Exam Name: Welding Inspection And Metallurgy
Certification Provider: API
Corresponding Certification: ICP Programs
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Updated: Nov 11, 2026
No. of Questions: 112 Questions & Answers
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- Total Questions: 112
- Updated on: Nov 11, 2026
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- Total Questions: 112
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- Total Questions: 112
- Updated on: Nov 11, 2026
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API API-577 Exam Overview:
| Certification Vendor: | American Petroleum Institute |
|---|---|
| Exam Name: | API 577 - Welding Inspection and Metallurgy |
| Exam Number: | API 577 |
| Related Certifications: | API 653 API 510 API 570 |
| Exam Format: | Multiple Choice Exam |
| Available Languages: | English |
| Recommended Training: | American Welding Society (AWS) Training Resources API 577 Training Courses (API or approved providers) |
| Exam Registration: | API Individual Certification Programs (ICP) Pearson VUE API Exams |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Computer-based exam delivered via authorized test centers (commonly Pearson VUE network) or approved proctoring arrangements. |
| Pre Condition: | Recommended experience in welding, fabrication, or inspection in the oil and gas or related industries; familiarity with ASME/API codes is beneficial. |
| Official Syllabus URL: | https://www.api.org/products-and-services/individual-certification-programs |
API API-577 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Welding Defects and Imperfections | - Cracks, porosity, slag inclusion, and lack of fusion - Causes and prevention of weld discontinuities |
| Welding Procedures and Qualification | - Applicable codes and standards overview - WPS, PQR, and welder performance qualification |
| Welding Processes and Techniques | - Common welding processes (SMAW, GTAW, GMAW, SAW) - Welding parameters and heat input fundamentals |
| Inspection and Testing Methods | - Visual inspection techniques and acceptance criteria - NDE methods (RT, UT, PT, MT) overview |
| Welding Metallurgy | - Steel microstructures and phase transformations - Heat affected zone (HAZ) behavior and properties |
Answers About the API Welding Inspection And Metallurgy Practice Package
Many candidates combine practice questions with official training. Recommended options include:
This package includes 112 practice questions for the API Welding Inspection And Metallurgy exam. Every answer is verified by an experienced team of experts, so you can trust what you study.
Yes. The online test engine runs entirely in a web browser, which is why it works identically on Windows, Mac, Android, and iOS without any installation. If you can open a browser, you can practice — on a computer at home or a phone on the move.
You can register for the API Welding Inspection And Metallurgy exam through the official channels:
The PC test engine installs on Windows and runs on a standard Java environment, which most computers already have or can add in minutes. Once installed, it simulates the real exam scenario with timed sessions, automatic scoring, and mistake tracking — a full practice lab on your own computer.
The API Welding Inspection And Metallurgy practice questions are organized around the official exam objectives. Key topics include:
- Welding Procedures and Qualification ()
- Inspection and Testing Methods ()
- Welding Processes and Techniques ()
Coverage follows the official syllabus, so your practice time always maps to exam content.
Recommended experience in welding, fabrication, or inspection in the oil and gas or related industries; familiarity with ASME/API codes is beneficial.
You can confirm the current eligibility requirements on the official API-577 exam page before you register.
API Welding Inspection And Metallurgy Sample Questions:
Which of the following transfer methods associated with GMAW is characterized by a highly directed stream of discrete drops that are accelerated by arc forces, and negligible spatter?
- A. Pulsed droplet transfer
- B. Spray transfer
- C. Short circuiting transfer
- D. Globular transfer
Correct Answer: B 🗳️
General awareness of metallurgy is important to the welding inspector because:
- A. Physical properties of the final weldment can be significantly affected by preheat and postweld heat treatment (PWHT).
- B. A thorough knowledge of weld metal structures is necessary to understand weldability.
- C. The crystalline structure of base metals affects the resulting structure of the weld.
- D. Welding processes can affect both mechanical and corrosion properties of a weldment.
Correct Answer: D 🗳️
Which of the following weld flaws is described as a subsurface terrace and step-like crack weakened by dispersed planar-shaped inclusions?
- A. Lamellar tearing
- B. Hydrogen cracking
- C. Hot cracking
- D. Sulfite stringers
Correct Answer: A 🗳️
According to the PQR 8025, does the thickness range qualified concur with the thickness range as stated on the WPS 802?
- A. No, the material thickness on the PQR should be .375"
- B. No, the PQR thickness should have been .560"
- C. Yes, the PQR qualifies the ranges as stated on the WPS
- D. Yes, but only for thicknesses greater than .280"
Correct Answer: C 🗳️
Stud arc welding is a specialized process predominantly limited to welding:
- A. Non-pressure-containing welds.
- B. Insulation and refractory pins.
- C. Non-load-bearing welds.
- D. Flat position welds.
Correct Answer: B 🗳️
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