Research Article
Influence of Water Pressure on the Mechanical Properties of Concrete after Freeze-Thaw Attack under Dynamic Triaxial Compression State
Table 3
Average ultimate strength of concrete under biaxial compression loading (MPa).
| Water pressure | Strain rate | 1 × 10−5·s−1 | ±δ | 1 × 10−4·s−1 | ±δ | 2 × 10−4·s−1 | ±δ | 5 × 10−4·s−1 | ±δ | 1 × 10−3·s−1 | ±δ |
| 0 | 20.98 | 0.09 | 24.43 | 0.02 | 26.01 | 0.08 | 27.55 | 0.10 | 29.22 | 0.16 | 5 | 59.42 | 0.10 | 61.27 | 0.13 | 62.83 | 0.06 | 65.03 | 0.11 | 66.57 | 0.11 | 10 | 69.64 | 0.06 | 71.53 | 0.11 | 73.26 | 0.14 | 75.09 | 0.13 | 76.59 | 0.20 |
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