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Compare the API inspector exams
Side-by-side comparisons of API 510, API 570 and API 653: format, codes, calculations and who each certification is for.
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API 510 vs API 570
Both exams have the same format: 170 questions (140 scored), 110 closed book and 60 open book, over a 7.5-hour day at a Prometric test center.
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API 570 vs API 653
Same exam format, different equipment.
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API 510 vs API 653
API 510 is the pressure vessel exam, built on ASME Section VIII Division 1 and API 510 interval and repair rules.
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