Research Article
Flexural Strengthening of Damaged T-Joists with Severe Corrosion Using CFRP Sheets
Table 2
Mechanical properties of materials.
| | | Material | | Concrete | Steel | CFRP | | HA-30 | HP-40 | B-500-SD | Y-1860-C |
| | Density (kN/m3) | 25 | 25 | 78.5 | 78.5 | — | | Elastic modulus (GPa) | 28.6 | 30.9 | 200 | 200 | 230 | | Compression strength (MPa) | 38 | 48 | — | — | — | | Tensile strength (MPa) | 3.39 | 3.96 | — | — | 4850 | | Poisson’s ratio | 0.2 | 0.2 | 0.3 | 0.3 | — | | Yielding strength (MPa) | — | — | 500 | 1581 | — | | Ultimate strain | — | — | — | — | 0.02 | | Element type | SOLID65 | SOLID65 | LINK180 | Prest. F | SHELL181 |
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