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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.

What is the duration of the API-571 Exam

  • Length of Examination: 3.25 hours
  • Format: Multiple choices, multiple answers
  • Number of Questions: 70

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

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.

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API API-571 Exam Syllabus Topics:

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

API Corrosion and Materials Professional Sample Questions:

(Which of the following is the appropriate method for monitoring hydrochloric acid corrosion susceptibility in an atmospheric crude unit?)

  • A. Ultrasonic thickness measurements of water injection points
  • B. Using strategically placed corrosion probes or corrosion coupons
  • C. Measuring the pH of the water in the boot of the overhead accumulator
  • D. Manual or automatic ultrasonic scanning or profile radiographing of piping, vessels, and exchangers in the system
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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Which of the following can increase the corrosion rate of carbon steel via hydrofluoric (HF) acid corrosion?

  • A. Oxygen contamination
  • B. HF acid concentration above 98%
  • C. Weld hardness above 200 BHN
  • D. High nitrogen content in process
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

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

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

Correct Answer: B  🗳️

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

At which of the following temperatures would the highest atmospheric corrosion rates be expected?

  • A. 200°F (93°C)
  • B. 250°F (120°C)
  • C. 175°F (79°C)
  • D. 275°F (135°C)
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

(Graphitization occurs in:)

  • A. Stainless steel
  • B. Aluminum
  • C. Carbon steel
  • D. Monel
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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