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Table 1 Optimised parameter values for the viscoplastic constitutive model

From: Fatigue crack growth in a nickel-based superalloy at elevated temperature - experimental studies, viscoplasticity modelling and XFEM predictions

Parameters Optimised values
E (GPa) 178.773
b 6.37
Q (MPa) 171.49
a 1 (MPa) 272.45
C 1 2123.61
a 2 (MPa) 306.78
C 2 2587.69
Z 2018.32
n 5.17
k (MPa) 126.23
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