Research Article
Effect of Fiber Angles on Hybrid Double-Tube Concrete Columns under Monotonic Axial Compression
| | Specimen | FRP tube | Steel tube | | (mm) | Fiber angles θ | Type | (mm) | (mm) |
| | A4-F45-M1,2 | 4.0 | ±45° | A | 140 | 5.0 | | A4-F60-M1,2 | 4.0 | ±60° | A | 140 | 5.0 | | A4-F80-M1,2 | 4.0 | ±80° | A | 140 | 5.0 | | B4-F45-M1,2 | 4.0 | ±45° | B | 120 | 4.5 | | B4-F60-M1,2 | 4.0 | ±60° | B | 120 | 4.5 | | B4-F80-M1,2 | 4.0 | ±80° | B | 120 | 4.5 | | A8-F45-M1,2 | 8.0 | ±45° | A | 140 | 5.0 | | A8-F60-M1,2 | 8.0 | ±60° | A | 140 | 5.0 |
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