Exam Name: Welding Inspection And Metallurgy
Certification Provider: API
Corresponding Certification: ICP Programs
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Updated: Oct 16, 2026
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- Total Questions: 112
- Updated on: Oct 16, 2026
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- Total Questions: 112
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- Total Questions: 112
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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 |
| Available Languages: | English |
| Related Certifications: | API 510 API 653 API 570 |
| Exam Format: | Multiple Choice Exam |
| Recommended Training: | API 577 Training Courses (API or approved providers) American Welding Society (AWS) Training Resources |
| 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 Metallurgy | - Heat affected zone (HAZ) behavior and properties - Steel microstructures and phase transformations |
| Welding Procedures and Qualification | - Applicable codes and standards overview - WPS, PQR, and welder performance qualification |
| Welding Processes and Techniques | - Welding parameters and heat input fundamentals - Common welding processes (SMAW, GTAW, GMAW, SAW) |
| Inspection and Testing Methods | - NDE methods (RT, UT, PT, MT) overview - Visual inspection techniques and acceptance criteria |
API-577 Exam FAQ: Professional Answers for API Candidates
API Welding Inspection And Metallurgy is an official American Petroleum Institute certification exam, registered under the code API-577. Passing it earns the API 577 Welding Inspection and Metallurgy certification, positioned at the Professional level. It also connects to API 510, API 570, API 653. Professional work increasingly demands professional proof, and this exam supplies exactly that.
Recommended experience in welding, fabrication, or inspection in the oil and gas or related industries; familiarity with ASME/API codes is beneficial.
Vendor policies do change, so verify the current requirements before you register via the official exam page.
Sign-up for API Welding Inspection And Metallurgy is handled through the official channels below.
For your planning: the exam is delivered Computer-based exam delivered via authorized test centers (commonly Pearson VUE network) or approved proctoring arrangements..
American Petroleum Institute recommends the following training for API Welding Inspection And Metallurgy candidates.
- API 577 Training Courses (API or approved providers)
- American Welding Society (AWS) Training Resources
Round out any training with the 112 practice questions in the TestKingIT API-577 package, because applied repetition is what turns coursework into a passing score.
Yes. TestKingIT offers a free demo of the API Welding Inspection And Metallurgy questions as part of its pre-sale service, so you can evaluate quality before choosing among the three versions. After purchase, updates are free for 365 days, and when your product expires you can extend the update service at a 50% discount.
A 100% money-back guarantee protects your purchase under clear conditions. Take the API Welding Inspection And Metallurgy exam within 60 days of purchase; if you fail, you may claim a full refund, provided the exam matches your product. Attempts within 3 days of purchase are ineligible, as are downloaded-but-unused products, free materials, and expired orders; the candidate name must match the payer name. Submit a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. You may also choose an exchange: two other exam products of equal value, free, with the update service on your original purchase kept.
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API Welding Inspection And Metallurgy covers 5 official domains. The largest include Inspection and Testing Methods, Welding Metallurgy, and Welding Procedures and Qualification. The full breakdown is in the topics section above; review it first and your study plan practically writes itself.
API Welding Inspection And Metallurgy Sample Questions:
Base metals are assigned P-numbers by the ASME Code, Section IX to reduce the number of:
- A. Required procedure and performance qualifications.
- B. Required welding procedure qualifications.
- C. Required welding procedure specifications.
- D. Required mechanical tests.
Correct Answer: A 🗳️
What is the liquid flow rate range that should be maintained in piping to be hot tapped?
- A. 1.3 - 4.0 ft./sec (0.40 - 1.20 m/sec)
- B. 0.05 - 2.7 ft./sec (0.015 - 0.82 m/sec)
- C. 2.3 - 3.3 ft./sec (0.70 - 1.00 m/sec)
- D. 4.1 - 5.5 ft./sec (1.25 - 1.68 m/sec)
Correct Answer: A 🗳️
Hardness testing of production welds and the HAZ requires test areas to be:
- A. Cleaned down to the bare metal.
- B. Cleaned to remove surface scale and flux.
- C. Clean, flat area or even flush with the base metal.
- D. Ground to a smooth contour.
Correct Answer: C 🗳️
What is the Brinell hardness limit value for 1-1/4 Cr -1/2 Mo steel in refining service?
- A. 200
- B. 241
- C. 215
- D. 225
Correct Answer: D 🗳️
What is the maximum temperature at which ACFM may be used?
- A. 300°F (150°C)
- B. 900°F (480°C)
- C. 500°F (260°C)
- D. 1000°F (540°C)
Correct Answer: C 🗳️
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