Research Article
Experimental Investigation for Tensile Performance of GFRP-Steel Hybridized Rebar
Table 5
Test results for D19 FRP Hybrid Bar.
| | Number | Name | Type | Steel-to-GFRP ratio (%) | Elastic modulus | Tensile strength | | Aver. (GPa) | CoV (%) | Imp. (%) | Aver. (MPa) | CoV (%) | Imp. (%) |
| | 1 | KICT-D19 | A | 0.0 | 57.7 | 6.1 | — | 932.9 | 4.8 | — |
| | 2 | FHB-D19-D2-23-C | C | 25.0 | 90.8 | 4.9 | 57.4 | 1217.9 | 3.5 | 30.5 | | 3 | FHB-D19-D2-41-C | 42.3 | 123.2 | 3.2 | 113.4 | 1197.2 | 2.4 | 28.3 | | 4 | FHB-D19-D2-63-C | 66.3 | 118.5 | 9.1 | 105.4 | 781.8 | 7.4 | −16.2 |
| | 5 | FHP-D19-D10-D | D | 24.7 | 88.8 | 7.2 | 53.9 | 899.6 | 5.1 | −3.6 | | 6 | FHP-D19-D13-D | 45.9 | 120.7 | 5.6 | 109.3 | 537.7 | 11.0 | −42.4 | | 7 | FHP-D19-D16-D | 67.9 | 148.2 | 17.3 | 156.8 | 466.6 | 4.4 | −50.0 |
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Note. Improvement (Imp.) is relative values normalized to case number 1.
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