Static Mechanical Properties and Microscopic Analysis of Hybrid Fiber Reinforced Ultra-High Performance Concrete with Coarse Aggregate

Table 3

Orthogonal table.

Ode	Factor name	Level 1	Level 2 (%)	Level 3 (%)	Level 4 (%)
A	Fiber volume fraction	0	0.50	1	1.50
B	Volume fraction of polypropylene fiber	0	0.05	0.1	0.15
C	Mass content of coarse aggregate	10%	15	20	30