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API-571 Reviews Questions

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Total 454 questions

Corrosion and Materials Professional Questions and Answers

Question 41

Changing to a more corrosion resistant and/or higher hardness material _________ improve cavitation resistance.

Options:

A.

Will

B.

May

C.

Will not

D.

May not

Question 42

_________ is a selective corrosion mechanism in which one or more constituents of an alloy are preferentially attacked leaving a lower density often porous structure.

Options:

A.

Phenol corrosion

B.

Dealloying

C.

Carburization

D.

Preferentially weld attack

Question 43

Damage from sigma phase appears in the form of ________.

Options:

A.

Corrosion

B.

Hardness

C.

Cracking

D.

Ductility

Question 44

Which of the following alkanolamine systems is the most aggressive in causing amine corrosion?

Options:

A.

Monoethanolamine (MEA)

B.

Diglycolamine (DGA)

C.

Diethanolamine (DEA)

D.

Methyldiethanolamine (MDEA)

Page: 11 / 17
Total 454 questions