Table 3 Mechanical properties of sulfate attacked specimens.
No. | Sulfate attack cycles | \(f_{max}\) (MPa) | \(E_{0}\) (GPa) | Peak strain (10−3) |
|---|---|---|---|---|
D0 | 0 | 28.2 | 24.6 | 1.146 |
30 | 29.8 | 25.9 | 1.159 | |
60 | 32.4 | 28.5 | 1.273 | |
90 | 34.8 | 29.9 | 1.233 | |
120 | 30.7 | 26.5 | 1.172 | |
150 | 27.9 | 24.2 | 1.202 | |
D1 | 0 | 25.1 | 21.9 | 1.174 |
30 | 27.1 | 23.5 | 1.187 | |
60 | 23.8 | 21.3 | 1.162 | |
90 | 20.7 | 16.5 | 1.326 | |
120 | 18.5 | 12.9 | 1.430 | |
150 | 16.5 | 11.9 | 1.493 | |
D2 | 0 | 23.0 | 17.4 | 1.378 |
30 | 23.8 | 20.4 | 1.225 | |
60 | 20.4 | 16.0 | 1.384 | |
90 | 17.1 | 12.4 | 1.560 | |
120 | 14.8 | 10.6 | 1.556 | |
150 | 12.4 | 8.4 | 1.641 |