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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