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API 510 Pressure Vessel Inspector VIP Certification Exam
API 510 — The API 510 Pressure Vessel Inspection Code certification exam is administered by the American Petroleum Institute (API); it consists of approximately 150 questions in closed-book and open-book sections (3.5 hours total) and requires a 70% passing score, testing inspection, repair, alteration, and rerating of in-service pressure vessels in petroleum and chemical plant service.
29
Questions
120m
Time Limit
70.00%
To Pass
Question 1 of 29👑 VIP
A carbon steel pressure vessel operating in a refinery hydroprocessing unit has a shell with an inside radius of 24 inches. The design pressure is 450 psig and the allowable stress for the shell material is 17,500 psi. The weld joint efficiency is 1.0. Using the ASME Section VIII, Division 1 formula for cylindrical shells under internal pressure, what is the minimum required thickness of the shell?
Questions 2–29 and full explanations are VIP-exclusive.