Research Article
Experimental Study on Cumulative Damage Behavior of Steel-Reinforced Concrete Columns
Table 4
P3/P1 and P10/P1 of specimens with different displacement angles.
| Specimen | Displacement angle (%) | P3/P1 | P10/P1 |
| SRC1 | 1.0 | 0.984 | 0.984 | 1.5 | 0.973 | 0.940 | 2.0 | 0.940 | 0.877 | 2.5 | 0.941 | 0.786 |
| SRC2 | 1.0 | 0.964 | 0.950 | 1.5 | 0.967 | 0.945 | 2.0 | 0.965 | 0.924 | 2.5 | 0.962 | 0.885 | 3.0 | 0.944 | — |
| SRC3 | 1.0 | 0.967 | 0.964 | 1.5 | 0.971 | 0.951 | 2.0 | 0.981 | 0.973 | 2.5 | 0.984 | 0.936 | 3.0 | 0.973 | 0.703 |
| SRC4 | 1.0 | 0.989 | 0.976 | 1.5 | 0.985 | 0.963 | 2.0 | 0.983 | 0.937 | 2.5 | 0.974 | 0.739 |
| SRC5 | 1.0 | 0.989 | 0.997 | 1.5 | 0.990 | 0.991 | 2.0 | 0.977 | 0.956 | 2.5 | 0.968 | 0.907 | 3.0 | — | — |
| SRC6 | 1.0 | 0.993 | 0.993 | 1.5 | 0.986 | 0.984 | 2.0 | 0.973 | 0.952 | 2.5 | 0.949 | 0.847 | 3.0 | — | — |
| SRC1-2 | 1.0 | 0.972 | — | 1.5 | 0.965 | — | 2.0 | 0.950 | — | 2.5 | 0.942 | — | 3.0 | 0.935 | — |
| SRC4-2 | 1.0 | 0.980 | — | 1.5 | 0.964 | — | 2.0 | 0.954 | — | 2.5 | 0.951 | — | 3.0 | 0.962 | — |
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Note. Specimen SRC3 is cycled for 8 times at the displacement angle of 3%, and in the table 0.703 = P8/P1.
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