Calculate galvanic corrosion rate for dissimilar metal couples using EMF series potentials, area ratio, and electrolyte conductivity. Predict accelerated corrosion of the anodic metal and cathodic protection of the more noble metal.
| Constant | Symbol | Value |
|---|---|---|
| Speed of light | c | 2.99792458×10⁸ |
| Planck's constant | h | 6.62607015×10⁻³‴ |
| Boltzmann constant | kʙ | 1.380649×10⁻²³ |
| Avogadro's number | Nₐ | 6.02214076×10²³ |
| Gravitational constant | G | 6.6743×10⁻¹¹ |
| Gas constant | R | 8.31446 |
| Elementary charge | e | 1.602176634×10⁻¹⁹ |
| Electron mass | mₑ | 9.1093837015×10⁻³¹ |
| Proton mass | mₚ | 1.67262192369×10⁻²⁷ |
| Fine-structure constant | α | 7.2973525693×10⁻³ |
Calculate galvanic corrosion rate for dissimilar metal couples using EMF series potentials, area ratio, and electrolyte conductivity. Predict accelerated corrosion of the anodic metal and cathodic protection of the more noble metal
Each component has a specific meaning:
Note: Interpret the galvanic corrosion rate result against the thresholds and context described above.
Enter the EMF series potentials, area ratio, electrolyte conductivity for the scenario you are assessing. Calculate galvanic corrosion rate for dissimilar metal couples using EMF series potentials, area ratio, and electrolyte conductivity. Predict accelerated corrosion of the anodic metal and cathodic protection of the more noble metal. Use the galvanic corrosion rate result to inform your calculation.