Seismic Behavior of Hybrid Frame Joints between Composite Columns and Steel Beams

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Sample ID</td><td class="align_center">Details of failure</td><td class="align_center">Final failure mode</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">SRC-1</td><td class="align_center">Severe concrete spalling and shear deformation in joint, buckling in beam bottom flange</td><td class="align_center">Shear failure in joint</td></tr><tr><td class="align_left">SRC-2</td><td class="align_center">Severe concrete spalling, later than that of SRC-1; shear deformation in joint, buckling in both beam top and bottom flange</td><td class="align_center">Shear failure in joint</td></tr><tr><td class="align_left">SRC-3</td><td class="align_center">Severe concrete spalling, later than that of SRC-2; shear deformation in joint, buckling in both beam flanges and web</td><td class="align_center">Shear failure in joint and beam flexural failure</td></tr><tr><td class="align_left">SRC-4</td><td class="align_center">Severe concrete spalling, later than that of SRC-2; shear deformation in joint, buckling in both beam top and bottom flange</td><td class="align_center">Shear failure in joint</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Failure modes of all specimens.</div>

Shock and Vibration

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Table 3

Table 3: Seismic Behavior of Hybrid Frame Joints between Composite Columns and Steel Beams 