Table 4 Characterisation results
From: Macrocell Corrosion Currents in Simulated Concrete Pore Solution and Reinforced Concrete
| Â | C30 | C40 | C50 | C90 | UH-150 |
|---|---|---|---|---|---|
Compressive strength, fc (MPa) | 30.7 (1.12) | 39.5 (0.99) | 49.9 (0.32) | 88.9 (1.96) | 135.4 (2.01) |
Water porosity (%) | 18.5 (0.21) | 17.2 (0.20) | 14.8 (0.07) | 9.1 (0.04) | 1.9 (0.10) |
Dnssm (m2/s) | 53.8·10–12 (4.1·10–11) | 28.6·10–12 (1.5·10–11) | 26.8·10–12 (8.5·10–12) | 1.9·10–12 (1.3·10–12) | 0.2·10–12 (1.3·10–13) |
Air permeability Kgas (m2) | 312.4·10–18 (8.3·10–17) | 236.8·10–18 (2.3·10–17) | 97.1·10–18 (2.8·10–17) | 0.8·10–18 (2.3·10–19) | 0.1·10–18 (4.9·10–20) |