Improving the Weld Formation and Mechanical Properties of the AA-5A06 Friction Pull Plug Welds by Axial Force Control
Jinyong Gao1, Lijun Yang1, Lei Cui1(), Peng Lu1, Jun Yang2, Yanjun Gao2

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Fig.8. Second-phase particles in different regions of the joint: a PM, b RZ, c bonding interface, d TMAZ, e HAZ, f BM, g EDS of particles near the bonding interface, h EDS results of particle a, i EDS results of particle b