Table 5 Results of compressive strength, semi-adiabatic test, and RCPT test.
Mix no. | 7-day compressive strength (MPa) | 28-day compressive strength (MPa) | Temperature rise (oC) | Time to reach the peak temperature (h) | Charge passed (Coulomb) |
|---|---|---|---|---|---|
1 | 47.5 | 59.4 | 10.46 | 47.17 | 1060 |
2 | 45.2 | 57.6 | 10.42 | 51.83 | 988 |
3 | 36.2 | 54.4 | 7.89 | 49.73 | 1396 |
4 | 59.9 | 64.2 | 13.77 | 29.18 | 925 |
5 | 52.5 | 60.2 | 10.64 | 27.90 | 689 |
6 | 46.8 | 58.2 | 8.95 | 35.90 | 934 |
7 | 60.4 | 73.6 | 12.02 | 22.27 | 837 |
8 | 53.4 | 65.8 | 9.67 | 20.01 | 522 |
9 | 51.9 | 67.5 | 8.73 | 20.62 | 1013 |
10 | 41.4 | 57.2 | 11.01 | 51.40 | 1480 |
11 | 36.3 | 49.8 | 10.05 | 53.45 | 1216 |
12 | 36.1 | 40.8 | 9.21 | 54.58 | 1548 |
13 | 50.9 | 59.1 | 11.96 | 30.18 | 1120 |
14 | 47.5 | 55.2 | 10.15 | 29.01 | 988 |
15 | 40.9 | 45.9 | 9.54 | 31.52 | 1092 |
16 | 59.0 | 62.8 | 11.12 | 20.58 | 924 |
17 | 54.9 | 60.0 | 10.74 | 18.43 | 760 |
18 | 49.6 | 54.5 | 9.34 | 19.27 | 953 |
19 | 36.9 | 49.5 | 9.39 | 55.73 | – |
20 | 34.2 | 45.6 | 8.59 | 58.89 | – |
21 | 32.4 | 41.1 | 8.58 | 59.90 | – |
22 | 42.1 | 60.1 | 10.39 | 24.63 | – |
23 | 36.7 | 55.1 | 8.81 | 25.30 | – |
24 | 30.8 | 50.6 | 7.64 | 26.73 | – |
25 | 42.3 | 57.4 | 9.93 | 19.18 | – |
26 | 41.1 | 56.6 | 9.52 | 21.01 | – |
27 | 38.3 | 45.9 | 8.73 | 21.48 | – |