Research Article
Axial Behaviour of Slender RC Circular Columns Strengthened with Circular CFST Jackets
Table 3
Material properties of steel.
| | Steel | Diameter (mm) | Thickness (mm) | Young’s modulus (GPa) | Yield strength (MPa) | Tensile strength (MPa) |
| | Steel tube | 219 | 1.80 | 191 | 390 | 587 | | Steel tube | 219 | 3.25 | 211 | 352 | 425 | | Steel tube | 219 | 3.90 | 234 | 342 | 522 | | Steel rebar | 12 | — | 190 | 365 | 527 | | Stirrup | 6 | — | 203 | 214 | 278 |
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