Research Article
Corrosion Behaviour of a New Low-Nickel Stainless Steel Reinforcement: A Study in Simulated Pore Solutions and in Fly Ash Mortars
Table 5
Parameters used in the fitting of impedance data for low-nickel SS rebar embedded in B mortar.
| Time Day | Ω cm2 | μFcm−2 | | Ω cm2 | μFcm−2 | | kΩ cm2 | |
| 0% chloride |
| 1 | 801 | 6 | 0.68 | 90 | 20 | 0.88 | 19090 | 0.0004 | 7 | 711 | 4 | 0.73 | 61 | 20 | 0.90 | 17534 | 0.0005 | 15 | 730 | 4 | 0.74 | 62 | 19 | 0.90 | 14129 | 0.0007 | 30 | 802 | 6 | 0.72 | 82 | 19 | 0.90 | 15590 | 0.001 | 60 | 806 | 6 | 0.72 | 73 | 19 | 0.90 | 16610 | 0.0009 | 90 | 740 | 5 | 0.78 | 97 | 19 | 0.89 | 18110 | 0.001 | 120 | 1219 | 2 | 0.91 | 100 | 19 | 0.89 | 19067 | 0.001 | 180 | 727 | 9 | 0.71 | 119 | 20 | 0.88 | 22771 | 0.0006 |
| 2% chloride |
| 1 | 582 | 10 | 0.70 | 40 | 17 | 0.87 | 6546 | 0.002 | 7 | 390 | 5 | 0.72 | 49 | 19 | 0.87 | 5298 | 0.001 | 15 | 317 | 5 | 0.72 | 33 | 20 | 0.87 | 4698 | 0.002 | 30 | 321 | 3 | 0.75 | 65 | 22 | 0.87 | 5807 | 0.009 | 60 | 404 | 7 | 0.76 | 45 | 20 | 0.86 | 5874 | 0.006 | 90 | 682 | 13 | 0.69 | 61 | 19 | 0.87 | 4284 | 0.003 | 120 | 437 | 5 | 0.75 | 71 | 20 | 0.86 | 4619 | 0.003 | 180 | 497 | 3 | 0.82 | 62 | 19 | 0.85 | 5325 | 0.005 |
| 5% chloride |
| 1 | 593 | 4 | 0.79 | 64 | 18 | 0.82 | 3860 | 0.003 | 7 | 372 | 7 | 0.75 | 42 | 19 | 0.84 | 3103 | 0.0008 | 15 | 300 | 3 | 0.82 | 25 | 22 | 0.81 | 3024 | 0.003 | 30 | 261 | 8 | 0.75 | 25 | 20 | 0.85 | 3670 | 0.004 | 60 | 294 | 8 | 0.74 | 32 | 21 | 0.84 | 3141 | 0.001 | 90 | 395 | 3 | 0.75 | 55 | 18 | 0.87 | 4688 | 0.0005 | 120 | 335 | 3 | 0.82 | 22 | 22 | 0.80 | 7468 | 0.0005 | 180 | 341 | 5 | 0.79 | 22 | 20 | 0.84 | 6322 | 0.0004 |
|
|