赵立哲,宫文彪,张航,宫明月,崔恒

• 1:长春工业大学教育部先进结构材料重点实验室
• 2:长春轨道客车股份有限公司

摘要(Abstract)：

对?22 mm的1060铝合金与?20 mm的304不锈钢进行摩擦焊接,采用扫描电镜(SEM)、X射线衍射仪(XRD)分析了其焊接界面处的组织结构,用材料试验机和显微硬度仪测试了焊接接头的力学性能。结果表明,采用摩擦焊接可实现1060铝与304不锈钢的有效连接,焊后工件形成摩擦焊特有的飞边结构,焊缝致密无缺陷,接头拉伸强度接近甚至超过铝母材;界面的结合形式为机械结合+冶金结合,发现有Fe_2Al_5、FeAl_(3 )和Fe_4Al_(13)等金属间化合物的产生;界面处的显微硬度值最大为437 HV,高于钢侧母材金属。

关键词(KeyWords)： 1060铝合金;304不锈钢;异种金属摩擦焊;组织;性能

Abstract:

Keywords:

基金项目(Foundation): 吉林省发改委产业技术研究与开发专项(2019C046-7)

作者(Author): 赵立哲,宫文彪,张航,宫明月,崔恒

DOI: 10.13289/j.issn.1009-6264.2019-0091

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