Modeling of the Axial Load Capacity of RC Columns Strengthened with Steel Jacketing under Preloading Based on FE Simulation

Table 2

Summary of RC columns reinforced with steel jacketing in the present study.

Group	Studies FE model based on	Column specimen	Column dimensions (mm)	Strengthening configuration			Confinement stirrups		% preloading
				Type	Size (mm)	(MPa)	Plates (mm)	Spacing (mm)
First	Belal et al. [3]	Col.00	200 × 200 × 1200	Control	—	—	—	—	Without
		Col.01.L.3P	200 × 200 × 1200	Angles	4L50 × 50 × 5	360	150 × 100 × 5	540	Without
	Tarabia and Albakry [4]	N1	150 × 150 × 1000	Control	—	—	—	—	Without
		SCW1	150 × 150 × 1000	Angles	4L50 × 50 × 4.5	415	150 × 50 × 5	260	Without
Second	New FE model	Control-300	300 × 300 × 4000	Control	—	—	—	—	Without
		Str.300.L50.P00	300 × 300 × 4000	Angles	4L50 × 50 × 10	360	280 × 100 × 5	500	Without
		Str.300.L50.P22	300 × 300 × 4000	Angles	4L50 × 50 × 10	360	280 × 100 × 5	500	22
		Str.300.L50.P43	300 × 300 × 4000	Angles	4L50 × 50 × 10	360	280 × 100 × 5	500	43
		Str.300.L50.P85	300 × 300 × 4000	Angles	4L50 × 50 × 10	360	280 × 100 × 5	500	85
		Str.300.L50.P94	300 × 300 × 4000	Angles	4L50 × 50 × 10	360	280 × 100 × 5	500	94
		Str.300.L100.P00	300 × 300 × 4000	Angles	4L100 × 100 × 10	360	240 × 100 × 10	500	Without
		Str.300.L100.P22	300 × 300 × 4000	Angles	4L100 × 100 × 10	360	240 × 100 × 10	500	22
		Str.300.L100.P43	300 × 300 × 4000	Angles	4L100 × 100 × 10	360	240 × 100 × 10	500	43
		Str.300.L100.P85	300 × 300 × 4000	Angles	4L100 × 100 × 10	360	240 × 100 × 10	500	85
		Str.300.L100.P94	300 × 300 × 4000	Angles	4L100 × 100 × 10	360	240 × 100 × 10	500	94
		Control-400	400 × 400 × 4000	Control	—	—	—	—	Without
		Str.400.L100.P37	400 × 400 × 4000	Angles	4L·100 × 100 × 10	420	340 × 100 × 10	500	37