Research Article
Experimental Investigation of Ductility in GFRP RC Beams by Confining the Compression Zone
Table 7
Load capacity and stiffness of specimens.
| Group | Specimen | Load capacity (kN) | Stiffness |
| Group 1 | RB | 113.78 | 4.17 |
| Group 2 | DVR-W30 | 123.13 (+%8.21)a | 4.13 (−%1.04) | DVR-W50 | 126.02 (+%10.75) | 4.99 (+%25.25) |
| Group 3 | DSR-A10-W30 | 120.53 (+%5.92) | 4.19 (+%0.45) | DSR-A20-W30 | 121.191 (+%6.5) | 4.31 (+%3.34) | DSR-A30-W30 | 108.12 (−%4.97) | 3.97 (−%4.72) |
| Group 4 | CSR-SR-W20 | 116.81 (+%2.66) | 4.85 (+%16.34) | CSR-SC-W20 | 113.94 (+%0.13) | 4.41 (+%5.71) |
|
|
aPercentages of changes compared to the reference beam.
|