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Exam API-571 topic 1 question 87 discussion

Actual exam question from API's API-571
Question #: 87
Topic #: 1
[All API-571 Questions]

Sulfuric acid promotes general and localized corrosion of carbon steel. Carbon steel heat affected zones may experience severe corrosion. Acid concentration, temperature, alloy content and ____________ are critical factors affecting sulfuric acid corrosion.

  • A. Pressure
  • B. Stress
  • C. Velocity
  • D. Ductility
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Suggested Answer: C 🗳️
by ahmadmm at Sept. 6, 2023, 2:30 a.m.

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ahmadmm
1 year, 4 months ago
Critical Factors of Sulufuric Acid Corrosion : - Acid concentration - Temperature - Alloy content - Velocity - Contamination, and - Presence of oxidizers.
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