Research Article
Effects of Single and Hybrid Steel Fiber Lengths and Fiber Contents on the Mechanical Properties of High-Strength Fiber-Reinforced Concrete
Table 6
Comparison of the test results and estimation from the regression analysis of the tensile strength
.
| Mixture | Batch | Number of specimens | Number of specimens successfully evaluated in the inverse analysis | Maximum load (kN) | Test result of the tensile strength (MPa) | Prediction of the tensile strength (MPa) |
| F10-S-L130 | 1 | 5 | 4 | 48.8 | 10.07 | 10.31 | 2 | 3 | 1 | 47.3 | 10.13 | 10.00 | 3 | 5 | 2 | 43.8 | 8.86 | 9.25 | 4 | 6 | 2 | 42.0 | 9.21 | 8.87 | Mean | | | 45.1 | 9.61 | 9.53 |
| F10-S-L195 | 1 | 4 | 3 | 46.6 | 9.65 | 9.84 | 2 | 4 | 3 | 31.7 | 6.12 | 6.69 | 3 | 4 | 2 | 30.2 | 6.22 | 6.39 | 4 | 4 | 2 | 28.7 | 6.31 | 6.05 | 5 | 3 | 2 | 32.6 | 7.07 | 6.88 | Mean | | | 34.0 | 7.21 | 7.18 |
| F10-H | 1 | 5 | 2 | 47.8 | 9.85 | 10.09 | Mean | | | 47.8 | 9.85 | 10.09 |
|
|