Heat Index Based Optimisation of Primary Process Parameters in Friction Stir Welding on Light Weight Materials

<div>Joint efficiency and lowest hardness value. (a) <i>R</i><sub>shoulder</sub> = 7.5 mm; (b) <i>R</i><sub>shoulder</sub> = 9 mm; (c) <i>R</i><sub>shoulder</sub> = 10.5 mm; (d) <i>R</i><sub>shoulder</sub> = 12 mm.</div>

Advances in Materials Science and Engineering

fig6

Figure 6

Figure 6: Heat Index Based Optimisation of Primary Process Parameters in Friction Stir Welding on Light Weight Materials 