Table 6.
The compressive strength of insulation materials after applying by CFRP.
| Specimen | CFRP, No. of Layer | Compressive Strength (MPa) | Average compressive Strength (MPa) | Increase Percentage (%) |
|---|---|---|---|---|
| P08 | 0 | 9.44 | 8.99 | - |
| 8.73 | ||||
| 8.80 | ||||
| P08C1 | 1 | 31.43 | 32.16 | 258 |
| 32.68 | ||||
| 32.37 | ||||
| P08C2 | 2 | 53.01 | 52.18 | 480 |
| 51.83 | ||||
| 51.69 | ||||
| P15 | 0 | 4.92 | 4.88 | - |
| 4.70 | ||||
| 5.02 | ||||
| P15C1 | 1 | 22.30 | 21.85 | 348 |
| 21.11 | ||||
| 22.15 | ||||
| P15C2 | 2 | 38.25 | 39.39 | 707 |
| 40.37 | ||||
| 39.56 | ||||
| P20 | 0 | 3.47 | 3.36 | - |
| 3.16 | ||||
| 3.55 | ||||
| P20C1 | 1 | 19.63 | 19.22 | 472 |
| 18.94 | ||||
| 19.09 | ||||
| P20C2 | 2 | 34.76 | 35.72 | 963 |
| 36.44 | ||||
| 35.95 | ||||
| P25 | 0 | 1.83 | 1.76 | - |
| 1.75 | ||||
| 1.71 | ||||
| P25C1 | 1 | 18.34 | 18.08 | 927 |
| 17.25 | ||||
| 18.64 | ||||
| P25C2 | 2 | 30.16 | 28.89 | 1541 |
| 28.83 | ||||
| 27.67 |