api API-580 Exam Questions

Questions for the API-580 were updated on : Nov 21 ,2025

Page 1 out of 10. Viewing questions 1-15 out of 140

Question 1

Loss of containment is

  • A. Loss of fluid to the external environment
  • B. Container loss at the port authority
  • C. Risk related to containers
  • D. B& C
Answer:

A

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Question 2

Method used for consequence analysis should demonstrate the ability to provide

  • A. Just an analysis
  • B. No output is required
  • C. The required level of discrimination between higher and lower consequence equipment items.
Answer:

C

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Question 3

Consequence analysis will aid in preparation of

  • A. Risk ranking of equipment
  • B. To understand the probability of failures
  • C. To understand about equipment history
Answer:

A

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Question 4

Consequence side of the risk equation is normally managed by

  • A. Inspection alone
  • B. Process safety personnel
  • C. Management
  • D. B&C
Answer:

C

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Question 5

In RBI program discrimination between equipment items on the basis of significance of potential
failures.

  • A. Failure analysis
  • B. Determining failure modes
  • C. Consequence analysis
  • D. A& B
Answer:

D

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Question 6

Effective inspection program can be derived for RBI from

  • A. Proper NDE method best suited for deterioration mechanism
  • B. Inspection coverage
  • C. Inspection frequency
  • D. All the above
Answer:

D

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Question 7

If operating condition have changed, deterioration rates based on inspection data from the previous
operating conditions

  • A. Valid till the equipment exists with any change
  • B. May not be valid
  • C. Can be valid with some correction by engineers
Answer:

B

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Question 8

Aqueous chloride solution is carried into a sensitized stainless steel vessel, the following cracking
mechanism takes very rapidly depending on temperature.

  • A. Sulphide stress corrosion cracking
  • B. Leak can occur
  • C. Chloride stress corrosion cracking
Answer:

C

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Question 9

No deterioration found in the inspection program but still failure can occur under the following
conditions.

  • A. During plant construction period
  • B. As a result of change or process upset condition
  • C. All the above
Answer:

B

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Question 10

Failure mode can primarily affects the

  • A. Magnitude
  • B. Consequences
  • C. A&B
Answer:

A

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Question 11

If the material of construction and internal/external conditions are the same

  • A. Inspection results can be related from one equipment can be related to the other equipment
  • B. We cannot do that, since we do not know about it
  • C. Need to consult Equipment Engineer for final decision
Answer:

A

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Question 12

Deterioration for specific process equipment is not available, this can be sourced from

  • A. Published data
  • B. Experience with other similar equipment
  • C. Previous inspection data
  • D. All the above
Answer:

A

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Question 13

Deterioration susceptibility and rate can be done

  • A. By grouping the same material of construction/similar process/environment
  • B. Not possible to group under any circumstances
  • C. By random inspection method
Answer:

A

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Question 14

In general the probability of failure is determined by

  • A. Deterioration mechanism
  • B. Effectiveness of inspection program
  • C. Consequence detailed
  • D. A& B
Answer:

A

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Question 15

Qualitative assessment is done on the basis of

  • A. Knowledge of operating History
  • B. Inspection plans
  • C. Possible material deteriorations
  • D. All the above
Answer:

A

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