Study on the Seismic Performance of Strengthened Reinforced Concrete Columns Based on the Experiment

Table 2

Properties of columns.

Column series	Number	Strengthening method	Longitudinal reinforcement ratio (%)
			Steel bar	Wire mesh
O	1	-	1.63	-
SM	2	SM	2.72	-
SWM1	2	SWM	2.72	0.20
SWM2	2	SWM	2.72	0.40
SWM0.5	2	SWM	2.72	0.20