Tests and Models of Hydraulic Concrete Material with High Strength

Figure 18

Peak strain and ultimate strength. (a1) Fly-ash powder case under uniaxial compressive loading condition, sample’s age: 28 days. (a2) Silica fume case under uniaxial compressive loading condition, sample’s age: 28 days. (b1) Fly-ash powder case under biaxial compressive loading condition, for vertical axis, sample’s age: 28 days. (b2) Fly-ash powder case under biaxial compressive loading condition, for horizontal axis, sample’s age: 28 days. (b3) Silica fume case under biaxial compressive loading condition, for vertical axis, sample’s age: 28 days. (b4) Silica fume case under biaxial compressive loading condition, for horizontal axis, sample’s age: 28 days.