Designation

Anisotropic Boyce’s model parameters

E_c (500/250) (MPa)

Ratio of determination

K_a (MPa)

G_a (MPa)

n

γ

Ratio of correlation

${\epsilon }_v^{\ast }$

${\epsilon }_q^{\ast }$

SINDIA Wop = 9.66%

Sin/11.7/95.71

29.310

109.418

0.464

0.847

0.789

234

0.967

0.951

Sin/12.10/95.75

36.370

66.859

0.475

0.512

0.795

162

0.993

0.941

Sin/9.90/95.80

33.599

93.986

0.382

0.538

0.776

203

0.988

0.926

Sin/9.10/94.94

37.741

86.618

0.429

0.411

0.807

179

0.987

0.951

Sin/7.59/95.94

30.124

92.581

0.372

0.414

0.837

170

0.992

0.962

BADNOGO Wop = 9.7%

Bad/11.43/95.48

106.04

91.73

0.84

0.67

0.694

241

0.91

0.98

Bad/10.04/95.58

42.283

61.174

0.498

0.552

0.806

165

0.968

0.972

Bad/7.57/95.32

11.617

52.917

0.187

0.332

0.836

74

0.987

0.964

Bad/9.36/100.06

17.710

94.381

0.135

0.709

0.715

190

0.973

0.885

DEDOUGOU Wop = 8.05%

Ded/9.93/95.42

31.935

80.950

0.312

0.606

0.838

202

0.978

0.977

Ded/8.16/95.39

10.416

64.257

0.141

0.342

0.841

76

0.983

0.970

Ded/6.23/95.52

6.564

62.371

0.091

0.275

0.822

49

0.986

0.956

LAM-LAM Wop = 11.8%

Lam/14.56/95.21

22.085

61.548

0.454

0.400

0.659

114

0.918

0.852

Lam/12.43/98.92

61.327

73.131

0.642

0.602

0.865

198

0.996

0.978

Lam/13.92/96.51

59.619

66.749

0.699

0.640

0.835

180

0.991

0.973

Lam/10.15/96.04

73.065

106.946

0.808

0.550

0.815

240

0.940

0.992