Research Article
Seismic Behavior of Hybrid Frame Joints between Composite Columns and Steel Beams
| | Sample ID | Concrete strength | Longitudinal bars in column | Stirrup bars in column | Stirrup bars in joint | Thickness of the stiffener (mm) | Web thickness (mm) | Axial pressure ratio |
| | SRC-5 | C30 | 4⋅12 | ⋅8@100 | ⋅8@60 | N/A | 8 | 0.4 | | SRC-6 | C40 | 4⋅12 | ⋅8@100 | ⋅8@60 | N/A | 8 | 0.4 | | SRC-7 | C50 | 4⋅12 | ⋅8@100 | ⋅8@60 | N/A | 8 | 0.4 | | SRC-8 | C30 | 4⋅12 | ⋅8@100 | N/A | N/A | 8 | 0.4 | | SRC-9 | C30 | 4⋅12 | ⋅8@100 | ⋅6@60 | N/A | 8 | 0.4 | | SRC-10 | C30 | 4⋅12 | ⋅8@100 | ⋅8@60 | N/A | 8 | 0.4 | | SRC-11 | C30 | 4⋅12 | ⋅8@100 | ⋅8@60 | N/A | 8 | 0.4 | | SRC-12 | C30 | 4⋅12 | ⋅8@100 | ⋅8@60 | 4 | 8 | 0.4 | | SRC-13 | C30 | 4⋅12 | ⋅8@100 | ⋅8@60 | 8 | 8 | 0.4 | | SRC-14 | C30 | 4⋅12 | ⋅8@100 | ⋅8@60 | N/A | 4 | 0.4 | | SRC-15 | C30 | 4⋅12 | ⋅8@100 | ⋅8@60 | N/A | 6 | 0.4 | | SRC-16 | C30 | 4·12 | ⋅8@100 | ⋅8@60 | N/A | 8 | 0.4 |
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