在ER5356铝合金焊丝中添加了微量的Sc、Zr和Er,制备出微合金化ER5356铝合金焊丝.使用微合金化焊丝焊接4 mm厚的5182铝合金板材,焊接采用手工钨极惰性气体保护焊.利用金相显微镜,X射线衍射以及透射电镜研究了微量的Sc、Zr和Er对5182铝合金焊缝处显微组织的影响.结果表明,在ER5356铝合金焊丝中添加的Sc、Zr和Er可以有效改善5182铝合金板材焊后焊缝处的显微组织,显著细化组织晶粒.其中,ER5356铝合金焊丝中单独添加0.3％ Sc焊后效果最佳.
参考文献
| [1] | Lundin R.;Wilson J.R. .Rare Earth Metals[J].Advanced Materials & Processes,2000(1):52-55. |
| [2] | 季小兰,邢泽丙,聂祚仁,邹景霞,左铁庸.铒对Al-4.5Mg-0.7Mn合金组织与性能的影响[J].稀有金属,2006(04):462-465. |
| [3] | 何立子,李谢华,王向杰,张海涛,崔建忠.低频电磁铸造5083（Er）铝合金的组织性能[J].材料热处理学报,2010(08):97-102,108. |
| [4] | 李绍禄,潘青林,陈显明.Sc和Ti复合微合金化对Al-Mg合金对AL-MG合金组织与性能的影响[J].兵器材料科学与工程,2003(01):11-15. |
| [5] | Norman AF.;Hyde K.;Costello F.;Thompson S.;Birley S.;Prangnell PB. .Examination of the effect of Sc on 2000 and 7000 series aluminium alloy castings: for improvements in fusion welding[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2003(1/2):188-198. |
| [6] | 王生,李周,尹志民,周古昕,成建国.钪锆微合金化焊丝焊接头的组织与性能[J].兵器材料科学与工程,2005(03):26-29. |
| [7] | 赵志浩,徐振,王高松.ER5356焊丝中Sc、Zr、Er对7A52铝合金焊接性能的影响[J].材料研究学报,2013(03):287-291. |
| [8] | 季小兰,邢泽丙,聂祚仁,邹景霞,左铁庸.铒对Al-4.5Mg-0.7Mn合金组织与性能的影响[J].稀有金属,2006(04):462-465. |
| [9] | S.P. Wen;K.Y. Gao;Y. Li .Synergetic effect of Er and Zr on the precipitation hardening of Al-Er-Zr alloy[J].Scripta materialia,2011(7):592-595. |
| [10] | S.P.Wen;Z.B. Xing;H. Huang;B.L. Li;W.Wang;Z.R. Nie .The effect of erbium on the microstructure and mechanical properties of Al–Mg–Mn–Zr alloy[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2009(1/2):42-49. |
| [11] | 聂祚仁,金头男,邹景霞,付静波,杨军军,左铁镛.Development on research of advanced rare-earth aluminum alloy[J].中国有色金属学会会刊(英文版),2003(03):509-514. |
| [12] | Wu, ZG;Song, M;He, YH .Effects of Er on the microstructure and mechanical properties of an as-extruded Al-Mg alloy[J].Materials Science and Engineering. A, Structural Materials: Properties, Microstructure and Processing,2009(1/2):183-187. |
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