Experimental Investigation on the Effect of Steel Fibers on the Flexural Behavior and Ductility of High-Strength Concrete Hollow Beams

Table 1

Details of concrete mixtures [29].

Mix code	Steel fiber		Cement (kg/m^3)	Coarse aggregate (kg/m^3)	Sand (kg/m^3)	Silica fume (kg/m^3)	HRWR (kg/m^3)	W/C	Slump (mm)
	Vf%	kg/m^3
B0.0	—	—	465	680	1170	35	6.6	0.43	105
B0.5	0.5	39.3					6.7		77
B1.0	1.0	78.5					6.7		69
B1.5	1.5	117.8					6.8		63