Table 4 Comparison between the results from the experimental test and the theoretical calculation.
Type of load | Monotonic load | Cyclic load | ||||
|---|---|---|---|---|---|---|
Specimen | P1 | C1 | P2 | C2 | ||
Load direction | Positive (+) | Positive (+) | Positive (+) | Negative (−) | Positive (+) | Negative (−) |
Experimental yield moment Mye = Fy*1.45 (kN m) | 3408 | 3190 | 2.687 | − 2150 | 3070 | − 2343 |
Theoretical yield moment Myt (kN m) | 3320 | 3412 | 3300 | − 2667 | 3430 | − 2724 |
Error \(\frac{{M}_{\mathrm{ye}}-{M}_{\mathrm{yt}}}{{M}_{\mathrm{ye}}}\) | 2.57% | − 6.96% | − 22.82% | − 24.03% | − 11.74% | − 16.25% |
Experimental ultimate moment Mue = Fu*1.45 (kN m) | 4138 | 3812 | 3254 | − 2664 | 3853 | − 2345 |
Theoretical ultimate moment Mut (kN m) | 3.862 | 3.957 | 3.867 | − 2.901 | 3.947 | − 2.947 |
Error \(\frac{{M}_{\mathrm{ue}}-{M}_{\mathrm{ut}}}{{M}_{\mathrm{ue}}}\) | 6.68% | − 3.80% | − 18.85% | − 8.91% | − 2.45% | − 25.69% |