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A simultaneous improvement of both strength and ductility by Sn addition in as-extruded Mg-6Al-4Zn alloy
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Xiao-Yuan Wang, Yu-Fei Wang, Cheng Wang, Shun Xu, Jian Rong, Zhi-Zheng Yang, Jin-Guo Wang, Hui-Yuan Wang
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Table 2 Tensile properties of as-extruded AZ64-xSn alloys with different Sn contents tested along extrusion direction at RT.
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| Nominal composition | Yield strength σ0.2 (MPa) | Ultimate tensile strength σb (MPa) | Elongation ε (%) | Fracture strain εb (%) | | AZ64 | $163_{-1}^{+2}$ | $283_{-2}^{+3}$ | $11.9_{-0.2}^{+0.8}$ | $12.1_{-0.2}^{+0.8}$ | | AZT641 | $171_{-6}^{+5}$ | $328_{-7}^{+6}$ | $14.8_{-1.7}^{+1.4}$ | $16.3_{-1.7}^{+1.4}$ | | AZT642 | $197_{-1}^{+2}$ | $349_{-2}^{+3}$ | $17.8_{-0.4}^{+0.9}$ | $17.9_{-1.2}^{+1.9}$ | | AZT643 | $207_{-3}^{+3}$ | $366_{-1}^{+2}$ | $19.1_{-0.6}^{+0.9}$ | $20.3_{-0.6}^{+0.9}$ |
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