I.G.K2 Flashcards
(6 cards)
1
Q
- Caustic cleaning products used aluminum structures have the effect of producing?
A
Corrosion.
2
Q
- The rust or corrosion that occurs with most metals is the result of?
A
A tendency for them to return to their natural state.
3
Q
- Which of the listed conditions is not one of the requirements for corrosion to occur?
A
The presence of a passive oxide film.
4
Q
- Galvanic corrosion is likely to be most rapid and severe when?
A
The surface area of the anodic metal is smaller than the surface area of the cathodic metal.
5
Q
- Corrosion caused by galvanic action is the result of?
A
Contact between 2 unlike metals.
6
Q
- In the corrosion process, it is the cathodic area or dissimilar cathodic material that corrodes. In the galvanic or electro chemical series for metals, the most anodic metals are those that will give up electrons most easily.
A
Only 2 is true.
