OBRABOTKAMETALLOV Vol. 26 No. 2 2024 technology Fig. 4. Mounted specimen for shot peening Ta b l e 1 Chemical composition of H13 FSW tool (% weight) Elements Cr Mo Si V C Ni Cu Mn P S % weight 4.75 1.10 0.80 0.80 0.32 0.3 0.25 0.2 0.03 0.03 Ta b l e 2 Chemical composition of AA7075 alloy (% weight) Elements % weight Elements % weight Elements % weight Elements % weight Si 0.069 Mn 0.006 Ni 0.012 Ti 0.028 Fe 0.204 Mg 2.33 Pb 0.012 Cr 0.195 Cu 1.64 Zn 5.28 Sn < 0.005 Al 90.22 a b Fig. 5. AA7075 plates showing abstraction of test specimens (a), Tensile test specimen (b) (All dimensions are in mm)
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