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API 510 - Pressure Vessel Inspector Program

The American Petroleum Institute’s authorized pressure vessel inspectors must have a broad knowledge base relating to maintenance, inspection, repair, and alteration of pressure vessels. The API Pressure Vessel Inspector Certification examination is designed to determine if individuals have such knowledge.

The program benefits employers and the industry as a whole by helping to:
  • improve management control of process unit operation, repair, and maintenance
  • reduce the potential for inspection delays 
  • provide a continued high level of safety through the use of highly specialized and experienced inspectors

API 510 certification is valid for a three-year term. 


510 Qualification Requirements

510 Exam Information
PDF Icon  510 Sample Exam Questions

PDF Icon  510 Body of Knowledge For May 2015 - January 2016 exam administrations
PDF Icon  510 Publications Effectivity Sheet For May 2015 - January 2016 exam administrations

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Recertification Requirements
PDF Icon  API 510 Recertification Quiz Effectivity Sheet
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