Research Article
Synergistic Effect of Carbamide and Sulfate Reducing Bacteria on Corrosion Behavior of Carbon Steel in Soil
Table 3
Fitting results of polarization curves.
| | Fitting results of polarization curves | 0 wt | 0.5 wt | 0 wt+SRB | 0.5 wt+SRB |
(A/cm2) |
(mV) |
(A/cm2) |
(mV) |
(A/cm2) |
(mV) |
(A/cm2) |
(mV) |
| | Soil moisture 20 | 1 day | 1.552 | -556.6 | 35.42 | -689.9 | 0.6235 | -781.7 | 2.561 | -798.6 | | 40 days | 9.063 | -486.5 | 2.227 | -324.0 | 1.280 | -890.3 | 0.7698 | -891.2 | | 65 days | 6.745 | -489.7 | 0.5043 | -277.0 | 3.899 | -897.9 | 2.178 | -822.8 |
| | Soil moisture 30 | 1 day | 9.068 | -786.6 | 51.64 | -821.1 | 5.083 | -823.9 | 2.129 | -823.9 | | 40 days | 2.440 | -638.8 | 0.3075 | -214.4 | 5.222 | -869.3 | 3.089 | -319.9 | | 65 days | 3.252 | -780.0 | 1.284 | -242.9 | 0.5128 | -918.7 | 4.096 | -224.4 |
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