添加Cr元素对快速凝固Al-Ti-Fe基合金显微组织和显微硬度的影响

1.上海交通大学,上海,200030

2.合肥工业大学,安徽,合肥,230009

3.合肥工业大学,安徽,合肥,230009

4.上海交通大学,上海,200030

基金项目: 安徽省自然科学基金(2000j11723) 国家自然科学基金(50071032)

Influence of Cr Element Addition on Microstructure and Microhardness of Rapidly Solidified Al-Ti-Fe Alloy

采用单辊旋铸技术制备Al-2.5Ti-2.5Fe 和Al-2.5Ti-2.5Fe-2.5Cr合金薄带,利用X射线衍射、EDS、透射电镜和高分辨电镜来分析该两种合金的急冷态和退火态显微组织,研究了Cr对快速凝固Al-2.5Ti-2.5Fe合金显微组织和显微硬度的影响.

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