API API-571 Q&A - in .pdf

  • API-571 pdf
  • Exam Code: API-571
  • Exam Name: Corrosion and Materials Professional
  • Updated: Nov 08, 2026
  • Q & A: 151 Questions and Answers
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API API-571 Q&A - Testing Engine

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  • Exam Code: API-571
  • Exam Name: Corrosion and Materials Professional
  • Updated: Nov 08, 2026
  • Q & A: 151 Questions and Answers
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API-571 exam dumps

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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.

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  • Advanced Corrosion & Materials Professional certification has more useful and relevant networks that help them in setting career goals for themselves. Advanced Corrosion & Materials Professional networks provide them with the right career direction than non certified usually are unable to get.
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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

How much API-571 Exam Cost

The price of the API-571 exam is $365 USD.

Reference: http://www.api.org/products-and-services/individual-certification-programs/certifications/api571#tab_exam-info

API API-571 Exam Syllabus Topics:

SectionObjectives
Corrosion Mechanisms- High-temperature corrosion
  • 1. Sulfidation
    • 2. Oxidation
      • 3. Carburization
        - Aqueous corrosion
        • 1. Uniform corrosion
          • 2. Pitting corrosion
            • 3. Galvanic corrosion
              • 4. Microbiologically influenced corrosion (MIC)
                • 5. Crevice corrosion
                  Materials Selection and Mitigation- Corrosion control strategies
                  • 1. Material selection principles
                    • 2. Corrosion inhibitors
                      • 3. Coatings and linings
                        General Knowledge of Damage Mechanisms- Overview of degradation in refining environments
                        • 1. Damage mechanism classification
                          • 2. Materials performance fundamentals
                            Environmentally Assisted Cracking- Stress corrosion cracking
                            • 1. Chloride stress corrosion cracking
                              • 2. Caustic cracking
                                - Hydrogen-related damage
                                • 1. Hydrogen embrittlement
                                  • 2. Hydrogen induced cracking (HIC)
                                    • 3. Hydrogen blistering
                                      Metallurgical Damage Mechanisms- Embrittlement phenomena
                                      • 1. Sigma phase embrittlement
                                        • 2. Temper embrittlement
                                          - High-temperature degradation
                                          • 1. Graphitization
                                            • 2. Creep damage
                                              • 3. Thermal fatigue
                                                Refining Process-Specific Damage- FCC and sulfur recovery units
                                                • 1. High-temperature sulfidic corrosion
                                                  • 2. Erosion-corrosion interactions
                                                    - Hydroprocessing units
                                                    • 1. High-pressure hydrogen service degradation
                                                      • 2. Hydrogen attack mechanisms

                                                        API Corrosion and Materials Professional Sample Questions:

                                                        Question #1

                                                        Brittle fracture of a component is closely related to:

                                                        • A. Ductility
                                                        • B. Tensile strength
                                                        • C. Material toughness
                                                        • D. Number of thermal cycles
                                                        Reveal Solution  Discussion  0

                                                        Correct Answer: C  🗳️

                                                        Explanation: Only visible for Prep4sureExam members. You can sign-up / login (it's free).

                                                        Question #2

                                                        Steel hardness and strength are critical factors for what type of damage mechanism?

                                                        • A. Polythionic acid cracking
                                                        • B. Amine stress corrosion cracking
                                                        • C. Carbonate corrosion stress cracking
                                                        • D. Hydrogen stress cracking-HF
                                                        Reveal Solution  Discussion  0

                                                        Correct Answer: D  🗳️

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                                                        Question #3

                                                        Which of the following can cause hydrogen embrittlement of carbon steel?

                                                        • A. Improper postweld heat treatment (PWHT)
                                                        • B. Cleaning and pickling in caustic solutions
                                                        • C. Welding with wet electrodes
                                                        • D. High-temperature hydrogen attack (HTHA)
                                                        Reveal Solution  Discussion  0

                                                        Correct Answer: A  🗳️

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                                                        Question #4

                                                        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. That are not soluble in naphtha
                                                        • C. With naphthenic acids
                                                        • D. With low molecular weight
                                                        Reveal Solution  Discussion  0

                                                        Correct Answer: A  🗳️

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                                                        Question #5

                                                        Which of the following is related to all wet H#S damage mechanisms?

                                                        • A. pH of <7 with dissolved H#S present
                                                        • B. Absorption and permeation of hydrogen
                                                        • C. Water vapor in the hydrocarbon phase
                                                        • D. Localized zones of weld HAZ hardness above 200 HB
                                                        Reveal Solution  Discussion  0

                                                        Correct Answer: B  🗳️

                                                        Explanation: Only visible for Prep4sureExam members. You can sign-up / login (it's free).

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