Figure 4

The obtained HSGPR-based flow stress model, GPR-based flow stress model and JC model with respect to the temperatures at the plastic strains of 0.02 and 0.04. (a) HSGPR model at the plastic strains of 0.02, (b) HSGPR model at the plastic strains of 0.04, (c) GPR model at the plastic strains of 0.02, (d) GPR model at the plastic strains of 0.04, (e) JC model at the plastic strains of 0.02, (f) JC model at the plastic strains of 0.04.