Al-Si-Mg系铸造合金应用现状与高强韧制备研究进展  

Application Status and Advances of High Strength and Toughness Fabrication of Al-Si-Mg Cast Alloys

作　　者：胡惠翔 樊振中 罗婷瑞 张喆 田艳中 HU Hui-xiang;FAN Zhen-zhong;LUO Ting-rui;ZHANG Zhe;TIAN Yan-zhong(School of Materials Science and Engineering,Northeastern University,Shenyang 110819,Liaoning,China;Beijing Institute of Aeronautical Materials,Beijing 100095,China;Beijing Advanced Engineering Technology and Application Research Center of Aluminum Materials,Beijing 100095,China;School of Chemical Engineering and Technology,Tianjin University,Tianjin 300350,China)

机构地区：[1]东北大学材料科学与工程学院,辽宁沈阳110819 [2]中国航发北京航空材料研究院,北京100095 [3]北京市先进铝合金材料及应用工程技术研究中心,北京100095 [4]天津大学化工学院,天津300350

出　　处：《铸造》2023年第10期1227-1234,共8页Foundry

摘　　要：概述了Al-Si-Mg系铸造合金的应用现状与高强韧制备研究进展,系统总结了Al-Si-Mg系铸造合金晶粒细化、硅相变质、精密热处理、成分设计与成形-成性工艺装备的研究进展,归纳了各制备工艺对材料微观组织与力学性能的影响,总结了Al-Si-Mg系铸造合金高强韧制备的力学性能成果。最后,对其材料成分设计、凝固组织细晶化制备、计算机辅助工程开发与高强韧精密热处理工艺发展进行了技术展望。This paper summarized the current status of Al-Si-Mg casting alloys and research progress on high toughness preparation,as well as grain refinement,silicon phase densification,precision heat treatment,composition design,and equipment for forming-property acquiring processes,summarized the effcts of preparation processes on the microstructure and mechanical properties of the casting alloys and provided a summary of their mechanical properties.Mechanical properties of Al-Si-Mg casting alloy were discussed.Finally,the technical outlook on material composition design,casting of fine-grained specimen,computer-aided engineering development and high toughness precision heat treatment process development were presented.

关 键 词：Al-Si-Mg系铸造合金 应用现状 微观组织 力学性能 晶粒细化 硅相变质 高强韧 

分 类 号：TG146.21[一般工业技术—材料科学与工程]