Research Article
Behavior of Concrete-Filled Steel Tube Columns Subjected to Axial Compression
Table 3
Mechanical properties of the concrete and steel tube.
| | Specimens | fcu (MPa) | fy (MPa) |
| | PL-2 | 32.1 | — | | NS-A-2 | 34.6 | 375 | | NS-B-2 | 34.9 | 375 | | RN-2 | 31.2 | 375 | | RS-A-2 | 33.7 | 375 | | RS-B-2 | 33.5 | 375 | | PL-1 | 34.8 | — | | NS-A-1 | 32.9 | 375 | | RS-A-1 | 33.4 | 375 | | RS-B-1 | 34.1 | 375 |
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