Research Article
Seismic Damage Behavior of Aeolian Sand Concrete Columns with an Inner Square Steel Tube
Table 5
Characterized points on the column specimens.
| Specimen | Initial cracking | Yielding | Limit stage | Failure stage | Fcr (kN) | Δcr (mm) | Fy (kN) | Δy (mm) | Fmax (kN) | Δmax (mm) | Fu (kN) | Δu (mm) |
| PC1 | 21.1 | 1.61 | 61.40 | 8.75 | 70.50 | 18.58 | 59.54 | 34.20 | SC1 | 21.6 | 1.51 | 63.79 | 9.25 | 74.83 | 19.10 | 63.56 | 36.73 | SC2 | 23.2 | 1.64 | 67.63 | 9.43 | 79.85 | 19.70 | 68.15 | 39.00 | SC3 | 24.7 | 1.58 | 69.44 | 9.64 | 82.25 | 19.94 | 69.91 | 42.80 | TSC1 | 27.5 | 4.24 | 101.70 | 12.22 | 130.22 | 44.31 | 104.16 | 56.34 | TSC2 | 28.1 | 4.62 | 102.12 | 12.48 | 137.51 | 48.48 | 110.02 | 59.30 | TSC3 | 29.5 | 4.91 | 102.81 | 12.73 | 145.72 | 53.35 | 116.56 | 61.24 |
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