的研究现状[J]. 金属热处理, 2023, 48(4): 89-96.

Liu Lingkai, Zhang Jing, Yi Junying, Yang Weishu, Xiao Hao, Meng Xue. Research status of pre-deformation and aging treatment of magnesium alloys[J]. Heat Treatment of Metals, 2023, 48(4): 89-96.

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