Experimental Investigation on Hydroabrasive Erosion of Steel Fiber UHPC and Rubber UHPC

Table 6

Compressive strength test results of steel fiber UHPC orthogonal test (MPa).

Group number	W/B	Steel fiber (%)	Type of aggregate	Slag powder (%)	Quartz powder (%)	Silica powder (%)	Water reducing agent	Compressive strength (MPa)
								3 d	7 d	28 d
A1	0.18	0.5	NS	17	10	8	7.5	90.3	111.6	129.4
A2	0.18	1.0	QS	17	10	8	9	90.1	110.8	137.1
A3	0.18	1.5	SS	17	10	8	8.5	89.9	115.5	134.2
A4	0.20	0.5	QS	17	10	8	9	76.8	105.4	121.5
A5	0.20	1.0	SS	17	10	8	11	85.6	104.9	125.0
A6	0.20	1.5	NS	17	10	8	10.5	87.6	108.8	127.6
A7	0.22	0.5	SS	17	10	8	10.5	70.3	97.7	120.8
A8	0.22	1.0	NS	17	10	8	11.5	69.3	98.5	123.2
A9	0.22	1.5	QS	17	10	8	13	77.1	103.0	119.6