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Pursuing good material and a better life is instinct. Become a capable person first — with the API Corrosion and Materials Professional sure answers at TestKingFree: 151 practice questions for the API-571 exam.

API API-571 Exam Syllabus Topics:

SectionObjectives
Topic 1: Environmentally Assisted Cracking- Stress corrosion cracking
  • 1. Chloride stress corrosion cracking
    • 2. Caustic cracking
      - Hydrogen-related damage
      • 1. Hydrogen blistering
        • 2. Hydrogen embrittlement
          • 3. Hydrogen induced cracking (HIC)
            Topic 2: Corrosion Mechanisms- Aqueous corrosion
            • 1. Crevice corrosion
              • 2. Uniform corrosion
                • 3. Pitting corrosion
                  • 4. Microbiologically influenced corrosion (MIC)
                    • 5. Galvanic corrosion
                      - High-temperature corrosion
                      • 1. Sulfidation
                        • 2. Oxidation
                          • 3. Carburization
                            Topic 3: General Knowledge of Damage Mechanisms- Overview of degradation in refining environments
                            • 1. Materials performance fundamentals
                              • 2. Damage mechanism classification
                                Topic 4: Materials Selection and Mitigation- Corrosion control strategies
                                • 1. Coatings and linings
                                  • 2. Material selection principles
                                    • 3. Corrosion inhibitors
                                      Topic 5: Refining Process-Specific Damage- FCC and sulfur recovery units
                                      • 1. High-temperature sulfidic corrosion
                                        • 2. Erosion-corrosion interactions
                                          - Hydroprocessing units
                                          • 1. Hydrogen attack mechanisms
                                            • 2. High-pressure hydrogen service degradation
                                              Topic 6: Metallurgical Damage Mechanisms- High-temperature degradation
                                              • 1. Graphitization
                                                • 2. Creep damage
                                                  • 3. Thermal fatigue
                                                    - Embrittlement phenomena
                                                    • 1. Sigma phase embrittlement
                                                      • 2. Temper embrittlement

                                                        API-571 Exam FAQ — Better Than Yesterday

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                                                        The API Corrosion and Materials Professional is API's certification exam for API 571 Corrosion and Materials Professional, at the Professional level. Capability comes first; certification displays it. Related credentials include API 510, API 570, API 653, API 580, API 936.

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                                                        The API Corrosion and Materials Professional blueprint spans 6 domains — including Environmentally Assisted Cracking, Corrosion Mechanisms, Metallurgical Damage Mechanisms. Aim effort at the heavy domains first; the complete outline above lists every subtopic.

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                                                        After any course, acquire the essential content with the 151 practice questions for the API Corrosion and Materials Professional — every answer expert-verified.

                                                        AMPP/API ICP certification requirements typically include relevant industry experience and may require prior inspection or corrosion-related certifications depending on eligibility route. Eligibility rules change over time, so verify the current requirements on the official page (official API-571 exam page) before registering.

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                                                        API Corrosion and Materials Professional Sample Questions:

                                                        The likelihood of brittle fracture is best lessened by:

                                                        • A. Using thicker construction materials to lower the resulting stress
                                                        • B. Using carbon or low-alloy steels
                                                        • C. Frequent inspection of the piping or equipment involved
                                                        • D. Postweld heat treatment (PWHT)
                                                        Reveal Solution  Discussion  0

                                                        Correct Answer: D  🗳️

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

                                                        Differential expansion in bimetallic welds can give rise to:

                                                        • A. Galvanic cracking
                                                        • B. Stress corrosion cracking
                                                        • C. Reheat cracking
                                                        • D. Thermal fatigue
                                                        Reveal Solution  Discussion  0

                                                        Correct Answer: D  🗳️

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

                                                        The best method for finding damage from sigma phase embrittlement is:

                                                        • A. Hardness testing
                                                        • B. Ductility testing
                                                        • C. Magnetic particle testing
                                                        • D. Metallographic testing
                                                        Reveal Solution  Discussion  0

                                                        Correct Answer: D  🗳️

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

                                                        (Chloride stress corrosion cracking of 300 series stainless steel initially becomes a concern at a metal temperature above:)

                                                        • A. 100 °F (38 °C)
                                                        • B. 140 °F (60 °C)
                                                        • C. 212 °F (100 °C)
                                                        • D. 180 °F (82 °C)
                                                        Reveal Solution  Discussion  0

                                                        Correct Answer: B  🗳️

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

                                                        Which of the following is the most significant result of spheroidization in steels?

                                                        • A. Increased hardness
                                                        • B. Loss of strength
                                                        • C. Loss of ductility
                                                        • D. Increased potential for stress corrosion cracking
                                                        Reveal Solution  Discussion  0

                                                        Correct Answer: B  🗳️

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

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