Exam Name: Corrosion and Materials Professional
Certification Provider: API
Corresponding Certification: ICP Programs
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Instant Download API : API-571 Questions & Answers
Check Updated on: Oct 21, 2026
No. of Questions: 151 Questions & Answers with Exam Engine
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API-571 Desktop Test Engine
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- Total Questions: 151
- Updated on: Oct 21, 2026
- Price: $59.00
API-571 PDF Practice Q&A's
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- Total Questions: 151
- Updated on: Oct 21, 2026
- Price: $59.00
API-571 Online Test Engine
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- Total Questions: 151
- Updated on: Oct 21, 2026
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In 2026, the atmosphere of the formal exam can be rehearsed at home. The PC test engine recreates it for the API-571 exam, and ExamPrepAway includes it with 151 verified practice questions.
API API-571 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Metallurgical Damage Mechanisms | - Embrittlement phenomena
|
| Environmentally Assisted Cracking | - Stress corrosion cracking
|
| Refining Process-Specific Damage | - FCC and sulfur recovery units
|
| Materials Selection and Mitigation | - Corrosion control strategies
|
| Corrosion Mechanisms | - Aqueous corrosion
|
| General Knowledge of Damage Mechanisms | - Overview of degradation in refining environments
|
API-571 Exam Practice FAQ
Every session in the test engine is scored and broken down, so you see clearly which topics you handle well and which ones keep costing you points. That picture tells you where your remaining study time belongs — a far better guide than rereading everything evenly.
AMPP/API ICP certification requirements typically include relevant industry experience and may require prior inspection or corrosion-related certifications depending on eligibility route.
You can confirm the current eligibility requirements on the official API-571 exam page before you register.
This package includes 151 practice questions for the API Corrosion and Materials Professional exam. Every answer is verified by an experienced team of experts, so you can trust what you study.
You can register for the API Corrosion and Materials Professional exam through the official channels:
Yes. Once downloaded, the online test engine keeps running without an internet connection, on Windows, Mac, Android, or iOS. That means practice continues on flights, in waiting rooms, and anywhere else your day takes you — your API-571 preparation never has to pause for a missing signal.
The API Corrosion and Materials Professional practice questions are organized around the official exam objectives. Key topics include:
- Refining Process-Specific Damage ()
- Corrosion Mechanisms ()
- Metallurgical Damage Mechanisms ()
Comparing your practice scores against these topics shows you where the next session should go.
Many candidates combine practice questions with official training. Recommended options include:
API Corrosion and Materials Professional Sample Questions:
Cooling water corrosion of exchanger tubes is typically increased by:
- A. Increasing the passivation layer.
- B. Decreasing the process temperature.
- C. Decreasing the cooling water outlet temperature.
- D. Increasing the oxygen content.
Correct Answer: D 🗳️
Explanation: Only visible for ExamPrepAway members. You can sign-up / login (it's free).
(Which damage mechanism occurs primarily as a result of exposure of interior vessel surfaces to air and moisture conditions during shutdown?)
- A. Sour water stress corrosion cracking
- B. Wet hydrogen sulfide cracking
- C. Polythionic acid stress corrosion cracking
- D. Carbonate stress corrosion cracking
Correct Answer: C 🗳️
Explanation: Only visible for ExamPrepAway members. You can sign-up / login (it's free).
Hydrogen stress cracking is normally found in:
- A. stainless steel internals such as trays.
- B. high strength low alloy steels and carbon steels.
- C. the presence of sulfuric acid.
- D. mild carbon steels at high temperatures and high hydrogen partial pressure.
Correct Answer: B 🗳️
Explanation: Only visible for ExamPrepAway members. You can sign-up / login (it's free).
Internal galvanic corrosion in piping near the joint of two dissimilar metals is best detected by external:
- A. Liquid-penetrant testing
- B. Eddy-current testing
- C. Metallographic examination
- D. Ultrasonic thickness testing
Correct Answer: D 🗳️
Explanation: Only visible for ExamPrepAway members. You can sign-up / login (it's free).
The type of organic acids in crude feedstocks that are of most concern for corrosion in crude unit overheads are those:
- A. That condense above the water dew point
- B. With low molecular weight
- C. With naphthenic acids
- D. That are not soluble in naphtha
Correct Answer: A 🗳️
Explanation: Only visible for ExamPrepAway members. You can sign-up / login (it's free).
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