耐蚀镁合金设计新原理及方法  

New principles and methods for designing corrosion-resistant magnesium alloys

作　　者：闫姿霓 王静雅 杨耀[1] 曾小勤[1,2] YAN ZiNi;WANG JingYa;YANG Yao;ZENG XiaoQin(National Engineering Research Center of Light Alloy Net Forming,Shanghai Jiao Tong University,Shanghai 200240,China;State Key Laboratory of Metal Matrix Composites,Shanghai Jiao Tong University,Shanghai 200240,China)

机构地区：[1]上海交通大学轻合金精密成形国家研究中心,上海200240 [2]上海交通大学金属基复合材料国家重点实验室,上海200240

出　　处：《中国科学:技术科学》2025年第4期554-574,共21页Scientia Sinica(Technologica)

基　　金：国家自然科学基金(批准号:52425101,52127801)资助项目。

摘　　要：镁合金是最轻的结构材料,以其低密度、高比强度、优异的导热性、卓越的阻尼减震性能和电磁屏蔽能力以及良好的生物相容性而著称,是航空航天、汽车制造、能源动力、生物医疗和消费电子等领域的理想材料.镁合金的应用不仅能够提升能效、降低运行成本,还对减少温室气体排放和节约能源资源具有显著的积极影响,因此被誉为“21世纪的绿色工程材料”.本文介绍了镁合金的腐蚀原理及其影响因素,讨论了耐蚀镁合金的设计方法,并结合当下人工智能辅助材料设计的趋势探寻耐蚀镁合金新型设计范式,展望未来高强高塑耐蚀镁合金的发展前景.Magnesium alloys are the lightest structural materials,renowned for their low density,high specific strength,excellent thermal conductivity,superior damping and shock absorption properties,electromagnetic shielding capabilities,and good biocompatibility.These characteristics make them ideal for applications in diverse fields,including aerospace,automotive manufacturing,energy production,biomedical engineering,and consumer electronics.Beyond improving energy efficiency and lowering operating costs,the using magnesium alloys can considerably reduce greenhouse gas emissions and conserve energy resources,solidifying their status as“green engineering materials of the 21st century”.This study examines the principles of magnesium alloy corrosion and the factors influencing it,explores design strategies for corrosion-resistant magnesium alloys,and investigates emerging paradigms aligned with the growing trend of artificial intelligence-assisted material design.This study also highlights prospects for developing high-strength,high-ductility,and corrosion-resistant magnesium alloys.

关 键 词：镁合金 耐腐蚀 腐蚀膜层 机器学习 

分 类 号：TG146.22[一般工业技术—材料科学与工程]