Description Symbol I-90 (a) I-90 (b) I-94 (b) Gibeon Alum.
Strain coef. A (MPa) A 397 605 435 547 375
Strain coef. B (MPa) B 861 793 574 340 114
Strain exponent n 0.32 0.38 0.41 0.8 0.42
Strain constant C 0.017 0.017 0.025 0.017 0.002
Thermal softening m 0.72 0.70 0.70 0.55 1.70
Reference temperature (K) Tref 77 77 77 77 77