Table 7 Summary of test results and failure modes of each specimen.
Specimens name | Load (kN) | Displacement at (mm) | Capacity increase (%) | Failure mode | ||||
|---|---|---|---|---|---|---|---|---|
Cracking Pcr | Yielding Py | Ultimate Pu | Cracking load Δcr | Yielding load Δy | Ultimate load Δu | |||
REF | 36.61 | 134.17 | 162.5 | 0.84 | 8.19 | 35.73 | – | Concrete crushing |
RCFRP | 50 | 157.8 | 179.833 | 1.32 | 8.09 | 16.42 | 9.6 | Fiber rupture |
RGFRP | 46 | 150 | 176.167 | 0.92 | 8.43 | 20.86 | 8.4 | Fiber rupture |
R3DTR | 50 | 144.6 | 194.833 | 1.46 | 7.88 | 30.83 | 19.8 | Fiber rupture and concrete crushing |