Effect of upsetting force on microstructure of welds in resistance spot welding of 400 MPa ultra-f

来源 :中国焊接：英文版 | 被引量 : 0次 | 上传用户：ljl640211

【摘要】

：

The ultra-fine grain(UFG) steel is welded by using resistance spot welding technique with or without requirement of upsetting force.Metallographic inspection sh

【作者】

：

邓黎鹏柯黎明刘金合冀春涛

【机构】

：

SchoolofAeronauticalManufacturingandEngineering,SchoolofMaterialScienceandEngineering

【出处】

：

中国焊接：英文版

【发表日期】

：

2016年2期

【关键词】

：

焊接过程电阻点焊焊缝组织细化晶粒钢金相检验收缩缺陷焊接接头 ultra-fine grain steel resistance spot wel

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The ultra-fine grain(UFG) steel is welded by using resistance spot welding technique with or without requirement of upsetting force.Metallographic inspection shows that the grain size of weld nugget is larger than that of the base metal and the microstruc

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Effect of upsetting force on microstructure of welds in resistance spot welding of 400 MPa ultra-f

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