从合金成分设计、合金的微观组织演变及热处理工艺对合金性能的影响等方面,系统阐述近年来国内外对Al-Cu-Mg-Ag系新型耐热铝合金的研究及其进展情况.与第二代超音速飞机的其他备选材料相比,Al-Cu-Mg-Ag系合金具有较好的耐热性能和成本优势,代表了中强耐热铝合金的发展方向.
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