Table 4: Comparisons of the ductility coefficient between the experimental data and the computational results.

Specimen Displacement ductility coefficient Error
Test data Numerical results
H18D3 3.27 3.62 10.09%
H18W3 3.25 3.51 8.00%
H18D6 3.21 4.04 26.85%
H18W6 3.24 3.44 6.17%
H12D3 4.03 3.96 8.44%
F12D3 3.49 4.08 16.91%