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Table 1 Identified parameters: specimen 2

From: Enhanced features of a constitutive equation gap identification method for heterogeneous elastoplastic behaviours

Parameters Reference values Z1 Z2 Z3 Z4
E (GPa) 210 209.80 210.05 210.12 209.86
Relative difference (%)   0.09 0.02 0.05 0.06
v 0.3 0.2998 0.3002 0.3001 0.2998
Relative difference (%)   0.06 0.06 0.03 0.06
k (GPa) 1 1.032 0.998 1.015 0.997
Relative difference (%)   3.20 0.20 1.5 0.30
\(\sigma _{0}\) (MPa) 300 298.49 299.51 299.38 299.60
Relative difference (%)   0.50 0.16 0.20 0.13