Table 1: Variation of fracture shear stress with fracture shear strain as a function of strain rate and temperature.

TemperatureShear strain rate (s−1)Fracture strain ( )

−100°C9000.24
19000.25
26000.27

25°C9000.29
19000.31
26000.35

300°C9000.32
19000.36
26000.38