| No. | Ultimate Load | Diameter | Area | Height | Weight | Density | Ultimate Stress | Strain | E (GPa) |
|---|---|---|---|---|---|---|---|---|---|
| P (ton) | D (cm) | A (cm2) | H (cm) | w (kg) | ρ (kg/m3) | f'c (MPa) | ɛ | ||
| 1 | 16.60 | 7.16 | 40.27 | 14.31 | 1.29 | 2242 | 41.22 | 0.0087 | 30.20 |
| 2 | 16.35 | 7.22 | 40.94 | 14.39 | 1.27 | 2164 | 39.93 | 0.0054 | 29.70 |
| 3 | 13.76 | 7.11 | 39.74 | 14.37 | 1.27 | 2222 | 34.63 | 0.0079 | 27.70 |
| 4 | 15.26 | 7.00 | 38.54 | 14.25 | 1.29 | 2345 | 39.60 | 0.0051 | 29.60 |
| 5 | 15.40 | 6.89 | 37.28 | 14.44 | 1.30 | 2414 | 41.30 | 0.0069 | 30.20 |
| 6 | 16.97 | 7.05 | 38.98 | 14.57 | 1.30 | 2298 | 43.53 | 0.0078 | 31.00 |
| Avg. | 15.72 | 7.07 | 39.29 | 14.39 | 1.29 | 2281 | 40.04 | - | 29.70 |