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

.

Fig.10. Hardness distribution of 5A06 FPPW joint welded with the parameters used in Case 1(b)