Curing time (day) | Â | Mix code | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
RC (G-0) | G-30 | G-50 | G-70 | |||||||||
MPa | MPa | MPa | MPa | |||||||||
NT.C | ET.C | % | N.C | ET.C | % | N.C | ET.C | % | N.C | ET.C | % | |
7 | 24.8 | 31.8 | 28.2 | 22.7 | 27.4 | 20.7 | 22.4 | 28.8 | 28.6 | 17.7 | 20.3 | 14.7 |
28 | 32.0 | 29.4 | − 8.1 | 32.4 | 30.0 | − 7.4 | 30.0 | 30.1 | 0.3 | 29.2 | 22.7 | − 22.2 |
56 | 34.5 | 33.9 | − 1.7 | 37.4 | 31.4 | − 16.0 | 30.9 | 30.1 | -2.6 | 28.7 | 23.3 | − 23.1 |