7 - Caustic Corrosion Flashcards
1
Q
Localized corrosion due to the concentration of caustic or alkaline salts that usually occurs under
evaporative or high heat transfer conditions.
A
Caustic Corrosion (CC)
2
Q
Major CC contributing factors are the presence of ,,,,,
A
caustic (NaOH or KOH)
3
Q
Exposure to high solution strength caustic can result in general corrosion of carbon steel above,,,,,,,, and very high corrosion rates above ,,,,,,,and for 300 series and SS above ,,,,,,,,,have serious corrosion prblems
A
> 175°F (General corrosion rate for CS)
200°F (Very High corrosion rate for CS)
150°F
