文件名称：Expulsion characterization in resistance spot welding by means of a hardness mapping technique (2014年)
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更新时间：2024-05-31 02:13:51
工程技术 论文
Expulsion is an undesired event during resistance spot welding because the weld quality deteriorates.It is the ejection of molten metal from the weld nugget which usually occurs due to applying a high current for a short welding time.Expulsion has a signi