Specimen | Tensile Test | Shear Test | Flexural Test | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Tensile capacity, P u,tt (kN)*a | Displacement at failure, δ u,tt (mm)*a | Failure mode | Shear Capacity, P u,st (kN) | Displacement at bar 1, δ u,st,b1 (mm) | Displacement at bar 1, δ u,st,b2 (mm) | Failure mode | Flexural capacity, P u,ft (kN) | Drift, δ u,ft (mm) | Failure mode | ||
Control | Â | Â | Â | 302.6 | 45.72 | 46.12 | Fracture at Bar 1 | 72.5 | 9.01 | Lower panel failure | |
Welded Bar Sleeve (WBS) | WBS-1 | 86.1 | 3.5 | Bar bond-slip | Â | Â | Â | Â | Â | Â | Â |
WBS-2 | 79.0 | 2.3 | Bar bond-slip | 204.0 | 61.04 | 61.04 | Bar bond-slip | 19.9 | 6.46 | Bond-slip at Bar 1 | |
WBS-3 | 75.1 | 2.9 | Bar bond-slip | Â | Â | Â | Â | Â | Â | Â | |
WBS-4 | 127.9 | 33.8 | Bar fracture | 114.3*b | 20.97*b | 20.79*b | Bar bond-slip | 65.8 | 13.08 | Bond-slip at Bar 1 | |
WBS-5 | 128.0 | 29.4 | Bar bond-slip | 298.9 | 43.85 | 43.42 | Fracture at Bar 1 | 82.0 | 22.71 | Fracture at Bar 1 | |
WBS-6 | 122.4 | 29.2 | Bar bond-slip | 328.0 | 47.59 | 47.38 | Fracture at Bar 1 | 28.4 | 6.29 | Bond-slip at Bar 1 | |
WBS-7 | 133.5 | 26.6 | Bar fracture | Â | Â | Â | Â | Â | Â | Â | |
WBS-8 | 129.1 | 30.6 | Bar fracture | 296.8 | 41.96 | 41.82 | Fracture at Bar 1 | 87.0 | 33.30 | Bond-slip at Bar 1 | |
WBS-9 | 133.4 | 31.4 | Bar fracture | Â | Â | Â | Â | Â | Â | Â |