| 试件编号 | 特征点 | BC-1 | BC-2 | BC-3 | BC-4 |
| 正向加载 | △y/mm | 8.33 | 8.88 | 10 | 10.08 |
| △u/mm | 52.5 | 52.1 | 54.44 | 55.4 | |
| 反向加载 | △y/mm | −9.02 | −8.85 | −10.08 | −10.24 |
| △u/mm | −50.9 | −52.4 | −55.74 | −54.32 | |
| 平均位移延性系数 |
| 5.96 | 5.89 | 5.49 | 5.40 |