合金元素及热处理工艺对5×××系铝合金性能的影响  

Effects of Alloying Elements and Heat Treatment Process on Properties of 5×××Series Aluminum Alloy

作　　者：宋美学 董瑞峰[1] 徐天元 Song Mei-xue;Dong Rui-feng;Xu Tian-yuan(School of Materials Science and Engineering,Inner Mongolia University of Technology,Hohhot 010051,Inner Mongolia Autonomous Region,China)

机构地区：[1]内蒙古工业大学材料科学与工程学院,内蒙古呼和浩特010051

出　　处：《包钢科技》2024年第3期45-52,共8页Science & Technology of Baotou Steel

基　　金：国家自然科学基金项目(52161015)。

摘　　要：5×××系铝合金属于Al-Mg合金系,Mg为该合金的主要元素,是一种变形铝合金。5×××系铝合金具有较好的耐腐蚀性能,常作为防锈铝合金,被广泛应用于海洋工程建造领域。5×××系铝合金还具有质量轻、强度高等优点,在汽车零件制造及船舶结构制作等领域也广泛应用。文章总结了近年来合金元素及热处理工艺对5×××系铝合金综合性能影响的研究进展,重点分析了稀土元素对5×××系铝合金组织性能的影响,为后续研发具有更高综合力学性能的5×××系铝合金提供理论指导。The 5×××series aluminum alloy belongs to Al-Mg alloy system and Mg is its main element,which is a type of wrought aluminum alloy.The 5×××series aluminum alloy is with better corrosion resistance and is often as rust-proof aluminum alloy,which is widely used in the field of off-shore building.It is also with such advantages as light weight and high strength as well as is also widely used in the fields of automobile parts manufacturing and ship structure making.In this paper,the research progress for the effects of alloying elements and heat treatment process on comprehensive properties of 5×××series aluminum alloy in recent years is summarized as well as the effects of rare earth elements on microstructure and properties of 5×××series aluminum alloy are mainly analyzed,which provide the theoretical guidance for subsequent research and development of 5×××series aluminum alloy with higher comprehensive mechanical properties.

关 键 词：5×××系铝合金 化学成分 稀土元素 热处理工艺 

分 类 号：TG146.2[一般工业技术—材料科学与工程]