Compressive Behavior and Mechanical Characteristics and Their Application to Stress-Strain Relationship of Steel Fiber-Reinforced Reactive Powder Concrete

Table 1

Mix proportions.

ID	w/b	Weight (kg/m^3)
		Cement	Water	Silica fume	Sand	Filler	Steel fiber	Super-plasticizer	[MPa]
30-0 and f series	0.43^†	344	172	—	635	1180^††	0, 37, 74, 147	0.0	30
80-0 and f series	0.30	780	255	60	1097	114	0, 37, 74, 147	0.5	80
100-0 and f series	0.25	809	222	80	1052	162	0, 37, 74, 147	1	100
150-0 and f series	0.20	820	190	112	918	186	0, 37, 74, 147	1.04	150
200-0 and f series	0.17	830	176	207	912	246	0, 37, 74, 147	1.08	200

f series means fiber-reinforced mix.
0 means no fiber, 37 for 0.5% volume fraction of fiber contents, 74 means 1% volume fraction of fiber contents, and 147 means 2% volume fraction of fiber contents.
^†Water-cement ratio was used for normal strength concrete.
^††Coarse aggregates were used for normal strength concrete.