Pitting, and intergranular Corrosion

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Pitting corrosion extremely localized corrosion that leads to the formation of small holes in the metal. *

1 point

True

False

This corrosion observed Where the boundaries of crystallites of the material are more susceptible to corrosion than their insides is called intergranular corrosion *

1 point

True

False

____ corrosion is visually recognizable as in the case of weld decay *

1 point

pitting

Intergranular

sterss

galvanic

In Pitting corrosion small area of metal is acts as *

1 point

cathod

anode

none of them

___can be initiated by a small surface defect or scratch or damage to the protective coating. *

1 point

pitting

wet corrosion

dry corrosion

corrosion

Difficult to monitor and very dangerous form of corrosion *

1 point

pitting corrosion

galvanic corrosion

dry corrosion

stress corrosion

A single pit in a critical point can cause a great deal of damage *

1 point

True

False

____corrosion observed Where the boundaries of crystallites of the material are more susceptible to corrosion than their insides *

1 point

Pitting corrosion

Intergranular corrosion

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