Axial Compressive Behavior of Steel Fiber-Reinforced Recycled Coarse Aggregate Concrete-Filled Short Circular Steel Columns

Table 1

Details of all specimens.

Specimen no.	RCA (%)	SF (%)	RCA (kg·m^−3)	SF (kg·m^−3)	NCA (kg·m^−3)	Sand (kg·m^−3)	Cement (kg·m^−3)	Water (kg·m^−3)	Concrete strength grade	(MPa)
TS-1	0	0.9	0	70.7	1257	531	422	190	C30	42.9
TS-2	50	0.9	628.5	70.7	628.5	531	422	190	C30	32.6
TS-3	100	0.9	1257	70.7	0	531	422	190	C30	29.8
TS-4	50	0.6	628.5	47.1	628.5	531	422	190	C30	28.6
TS-5	50	1.2	628.5	94.2	628.5	531	422	190	C30	35.5
TS-6	100	0.6	1257	47.1	0	531	422	190	C30	26.6
TS-7	100	1.2	1257	94.2	0	531	422	190	C30	34.2
TS-8	50	0.9	621	70.7	621	640	328	190	C20	24.9
TS-9	50	0.9	642.5	70.7	642.5	475	500	190	C40	37.1
TS-10	100	0.9	1242	70.7	0	640	328	190	C20	22.6
TS-11	100	0.9	1285	70.7	0	475	500	190	C40	34.7
TS-12	0	0	0	0	1257	531	422	190	C30	29.5
TS-13	50	0	628.5	0	628.5	531	422	190	C30	27.1
TS-14	100	0	1257	0	0	531	422	190	C30	25.8