Research Article
Bearing Capacities of Different-Diameter Concrete-Filled Steel Tubes under Axial Compression
Table 6
Stress factors of steel tube at peak load.
| | Specimen number | | Average of | | Average of |
| | CD2-1 | 57.2% | 60.7% | 63.5% | 58.4% | | CD2-2 | 64.1% | 53.4% |
| | CD4-1 | 45.0% | 48.3% | 67.0% | 64.1% | | CD4-2 | 51.5% | 61.2% |
| | CD6-1 | 37.1% | 38.4% | 75.0% | 73.6% | | CD6-2 | 39.6% | 72.3% |
| | CD8-1 | 43.8% | 45.9% | 69.2% | 65.2% | | CD8-2 | 48.0% | 61.2% |
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