Credential brief
What this credential covers
API 510 is an individual certification for personnel involved with in-service inspection, rating, repair, and alteration of pressure vessels. It is designed for pressure-equipment inspectors, mechanical-integrity personnel, and engineers who meet api eligibility requirements.
- inspection and examination
- corrosion and remaining life
- rerating, repair, and alteration
- code calculations and reference navigation
Primary source
Verify before you act
Exam policies, fees, references, and eligibility can change. HoldPoint is independent and uses American Petroleum Institute as the authority for current program facts.
Official API sourceEDITORIAL REVIEW: AUGUST 2026