Mechanical properties of steel bars and CFRP sheet
| Function of reinforcement | Yield stress, σy: N/mm2 | Yield strain, εy: % | Ultimate stress, σu: N/mm2 | Ultimate strain, εu: % | Modulus of elasticity, E: GPa | |
|---|---|---|---|---|---|---|
| 8 mm bar | Stirrups | 281 | 0.149 | 438 | 12.11 | 188 |
| 12 mm bar | Compression and horizontal steel | 355 | 0.169 | 533 | 12.23 | 210 |
| 16 mm bar | Flexural steel | 363 | 0.174 | 539 | 13.98 | 208 |
| CFRP sheet | External shear strengthening | — | — | 3200 | 1.56 | 210 |
| Function of reinforcement | Yield stress, | Yield strain, | Ultimate stress, | Ultimate strain, | Modulus of elasticity, | |
|---|---|---|---|---|---|---|
| 8 mm bar | Stirrups | 281 | 0.149 | 438 | 12.11 | 188 |
| 12 mm bar | Compression and horizontal steel | 355 | 0.169 | 533 | 12.23 | 210 |
| 16 mm bar | Flexural steel | 363 | 0.174 | 539 | 13.98 | 208 |
| CFRP sheet | External shear strengthening | — | — | 3200 | 1.56 | 210 |
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