快速凝固耐热铝合金的研究进展
Research Development of Rapid-solidified Heat Resistant Aluminum Alloys
米国发， 董翠粉
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作者单位：河南理工大学 材料科学与工程学院，河南 焦作 454000
中文关键字：快速凝固； 耐热铝合金； 制备工艺； 组分选择
英文关键字：rapid solidification; heat resistant aluminum alloy; preparation methods; compositional selecting
中文摘要：采用快速凝固技术制备的耐热铝合金具有优良的高温力学性能和热稳定性，被广泛地应用于航空、航天等工业领域。回顾了耐热铝合金的发展，综述了其耐热机理、组分选择原则、制备工艺及应用。提出这一研究领域中存在的问题，并对其发展方向做了展望。
英文摘要：Heat resistant aluminum alloys can be made by rapid solidification. These alloys are used in the aircraft industry widely because of their superior mechanical performance and thermal stability in elevated temperature. The development of rapid-solidified heat resistant aluminum alloys are reviewed, and the heat resistant mechanism, principle of compositional selecting, preparation methods and application are analyzed．The existing problems in this research field and future development of these alloys are also stated.