利用原位自生技术向Al8.5Fe1.4V1.7Si耐热铝合金中添加一定数量的TiC颗粒,利用金相、X-射线以及透射电镜等手段,分析了材料的组织结构特点,研究了原位TiC粒子对材料的组织结构的影响规律,并测试了材料的力学性能.研究结果表明:原位TiC粒子可以有效地抑制合金中粗大相的产生,促进球状Al12(Fe,V)3Si相的形成;通过添加原位TiC粒子,可以将材料的力学性能提高10%左右,而材料塑性变化不大.
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