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综述了美苏等国为适应现代航空工业发展的需要，不断开发新型高纯高韧性飞机结构用铝合金．介绍了一系列高纯高韧性Ａｌ－Ｃｕ－Ｍｇ系合金和Ａｌ－Ｚｎ－Ｍｇ－Ｃｕ系合金的成分和特性．以供我国开展航空工业用新型铝合金的开发和生产工作中参考．
This paper reviews the needs of the United States and the Soviet Union and other countries in order to meet the needs of the development of the modern aviation industry and constantly develop new high purity and toughness aluminum alloy for aircraft structures. The composition and properties of a series of Al-Cu-Mg alloys and Al-Zn-Mg-Cu alloys with high purity and toughness were introduced. For our country to carry out the aviation industry with a new type of aluminum alloy development and production work reference.