Research Article
Effects of Welding Heat Input on Microstructure and Electrochemical Behavior of Flux-Cored Arc-Welded Q690 HSLA Steel
Table 5
Variations in impedance parameters of EIS-tested samples.
| | | #1 | #2 | #3 | | Value | Error (%) | Value | Error (%) | Value | Error (%) |
| | Rs (Ω·cm2) | 0.9837 | 1.89 | 4.352 | 1.54 | 3.423 | 1.43 | | Q (Ω·cm2) | 3.14 × 10−3 | 1.54 | 1.43 × 10−3 | 2.36 | 1.87 × 10−3 | 1.95 | | n | 0.7407 | 0.49 | 0.695 | 0.72 | 0.6805 | 0.62 | | Rct (Ω·cm2) | 1434 | 3.76 | 360.4 | 1.56 | 379.0 | 1.55 |
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