Microstructure and mechanical performanc
β
Wei Liu; Runjiao Wang; Junlei Han; Xiangyang Xu; Qiang Li
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Article
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2010
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Elsevier Science
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English
β 737 KB
The microstructure, fracture and fatigue behavior of spot welds were characterized. The results showed that the improper welding parameters easily caused folding interface in HAZ between welded-sheets. Overload failure modes were interfacial fractures even if nugget diameters satisfied d > 5 β t. Th