API API-510 Practice Exams
Last updated on Oct 22,2026- Exam Code: API-510
- Exam Name: Pressure Vessel Inspector
- Certification Provider: API
- Latest update: Oct 22,2026
The definition of a construction code is?
- A . Any standard used to build a vessel
- B . Any technique of construction
- C . Any standard used to repair vessel
- D . The Code or standard to which a vessel was originally built
API-510 requires a hydrostatic test to be performed at what interval during the vessel’s service life?
- A . After each shutdown
- B . Every 5 years
- C . Every 10 years
- D . Only after major repairs
Explain the process and benefits of integrating API-510 inspection standards with ISO 9001 quality management systems.
Unless there is indicative information on the brittle characteristics of the vessel material, the test temperature of the metal during a pressure test need not exceed what temperature?
- A . 130˚F
- B . 120°F
- C . 60°F
- D . 200˚F
Explain the API-510 provisions regarding the frequency and extent of inspections required after a pressure vessel has been altered or repaired.
Describe the training requirements for new inspectors under API-510.
Who must be consulted before the repair of a crack at a discontinuity where stress concentrations may be serious?
- A . The owner-user
- B . The pressure vessel engineer
- C . The National Board inspector
- D . The vessel manufacturer
Under API-510, which type of inspection is mandatory after the alteration of a pressure vessel?
- A . External inspection
- B . Internal inspection
- C . Ultrasonic testing
- D . Radiography
Explain how API-510 assists in determining the repair or replacement decisions for damaged pressure vessels.
The surface remote from a welded joint is defined as:
- A . For vessels with inside diameters less than 60 inches 20 inches or ½ the vessel diameter
- B . 1 inch on either side of the weld or twice the minimum thickness whichever is greater
- C . 1 inch on either side of the weld or twice the minimum thickness whichever is less
- D . 2 inches on either side of the weld