Research Article
Behavior of Axially Loaded Stirrup Confinement Rectangular Concrete-Filled Steel Tubular Stub Columns
Table 1
Characteristics and geometric properties of CFT specimens.
| | No. | B × D × t (mm) | L (mm) | fcu (MPa) | fs (MPa) | fr (MPa) | W × t2 (mm) | D (mm) | Nu (kN) | ξ | DI |
| | RST1-A | 248.5 × 151.4 × 3.70 | 750 | 40.4 | 327.7 | — | — | — | 1980 | 0.083 | 1.705 | | RST1-B | 249.0 × 151.0 × 3.75 | — | — | — | 1851 | 0.085 | 1.515 | | RST2-A | 248.5 × 151.1 × 3.65 | — | 30.38 × 3.72 | — | 2075 | 0.090 | 1.882 | | RST2-B | 248.3 × 151.3 × 3.69 | — | 31.20 × 3.75 | — | 2145 | 0.091 | 2.043 | | RST3-A | 249.8 × 150.3 × 3.63 | 363.5 | — | 50 | 2280 | 0.094 | 1.928 | | RST3-B | 249.0 × 151.3 × 3.62 | — | 50 | 2237 | 0.093 | 2.319 |
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