The Plant Inspection Nigeria Ltd. runs preparatory classes in Port Harcourt for API Individual Certification Program (ICP) exams: API 510 (pressure vessels), API 570 (piping), API 653 (above-ground storage tanks), API 571 (corrosion and materials), API 577 (welding inspection and metallurgy), API 580 (risk-based inspection) and API 936 (refractory), plus API 4G rig drilling structure inspection.
- Location
- 16 Ohaeto Street, D/Line, Port Harcourt
- Covers
- API 510 · API 570 · API 653 · API 571 · API 577 · API 580 · API 936 · API 4G
- Enquiries
- +234 902 481 8312
- Provider
- The Plant Inspection Nigeria Ltd.
About API certification
We provide preparatory classes for American Petroleum Institute (API) certification examinations. API's Individual Certification Programs (ICP) give the petroleum and petrochemical industries an independent and unbiased way to evaluate the knowledge of technical and inspection personnel. The programmes are based on industry-developed standards that are recognised and used with confidence worldwide.
API courses we provide
Pressure Vessel Inspection
Broad knowledge of maintenance, inspection, repair and alteration of pressure vessels.
Piping Inspection
Maintenance, inspection, alteration and repair of in-service metallic piping systems.
Above-ground Storage Tanks
Tank inspection and repair of above-ground storage tanks, meeting the minimum qualifications.
Corrosion & Materials
For inspectors, corrosion and chemical engineers validating deep knowledge of corrosion processes.
Welding Inspection & Metallurgy
Welding processes, inspection and metallurgy for refinery and petrochemical equipment.
Risk-based Inspection
Documented evidence of advanced knowledge of RBI, based on API RP 580.
Refractory Personnel
Installation, inspection, testing and repair of refractory linings.
Rig Drilling Structures
Inspection of drilling and well-servicing structures.


Who should attend?
- Inspectors seeking API certification
- Corrosion and materials engineers
- Chemical and mechanical engineers
- QA/QC and maintenance professionals
- Refractory personnel
- Rig and drilling structure inspectors
Certified inspectors can join our third-party inspection team. For hands-on testing skills see NDT training.
Frequently asked questions
Which API courses do you offer?
Preparatory classes for API 510, 570, 653, 571, 577, 580 and 936, plus API 4G rig drilling structure inspection.
Do you conduct the API exam?
We provide preparatory classes. The certification examinations themselves are administered by the American Petroleum Institute.
What is API 570?
API 570 certifies piping inspectors with broad knowledge of maintenance, inspection, alteration and repair of in-service metallic piping systems.
What is API 510?
API 510 certifies pressure vessel inspectors with knowledge of maintenance, inspection, repair and alteration of pressure vessels.
What is API 653?
API 653 certifies above-ground storage tank inspectors in tank inspection and repair.
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