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Table 2 Extrapolated elastic stiffness constants (in GPa) of γ and r phases at 1050 °C

From: Reviewing the class of Al-rich Ti-Al alloys: modeling high temperature plastic anisotropy and asymmetry

Phase C11 C12 C23 C33 C44 C66
γ-TiAl 150 76 76 153 82 64
r-TiAl2 162 73 60 182 60 80