电磁场双辊铸轧7075铝合金的成分均匀化演变（英文）
发布时间：2021-11-02 08:59
在利用双辊连铸机生产7075铝合金中,会发现许多微观缺陷,如粗大完整的枝晶和严重偏析等。利用金相和SEM测定了7075板坯组织形貌和相成分,并通过与传统生产方式的对比,研究在铸轧工艺中施加0.13 T大小的电磁场对溶质成分分布的差异。就板材显微组织大量细化和偏析带缩小而言,最有效的方式是386 A,50 Hz工频电流下交变振荡电磁场铸轧工艺。另外,晶界处存在大量t（AlZnMgCu）相,并按照直流磁场、半波振荡磁场和交变振荡磁场顺序逐渐均匀细化。并且在振荡电磁场下网状沉淀相完全消失。
【文章来源】：稀有金属材料与工程. 2015,44(03)北大核心EISCICSCD
【文章页数】：6 页
【文章目录】：
1 Experiment
2 Results
2.1 Optical micro morphology
2.2 Precipitate phase analysis
3 Discussion
3.1 Influence of electromagnetic field on microstructure
3.2 Effect of precipitates on mechanical performance
4 Conclusions
【参考文献】：
期刊论文
[1]DEFORMATION BEHAVIOR OF AA6063 ALUMINIUM ALLOY AFTER REMOVING FRICTION EFFECT UNDER HOT WORKING CONDITIONS[J]. Z.Y. Chen1), S.Q. Xu2) and X.H. Dong1) 1) National Die & Mold CAD Engineering Research Center, Shanghai Jiaotong University, Shanghai 200030, China 2) College of Materials Science and Engineering, Taiyuan University of Technology, Taiyuan 030024, China. Acta Metallurgica Sinica（English Letters）. 2008(06)
本文编号：3471737
【文章来源】：稀有金属材料与工程. 2015,44(03)北大核心EISCICSCD
【文章页数】：6 页
【文章目录】：
1 Experiment
2 Results
2.1 Optical micro morphology
2.2 Precipitate phase analysis
3 Discussion
3.1 Influence of electromagnetic field on microstructure
3.2 Effect of precipitates on mechanical performance
4 Conclusions
【参考文献】：
期刊论文
[1]DEFORMATION BEHAVIOR OF AA6063 ALUMINIUM ALLOY AFTER REMOVING FRICTION EFFECT UNDER HOT WORKING CONDITIONS[J]. Z.Y. Chen1), S.Q. Xu2) and X.H. Dong1) 1) National Die & Mold CAD Engineering Research Center, Shanghai Jiaotong University, Shanghai 200030, China 2) College of Materials Science and Engineering, Taiyuan University of Technology, Taiyuan 030024, China. Acta Metallurgica Sinica（English Letters）. 2008(06)
本文编号：3471737
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