Research Article
Flexural Behavior of Concrete Beam Strengthened by Near-Surface Mounted CFRP Reinforcement Using Equivalent Section Model
Table 2
Material properties.
| Material | Properties |
| Concrete1 | Compressive strength (MPa) | 31.3 |
| Tension steel reinforcement (D10)1 | Yield strength (MPa) | 436 | Tensile strength (MPa) | 562 | Diameter (mm) | 9.53 | Area (mm2) | 71.33 |
| Compression steel reinforcement (D13)1 | Yield strength (MPa) | 481 | Tensile strength (MPa) | 608 | Diameter (mm) | 12.7 | Area (mm2) | 126.7 |
| CFRP strip (PL, smooth surface)1 | Thickness (mm) | 1.4 | Tensile strength (MPa) | 2482.5 | Elastic modulus (GPa) | 167 | Ultimate strain (%) | 1.48 |
| CFRP rod (TR, smooth surface)1 | Design thickness (mm) | 10 | Tensile strength (MPa) | 1500 | Elastic modulus (GPa) | 100 | Ultimate strain (%) | 1.5 |
| CFRP rod (RD, deformed surface)2 | Diameter (mm) | 9 | Tensile strength (MPa) | 1878 | Elastic modulus (GPa) | 121.42 | Ultimate strain (%) | 1.55 |
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1: from supplier; 2: from tests performed by authors according to [22].
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