Exam Name: Corrosion and Materials Professional
Certification Provider: API
Corresponding Certification: ICP Programs
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- Total Questions: 151
- Updated on: Nov 02, 2026
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How to book the API-571 Exam
These are following steps for registering the API-571 exam. Step 1: Signup/Login to ICP Portal Step 2: Submit an application Step 3: After your application is approved, Select Date, time and confirm with payment method
Who should take the API-571 exam
The API Corrosion and Materials API-571 Exam certification is an internationally-recognized validation that identifies persons who earn it as possessing skilled as Advanced Corrosion & Materials Professional Certification. If a candidate wants significant improvement in career growth needs enhanced knowledge, skills, and talents. The API Corrosion and Materials API-571 Exam certification provides proof of this advanced knowledge and skill. If a candidate has knowledge of associated technologies and skills that are required to pass API Corrosion and Materials API-571 Exam then he should take this exam.
API API-571 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Materials Selection and Mitigation | - Corrosion control strategies
|
| Topic 2: Corrosion Mechanisms | - Aqueous corrosion
|
| Topic 3: General Knowledge of Damage Mechanisms | - Overview of degradation in refining environments
|
| Topic 4: Refining Process-Specific Damage | - FCC and sulfur recovery units
|
| Topic 5: Metallurgical Damage Mechanisms | - Embrittlement phenomena
|
| Topic 6: Environmentally Assisted Cracking | - Stress corrosion cracking
|
API Corrosion and Materials Professional Sample Questions:
The stream from a crude atmospheric overhead goes to the tube side of a shell-and-tube condenser with a temperature of 300°F (149°C) and a pressure of 10 psig (69 kPa). As the stream begins to condense water, its hydrochloric acid content lowers the water pH to about 4.0. Which of the following would be the best alloy selection for the tubes with cooling water on the shell side?
- A. 9 Cr-1 Mo Steel
- B. 316 Stainless Steel
- C. 410 Stainless Steel
- D. Titanium
Correct Answer: D 🗳️
Explanation: Only visible for PrepAwayExam members. You can sign-up / login (it's free).
The form of corrosion most often caused by sulfidation is typically described as:
- A. Localized erosion-corrosion
- B. General or uniform corrosion
- C. High-temperature corrosion
- D. Sulfide cracking corrosion
Correct Answer: B 🗳️
Explanation: Only visible for PrepAwayExam members. You can sign-up / login (it's free).
(The most effective protection of carbon steel pilings from soil-side corrosion is a combination of a:)
- A. Corrosion-resistant coating and a cathodic protection system
- B. Corrosion-resistant coating and a clean sand backfill
- C. Galvanizing and a cathodic protection system
- D. Clean sand backfill and a cathodic protection system
Correct Answer: A 🗳️
Explanation: Only visible for PrepAwayExam members. You can sign-up / login (it's free).
The 300 series stainless steels (austenitic stainless steels) are generally resistant to oxidation up to what temperature?
- A. 1400°F (760°C)
- B. 1500°F (815°C)
- C. 1600°F (871°C)
- D. 1300°F (704°C)
Correct Answer: B 🗳️
Explanation: Only visible for PrepAwayExam members. You can sign-up / login (it's free).
Which of the following can increase the corrosion rate of carbon steel via hydrofluoric (HF) acid corrosion?
- A. Weld hardness above 200 BHN
- B. HF acid concentration above 98%
- C. Oxygen contamination
- D. High nitrogen content in process
Correct Answer: A 🗳️
Explanation: Only visible for PrepAwayExam members. You can sign-up / login (it's free).
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