Table 7 Fracture load of anchor bars after corrosion under different conditions.
From: Performance evolution of prestressing anchor bars in corrosive environments experimental study
pH | Fracture load (kN) | |||||||
|---|---|---|---|---|---|---|---|---|
No prestressing | 24% stress level | 36% stress level | 48% stress level | |||||
Measured value | Average value | Measured value | Average value | Measured value | Average value | Measured value | Average value | |
5.0 | 11.7 | 11.5 | 11.0 | 10.7 | 10.8 | 10.8 | 10.7 | 10.5 |
11.5 | 10.6 | 11.2 | 10.6 | |||||
11.3 | 10.5 | 10.4 | 10.2 | |||||
7.0 | 12.2 | 11.9 | 12.0 | 11.9 | 12.5 | 12 | 12.2 | 11.9 |
11.8 | 11.8 | 11.7 | 11.6 | |||||
11.7 | 11.9 | 11.8 | 11.9 | |||||
9.0 | 11.9 | 11.8 | 11.8 | 11.7 | 12.1 | 11.7 | 11.7 | 11.4 |
11.8 | 11.7 | 11.6 | 11.2 | |||||
11.7 | 11.6 | 11.4 | 11.3 | |||||
