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  • Total Questions: 151
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The benefit in Obtaining the API-571 Exam Certification

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  • Advanced Corrosion & Materials Professional will be confident and stand different from others as their skills are more trained than non-certified professionals.

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

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API-571 Exam topics

Candidates must know the exam topics before they start of preparation. Because it will really help them in hitting the core. Our API-571 exam dumps will include the following topics:

  • Identify the various mechanical and metallurgical failure mechanisms such as brittle fracture, steam blanketing, stress rupture, cracking, thermal shock, fatigue and corrosion.
  • Understand refining industry damage mechanisms used in uniform of localized loss in thickness phenomena.
  • Explore refining industry damage mechanisms for environment assisted cracking and be able to identify the other types of mechanisms.
  • Possess a general background on the scope, organization and use of API 571 and be able to review the standards and other references related to it.
  • Determine general damage mechanisms on uniform or localized loss thickness and explain the various types of corrosion related to it.
  • Explore damage mechanisms on high temperature corrosion including oxidation, sulfidation, carburization and metal dusting.
  • Knowledge of general damage mechanisms applicable to the industry and be able to identify their features and functions.

API Corrosion and Materials API-571 Exam

API Corrosion and Materials API-571 Exam is related to Advanced Corrosion & Materials Professional Certifications. This exam validates the knowledge and skills of corrosion engineers, corrosion processes among specialized inspectors, chemical engineers and other professionals across the entire petrochemical industry. Highly Specialized Inspectors, Corrosion Engineers and Chemical Engineers usually hold or pursue this certification and you can expect the same job role after completion of this certification.

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API API-571 Exam Syllabus Topics:

SectionObjectives
Damage Mechanisms- Uniform or Localized Loss of Thickness
  • 1. Galvanic Corrosion
  • 2. Flue Gas Dew Point Corrosion
  • 3. Corrosion Under Insulation (CUI)
  • 4. Atmospheric Corrosion
  • 5. Cooling Water Corrosion
  • 6. Caustic Corrosion
  • 7. CO2 Corrosion
  • 8. Flow-Accelerated Corrosion (FAC) / Flow-Assisted Corrosion
  • 9. Soil Corrosion
  • 10. Microbiologically Influenced Corrosion (MIC)
  • 11. Boiler Water / Condensate Corrosion
  • 12. Dealloying (Selective Leaching)
- High Temperature Corrosion (800°F / 425°C and above)
  • 1. Metal Dusting
  • 2. Sulfidation
  • 3. Fuel Ash Corrosion
  • 4. Carburization
  • 5. Nitriding
  • 6. Oxidation
- General / Mechanical
  • 1. Galvanic Corrosion
  • 2. Liquid Metal Embrittlement (LME)
  • 3. Corrosion Under Insulation (CUI)
  • 4. Metal Dusting
  • 5. Mechanical Fatigue
  • 6. Erosion/Erosion-Corrosion
  • 7. Softening (Spheroidization)
  • 8. 885°F (475°C) Embrittlement
  • 9. Zinc Embrittlement
  • 10. Atmospheric Corrosion
  • 11. Temper Embrittlement
  • 12. Strain Aging
  • 13. Thermal Fatigue
  • 14. Creep / Stress Rupture
  • 15. Sigma Phase Embrittlement
  • 16. Fretting / Fretting Corrosion
  • 17. Hydrogen Embrittlement
  • 18. Graphitization
  • 19. Vibration-Induced Fatigue
  • 20. Dissimilar Metal Weld (DMW) Cracking
  • 21. Stress Relief Cracking
  • 22. Cavitation
  • 23. Fatigue
  • 24. Brittle Fracture
- Environment-Assisted Cracking
  • 1. Amine Stress Corrosion Cracking
  • 2. Stress-Oriented Hydrogen-Induced Cracking (SOHIC)
  • 3. Caustic Stress Corrosion Cracking
  • 4. Carbonate Stress Corrosion Cracking
  • 5. Sulfide Stress Cracking (SSC) / Hydrogen Stress Cracking
  • 6. Hydrogen Embrittlement
  • 7. Ethanol Stress Corrosion Cracking (SCC)
  • 8. Chloride Stress Corrosion Cracking (Cl-SCC)
  • 9. Polythionic Acid Stress Corrosion Cracking (PTA-SCC)
  • 10. Hydrogen-Induced Cracking (HIC) / Stepwise Cracking
  • 11. Ammonia Stress Corrosion Cracking
- High-Temperature Hydrogen Attack (HTHA)
  • 1. Internal Hydrogen Attack (IHA)
  • 2. Decarburization

API Corrosion and Materials Professional Sample Questions:

Besides corrosion, what other damage mechanism in hydrofluoric (HF) acid service should inspectors be alert to?

  • A. Wet HF cracking
  • B. Stress corrosion cracking
  • C. Fluoride stress cracking
  • D. Hydrogen stress cracking
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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The type of organic acids in crude feedstocks that are of most concern for corrosion in crude unit overheads are those:

  • A. That are not soluble in naphtha
  • B. With low molecular weight
  • C. With naphthenic acids
  • D. That condense above the water dew point
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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(Sulfidation is known to be accelerated by the presence of:)

  • A. Hydrogen
  • B. Moisture
  • C. Amines
  • D. Chlorides
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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Hydrogen stress cracking is normally found in:

  • A. stainless steel internals such as trays.
  • B. the presence of sulfuric acid.
  • C. mild carbon steels at high temperatures and high hydrogen partial pressure.
  • D. high strength low alloy steels and carbon steels.
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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(Typically, surface decarburization will have what effect on steel components in high temperature service?)

  • A. Normally no detrimental effect
  • B. Accelerate stress cracking potential
  • C. Accelerate oxidation and sulfidation corrosion
  • D. Cause failure by lowering strength
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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