Cathodic Protection Current Density
Typical cathodic-protection current-density requirement for uncoated vs coated steel in sea water per DNV-RP-B401.
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Formula, assumptions, and limits
| Symbol | Meaning | Unit |
|---|---|---|
| Current density per m² | mA/m² | |
| Coating breakdown factor | ||
| Submerged area | m² |
Source: DNV-RP-B401 - CP design
In short
Typical cathodic-protection current-density requirement for uncoated vs coated steel in sea water per DNV-RP-B401.