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Investigation of weld defects in friction-stir welding and fusion welding of aluminium alloys

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Figure

Table 1 Advantages of friction-stir welding (FSW) over traditional processes
Fig. 1 Schematics of the friction-stir welding process (Mishra andMa 2005)
Fig. 4 (a) and (b) presents the microstructure of the crack-like root defect (Bo et al
Fig. 5 Relation between metal reflectivity and wavelength (Duley 1998)
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