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Practice your Corrosion and Materials Professional certification test with free API-571 exam cram and take control of your certification preparation. At FreeExamCram, you can practice online for free using real API-571 exam dumps, verified questions, and expert-designed free online practice tests. Moreover our API API-571 exam cram backed by our confidence-boosting refund guarantee.

Exam Code: API-571
Exam Questions: 454
Corrosion and Materials Professional
Updated: 26 Nov, 2025
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Question 1

Which if the following materials are not susceptible to hydrogen stress cracking? 

Options :
Answer: C
Question 2

Many thermal fatigue cracks are filled with: 

Options :
Answer: C
Question 3

Phosphoric acid corrosion is usually found in ________ areas. 

Options :
Answer: B
Question 4

At a given pressure, the H²S concentration in the sour water _________ as temperature _________.

Options :
Answer: D
Question 5

The dewpoint of hydrochloric acid depends on the concentration of hydrogen chloride. It is typically about _________.

Options :
Answer: C
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