Analysis of Bearing Capacity and Seismic Performance of Circular RC Columns Strengthened with Externally Wrapped Steel Plates

Figure 6

FEM models: (a) FEM model of steel bar skeleton; (b) FEM model of concrete; (c) FEM model of steel plates for strengthening; (d) FEM model of frame columns after reinforcement.

(a)

(b)

(c)

(d)