| Specimen | Reinforcement configuration | Size of section (mm×mm) |
Concrete fc (Mpa) | Longitudinal reinforcement | Transverse reinforcement | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Diameter (mm) |
Total area (mm2) |
Yield strength fy (Mpa) |
Diameter (mm) |
Spacing (mm) |
Volumetric ratio ρsv | Yield strength fyh (Mpa) |
||||
| 2A1-1 | A | 300×300 | 37.5 | 15.9 | 1600 | 271.6 | 4.8 | 57 | 0.8% | 400 |
| 4A1-13 | A | 300×300 | 31.2 | 22.2 | 3097 | 438.5 | 4.8 | 57 | 0.8% | 400 |
| 4A3-7 | A | 300×300 | 40.9 | 22.2 | 3097 | 384.7 | 7.9 | 76 | 1.66% | 400 |
| 4A4-8 | A | 300×300 | 40.8 | 22.2 | 3097 | 384.7 | 4.8 | 28 | 1.59% | 400 |
| Unit6 (Scott et al. [3]) |
A | 450×450 | 25.3 | 24 | 3619 | 394 | 10 | 72 | 1.74% | 309 |
| A1 (Moehle and Cavanagh [4]) | A | 305×305 | 33.8 | 19.1 | 2280 | 490 | 6.4 | 38 | 2.07% | 440 |
| 2A5-14 | A | 300×300 | 31.5 | 15.9 | 1600 | 403 | 9.5 | 76 | 2.39% | 400 |
| 2A6-15 | A | 300×300 | 31.7 | 15.9 | 1600 | 403 | 6.4 | 35 | 2.32% | 400 |
| A1 (Qian et al. [7]) |
B | 350×350 | 26.1 | 12 | 1356 | 401 | 8 | 90 | 1.48% | 309 |
| 4B3-19 | B | 300×300 | 33.4 | 19.1 | 3406 | 391.6 | 7.9 | 102 | 1.8% | 400 |
| 4B4-20 | B | 300×300 | 34.7 | 19.1 | 3406 | 391.6 | 4.8 | 38 | 1.7% | 400 |
| 4B6-21 | B | 300×300 | 35.5 | 19.1 | 3406 | 391.6 | 6.4 | 48 | 2.4% | 400 |
| Unit2 (Scott et al. [3]) |
C | 450×450 | 25.3 | 20 | 3768 | 434 | 10 | 72 | 1.82% | 309 |
| 4D3-22 | C | 300×300 | 35.5 | 19.1 | 3406 | 391.6 | 7.9 | 82 | 1.6% | 400 |
| 4D4-23 | C | 300×300 | 35.9 | 19.1 | 3406 | 391.6 | 4.8 | 29 | 1.7% | 400 |
| 4D6-24 | C | 300×300 | 35.9 | 19.1 | 3406 | 391.6 | 6.4 | 38 | 2.3% | 400 |