一体化压铸免热处理铝合金研究进展  

Research Status and Development Trends of Heat-free Aluminum Alloy by Integrated Die Casting

作　　者：黄华 但昭学 朱宇 林韵 闫锋 黄志垣 万里 HUANG Hua;DAN Zhaoxue;ZHU Yu;LIN Yun;YAN Feng;HUANG Zhiyuan;WAN Li(Guangdong Hongtu Technology Co.,Ltd.,Zhaoqing 526100;Guangdong Hongtu Automotive Parts Co.,Ltd.,Guangzhou 510700)

机构地区：[1]广东鸿图科技股份有限公司,肇庆526100 [2]广东鸿图汽车零部件有限公司,广州510700

出　　处：《特种铸造及有色合金》2024年第8期1054-1061,共8页Special Casting & Nonferrous Alloys

基　　金：广东省重点领域研发计划资助项目(2022B0909070001)。

摘　　要：全面分析了国内外高强韧铝合金材料的成分特性,系统梳理了免热处理铝合金的分类,并深入探讨了典型的AlSi7、AlSi9系免热处理材料在铸态下的力学性能特点。详细分析了免热处理材料的硬度、折弯角、短期热稳定性等关键力学性能,总结了当前免热处理合金在大型结构件中的实际应用情况。结合当前技术发展趋势,对高强韧压铸铝合金的发展进行了展望。The composition characteristics of aluminum alloy with high strength and toughness at home and abroad were comprehensively analyzed,and the classification of heat-free aluminum alloy was systematically clarified.The mechanical properties of typical AlSi7 and AlSi9 series heat-free materials in as-cast state were deeply explored,and key properties such as hardness,bending angle,and short-term thermal stability were analyzed.The actual application of heat-free alloys in large structural components was summarized.The future development direction of die cast alumi⁃num alloy with high strength and toughness was prospected based on current technological development trends.

关 键 词：免热处理铝合金 一体化压铸 高强韧 力学性能 

分 类 号：G353.11[文化科学—情报学] TG249.2[金属学及工艺—铸造] TG146.21[一般工业技术—材料科学与工程]