Exam Name: Welding Inspection And Metallurgy
Certification Provider: API
Corresponding Certification: ICP Programs
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Instant Download API : API-577
Check Updated on: Nov 02, 2026
No. of Questions: 112 Questions & Answers with Exam Engine
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API API-577 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Inspection and Testing Methods | - Visual inspection techniques and acceptance criteria - NDE methods (RT, UT, PT, MT) overview |
| 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 Metallurgy | - Heat affected zone (HAZ) behavior and properties - Steel microstructures and phase transformations |
| Welding Processes and Techniques | - Common welding processes (SMAW, GTAW, GMAW, SAW) - Welding parameters and heat input fundamentals |
API Welding Inspection And Metallurgy Exam: Decide With Evidence
API recommends these training resources for the API Welding Inspection And Metallurgy exam:
- API 577 Training Courses (API or approved providers)
- American Welding Society (AWS) Training Resources
Follow the training with steady self-testing — the 112 practice questions from ActualVCE help you apply theory and fill any gaps the training leaves.
The API-577 exam is a API certification exam validating the API Welding Inspection And Metallurgy syllabus shown above. It belongs to these credential paths: API 510, API 570, API 653. Candidates in 2026 start with ActualVCE's 112 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
ActualVCE issues a full refund if you take the API Welding Inspection And Metallurgy exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
The official API Welding Inspection And Metallurgy outline defines 5 domains. The leading three are Welding Procedures and Qualification, Welding Metallurgy, and Welding Defects and Imperfections. The full list is in the topics section above, and ActualVCE's 112 practice questions cover each one.
The official API page publishes the current question count and duration; review it before your test date.
Recommended experience in welding, fabrication, or inspection in the oil and gas or related industries; familiarity with ASME/API codes is beneficial. Since requirements change over time, confirm the latest on the official API exam page before scheduling.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 112 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
Scoring and fees are published by API and may change; verify the current figures on the official site.
Computer-based exam delivered via authorized test centers (commonly Pearson VUE network) or approved proctoring arrangements. Register for the API Welding Inspection And Metallurgy exam through these official channels:
After booking, ActualVCE delivers your practice questions within 1 minute — preparation starts the same day.
API Welding Inspection And Metallurgy Sample Questions:
As a result of welding, metals with a high coefficient of thermal expansion are:
- A. More susceptible to distortion during welding.
- B. Less susceptible to cracking during welding.
- C. Less susceptible to brittle fracture.
- D. More susceptible to brittle fracture.
Correct Answer: A 🗳️
Which of the following determines the necessity for preheat and postweld heat treatment?
- A. The carbon equivalent of the steel
- B. The as-rolled hardness of the welding components
- C. The rate of cooling after the welding is completed
- D. The percentage of carbon that will be in the completed weld
Correct Answer: A 🗳️
The WPS gives the welder specific guidelines to:
- A. Set the machine amperage, voltage, and travel speed.
- B. Successfully complete production welds.
- C. Make imperfection/defect-free welds.
- D. Confirm the project heat input is followed during welding.
Correct Answer: A 🗳️
What is the Brinell hardness limit value for 1-1/4 Cr -1/2 Mo steel in refining service?
- A. 215
- B. 200
- C. 225
- D. 241
Correct Answer: C 🗳️
The carbon equivalent formula indicates:
- A. The weldability of a steel, based on carbon content.
- B. Whether postweld heat treatment (PWHT) will be needed.
- C. The theoretical carbon content of a steel.
- D. Whether preheat will be needed.
Correct Answer: A 🗳️
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