API 510 Pressure Vessel Inspector

API 570 Piping Inspector

API 653 Above Ground Storage Tank Inspector

API 1169 Pipe Line Inspector

API 936 Refractory Design, Installation, Inspection & Repair

API 580 Advance Knowledge of Risk Based Inspection

API 571 Advance Knowledge of Corrosion & Material

API 577 Advance Knowledge of Welding Inspection & Metallurgy