Table 5.
Summary of the mechanical properties of OPCC.
| Sample ID | Concrete Density, w (g/cm3) |
Compressive Strength, fc’ (MPa) |
Elastic Modulus, Ec (GPa) |
Indirect Tensile Strength, ft (MPa) |
ft/fc’ |
|---|---|---|---|---|---|
| 1 | 2.36 | 35.43 | 28.81 | 2.97 | 8.38% |
| 2 | 2.35 | 38.88 | 28.60 | 3.35 | 8.62% |
| 3 | 2.37 | 39.09 | 23.12 | 3.40 | 8.70% |
| 4 | 2.35 | 37.06 | 28.26 | 3.40 | 9.17% |
| 5 | 2.37 | 32.96 | 29.59 | 2.76 | 8.37% |
| 6 | 2.35 | 34.54 | 27.62 | 3.54 | 10.25% |
| 7 | 2.34 | 35.09 | 28.24 | 3.42 | 9.75% |
| 8 | 2.31 | 33.96 | 27.04 | 2.88 | 8.48% |
| 9 | 2.34 | 36.22 | 29.12 | 3.24 | 8.95% |
| 10 | 2.33 | 39.74 | 29.03 | 3.82 | 9.61% |
| 11 | 2.35 | 42.30 | 28.37 | 3.54 | 8.37% |
| 12 | 2.34 | 37.59 | 28.91 | 3.19 | 8.84% |
| Ave | 2.35 | 36.91 | 28.06 | 3.29 | 9.01% |