Table 10.
Modulus of elasticity versus compressive strength according to EC2 [32] at 28 and 91 days (PC 65).
| Mix | 28 Days | 91 Days | ||||
|---|---|---|---|---|---|---|
| Average Compressive Strength | Modulus of Elasticity | Average Compressive Strength | Modulus of Elasticity | |||
| EC2 Value | Experimentally Obtained Value | EC2 Value | Experimentally Obtained Value | |||
| (MPa) | (GPa) | (MPa) | (GPa) | |||
| 100% NA | 74.1 | 40.1 | 45.8 | 80.5 | 41.1 | 46.0 |
| 25% RA | 72.0 | 39.8 | 40.9 | 78.5 | 40.8 | 41.1 |
| 50% RA | 68.4 | 39.2 | 37.3 | 76.8 | 40.6 | 37.8 |
| 100% CRA | 66.5 | 38.8 | 38.1 | 74.6 | 40.2 | 39.2 |
| 100% FRA | 64.9 | 38.6 | 34.0 | 70.9 | 39.6 | 35.3 |