API API-510 Practice Exams
Last updated on Oct 21,2026- Exam Code: API-510
- Exam Name: Pressure Vessel Inspector
- Certification Provider: API
- Latest update: Oct 21,2026
Explain the importance of periodic audit reviews in maintaining API-510 compliance for pressure vessel operations.
In API-510, which is not considered a standard practice for extending the life of a pressure vessel?
- A . Regular cleaning and maintenance
- B . Application of a corrosion inhibitor
- C . Increasing the operating temperature to reduce viscosity
- D . Periodic recoating of internal surfaces
The inspection interval between internal or on-stream inspection shall not exceed which of the following?
- A . One half the estimated remaining life or 15 years whichever is less
- B . One half the estimated remaining life or 10 years whichever is greater
- C . One half the estimated remaining life or 10 years whichever is less
- D . One half the estimated remaining life or 15 years whichever is greater
Which document is referenced by API-510 for the guidelines on pressure relieving systems?
- A . API 520
- B . API 650
- C . API 653
- D . API 579
In API-510, what is the minimum required interval for external inspections if no RBI (Risk-Based Inspection) is implemented?
- A . 1 year
- B . 5 years
- C . 10 years
- D . 15 years
API-510 mandates the consideration of which factors for rerating a pressure vessel?
- A . Design temperature and pressure only
- B . Corrosion rates and materials of construction
- C . Design temperature, pressure, and material properties
- D . Only the original design criteria
An on-stream inspection can NOT be substituted for an internal inspection unless the remaining life exceeds:
- A . 2 years
- B . 4 years
- C . 5 years
- D . 10 years
Describe the process for re-certifying a pressure vessel that has been out of service for an extended period according to API-510.
After a vessel has been placed in service, what Code is used to evaluate?
- A . ASME Section VIII
- B . ASME Section V
- C . API 572
- D . API 510
API 510 covers vessels constructed to which fabrication codes?
- A . only ASME B&PV Section VIII
- B . only ASME B&PV Section VIII and the API/ASME Code for Unfired Pressure Vessels
- C . ASME B&PV Section VIII and other current codes (except French vessel code)
- D . any fabrication code