# API - American Petroleum Institute Certification — Practice Test Geeks
# https://practicetestgeeks.com/llms/api-american-petroleum-institute-certification.txt
# Updated: 2026-06-03

> Free API - American Petroleum Institute Certification practice tests and study guides. Free American Petroleum Institute practice test with questions and answer explanations. Prepare for the American Petroleum Institute exam with instant... Language: English. Region: US.

## Overview

- **Category**: API - American Petroleum Institute Certification
- **Main page**: https://practicetestgeeks.com/american-petroleum-institute-certification-test
- **Language**: English | **Region**: US
- **Practice tests**: 25 tests, 181 questions total
- **Exam simulation**: Full-length 170-question timed exam (240 min, 70% pass mark)
- **Study guides / articles**: 2 published

## Exam Simulations (Full-Length, Timed, Scored)

Simulates real exam conditions: question count, time limit, passing score, domain weighting.

- [API 510 Pressure Vessel Inspector Certification Exam](https://practicetestgeeks.com/api/exam) — 170 questions, 240 min, 70% pass
  The API 510 certification validates the knowledge and skills of pressure vessel inspectors, ensuring they can perform inspections, repairs, and altera

## Practice Tests (25 available)

- [API Drilling and Production 1](https://practicetestgeeks.com/free-api-drilling-and-production-questions-and-answers) (9 questions)
- [API  Inspection and Maintenance 1](https://practicetestgeeks.com/inspection-and-maintenance-in-american-petroleum-institute-certification-api-practice-test-exam) (9 questions)
- [API Quality Control and Materials 1](https://practicetestgeeks.com/free-api-quality-control-and-materials-questions-and-answers) (9 questions)
- [API Risk-Based Inspection and Management 1](https://practicetestgeeks.com/free-api-risk-based-inspection-and-management-questions-and-answers) (9 questions)
- [API Risk-Based Inspection and Management 2](https://practicetestgeeks.com/api/questions/risk-based-inspection-and-management-2) (7 questions)
- [API Risk-Based Inspection and Management 5](https://practicetestgeeks.com/api/questions/risk-based-inspection-and-management-5) (7 questions)
- [API Risk-Based Inspection and Management 3](https://practicetestgeeks.com/api/questions/risk-based-inspection-and-management-3) (7 questions)
- [API Quality Control and Materials 2](https://practicetestgeeks.com/api/questions/quality-control-and-materials-2) (7 questions)
- [API Quality Control and Materials 4](https://practicetestgeeks.com/api/questions/quality-control-and-materials-4) (7 questions)
- [API Quality Control and Materials 5](https://practicetestgeeks.com/api/questions/quality-control-and-materials-5) (7 questions)
- [API Quality Control and Materials 3](https://practicetestgeeks.com/api/questions/quality-control-and-materials-3) (7 questions)
- [API Drilling and Production 4](https://practicetestgeeks.com/api/questions/drilling-and-production-4) (7 questions)
- [API Drilling and Production 5](https://practicetestgeeks.com/api/questions/drilling-and-production-5) (7 questions)
- [API Drilling and Production 2](https://practicetestgeeks.com/api/questions/drilling-and-production-2) (7 questions)
- [API Drilling and Production 3](https://practicetestgeeks.com/api/questions/drilling-and-production-3) (7 questions)
- [API Inspection and Maintenance 3](https://practicetestgeeks.com/api/questions/inspection-and-maintenance-3) (7 questions)
- [API Inspection and Maintenance 4](https://practicetestgeeks.com/api/questions/inspection-and-maintenance-4) (7 questions)
- [API Inspection and Maintenance 5](https://practicetestgeeks.com/api/questions/inspection-and-maintenance-5) (7 questions)
- [API Inspection and Maintenance 2](https://practicetestgeeks.com/api/questions/inspection-and-maintenance-2) (7 questions)
- [API Corrosion & Damage Mechanisms 3](https://practicetestgeeks.com/api/questions/corrosion-damage-mechanisms-3) (7 questions)
- [API Corrosion & Damage Mechanisms 2](https://practicetestgeeks.com/api/questions/corrosion-damage-mechanisms-2) (7 questions)
- [API Risk-Based Inspection and Management 4](https://practicetestgeeks.com/api/questions/risk-based-inspection-and-management-4) (7 questions)
- [API Corrosion & Damage Mechanisms 1](https://practicetestgeeks.com/api/questions/corrosion-damage-mechanisms) (7 questions)
- [API API Pressure Vessels & Storage Tank Standards 2](https://practicetestgeeks.com/api-api-pressure-vessels-storage-tank-standards-2-practice-test) (6 questions)
- [API API Pressure Vessels & Storage Tank Standards 3](https://practicetestgeeks.com/api-api-pressure-vessels-storage-tank-standards-3-practice-test) (6 questions)

## Articles & Study Guides

- [API (American Petroleum Institute Certification) Test: Your Guide](https://practicetestgeeks.com/american-petroleum-institute-certification-test)

## Reference Pages

- [API Practice Test](https://practicetestgeeks.com/api-practice-test-questions-video-answers)

## About Practice Test Geeks

PracticeTestGeeks.com — free practice tests, exam simulations, and study guides for 5,000+ certifications and licensing exams. No signup. Questions include detailed explanations.

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