Table 3.
Specimen | 7 Days | 28 Days | ||
---|---|---|---|---|
F (kN) | fts (MPa) | F (kN) | fts (MPa) | |
NC-S1 | 42.9 | 2.34 | 47.8 | 2.61 |
NC-S2 | 41.9 | 2.29 | 46.9 | 2.56 |
NC-S3 | 42.3 | 2.31 | 47.1 | 2.57 |
NC-S4 | 42.9 | 2.34 | 48.4 | 2.64 |
NC-S5 | 41.6 | 2.27 | 46.7 | 2.55 |
NC-S6 | 43.1 | 2.35 | 47.4 | 2.59 |
Mean | 42.5 | 2.32 | 47.4 | 2.59 |