Microstructure and low cycle fatigue of a Ti2AlNb-based lightweight alloy

Yinling Zhang, Aihan Feng, Shoujiang Qu, Jun Shen, Daolun Chen

Table 1 Tensile properties of as-cast Ti2AlNb-based alloy obtained at different strain rates at room temperature.

Strain rate, s-1 σy, MPa σUTS, MPa Elongation, % Hc 1 × 10-2 837 966 1.5 0.15 1 × 10-3 828 960 1.7 0.16 1 × 10-4 876 971 1.5 0.11 1 × 10-5 765 925 1.8 0.21