API-571 Exam Questions Tutorials

Corrosion and Materials Professional Questions and Answers

Question 53

In HF service, carbon steel operating above ________ should be closely monitored for loss in thickness and may need to be upgraded to Alloy 400.

Options:

150º F

175º F

160º F

200º F

Question 54

Which of the following materials is susceptible to carburization?

Options:

Low alloy steels

300 Series SS

400 Series SS

All of the above

Question 55

Caustic embrittlement is a form of stress corrosion cracking characterized by surface-initiated cracks that occur in piping and equipment exposed to caustic, primarily adjacent to non-PWHT welds. Which of the following materials is the most resistant to embrittlement?

Options:

Carbon steel

Nickel based alloys

Low alloy steels

400 Series SS

Question 56

The best way to prevent failures by atmospheric corrosion is to:

Options:

Have an aggressive inspection program.

Reduce airborne particulates.

Install and maintain appropriate coatings.

Shoot all birds that cross the plant fence.

Build new petrochemical facilities in a dry desert.

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Corrosion and Materials Professional Questions and Answers

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CompTIA

Fortinet

Microsoft

Salesforce