Research Article
Feasibility of Using High-Performance Steel Fibre Reinforced Concrete for Simplifying Reinforcement Details of Critical Members
Table 2
Mechanical properties of HPCs used in the study.
| Mix notation |
Air content (%) |
Slump (mm) | Compressive strength (MPa) | Flexural strength (MPa) | 28 days (mean ± SD) | 90 days (mean ± SD) | 28 days (mean ± SD) | 90 days (mean ± SD) |
| 06-SFRC00 | 2.5 | 270 | 67.0 ± 0.6 | 73.1 ± 0.6 | 11.1 ± 0.5 | — | 06-SFRC05 | 2.7 | 240 | 64.7 ± 0.4 | 72.5 ± 2.0 | 11.0 ± 0.7 | — | 06-SFRC10 | 3.5 | 225 | 64.2 ± 0.1 | 73.7 ± 2.3 | 11.2 ± 0.2 | — | 06-SFRC15 | 3.8 | 185 | 64.3 ± 0.2 | 71.4 ± 0.9 | 15.8 ± 0.4 | — | 10-SFRC00 | 1.1 | 500 | 79.1 ± 3.6 | 111.9 ± 1.1 | — | 14.0 ± 0.8 | 10-SFRC05 | 1.2 | 205 | 82.5 ± 0.0 | 107.8 ± 0.9 | — | 15.1 ± 0.3 | 10-SFRC10 | 1.7 | 175 | 88.5 ± 2.5 | 110.0 ± 0.1 | — | 15.9 ± 1.6 | 10-SFRC15 | 2.0 | 150 | 87.1 ± 4.7 | 108.7 ± 2.6 | — | 18.2 ± 1.0 |
|
|
Each strength is an average of strengths from three specimens; SD is standard deviation.
|