Exam Name: Welding Inspection And Metallurgy
Certification Provider: API
Corresponding Certification: ICP Programs
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Updated: Oct 13, 2026
No. of Questions: 112 Questions & Answers with Testing Engine
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- Total Questions: 112
- Updated on: Oct 13, 2026
- Price: $69.00
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- Total Questions: 112
- Updated on: Oct 13, 2026
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API-577 PDF Practice Q&A's
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- Total Questions: 112
- Updated on: Oct 13, 2026
- Price: $69.00
Serious preparation deserves material that fits your habits, paper included. TestKingFree delivers 112 verified practice questions for the API-577 exam in a PDF version made for reading and note-taking.
API API-577 Exam Overview:
| Certification Vendor: | American Petroleum Institute (API) |
|---|---|
| Exam Name: | Welding Inspection and Metallurgy Exam |
| Exam Number: | API-577 |
| Exam Format: | Multiple-choice questions, Closed-book exam |
| Exam Price: | $440 USD |
| Available Languages: | English |
| Certificate Validity Period: | 3 years |
| Exam Duration: | 195 minutes |
| Real Exam Qty: | 110 (100 scored, 10 pre-test) |
| Related Certifications: | API 510 Pressure Vessel Inspector API 570 Piping Inspector API 653 Aboveground Storage Tank Inspector |
| Passing Score: | Scaled score, approximately 70% |
| Recommended Training: | API Recommended Training Resources |
| Exam Registration: | API Official Registration |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online remote proctored or in-person at Prometric test centers |
| Pre Condition: | Hold current API 510, 570 or 653 certification; or BS/BE + 1 year experience; or 2-year degree + 2 years experience; or high school + 3 years experience (all within last 10 years) |
| Official Syllabus URL: | https://www.api.org/products-and-services/individual-certification-programs/certifications/api577 |
API API-577 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Welding Inspection Techniques | 15% | - Defect evaluation and acceptance standards - Inspection planning and documentation - Visual inspection methods and criteria - Non-destructive examination (NDE) methods related to welding |
| Industry Applications and Standards | 10% | - API RP 577 and related codes/standards - Safety and quality control in welding operations - Refining and petrochemical plant welding requirements |
| Welding Procedures and Qualifications | 20% | - Welder performance qualification - Procedure Qualification Record (PQR) - Essential and non-essential variables - Welding Procedure Specification (WPS) |
| Welding Metallurgy | 20% | - Phase transformations and cooling rates - Weld defects and metallurgical causes - Material properties and classifications - Heat-affected zone (HAZ) and microstructure changes |
| Welding Materials and Consumables | 15% | - Filler metal classification and selection - P-number and F-number assignments - Consumable storage, handling and control |
| Welding Processes | 20% | - Welding parameters and their effects - Common welding processes (SMAW, GTAW, GMAW, FCAW, SAW, etc.) - Process principles, equipment, applications and limitations |
API-577 Exam Practice FAQ
The API Welding Inspection And Metallurgy exam contains 110 (100 scored, 10 pre-test) questions, and you will have 195 minutes minutes to complete them. Practicing within the same limits builds the pacing the real exam demands.
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.
The PDF version downloads in seconds and prints cleanly, so you can read on paper, flip through the pages freely, and write notes in the margins as you go. Marking each mistake on paper makes review sessions concrete: you see exactly which questions tripped you up and which topics need another round.
The API Welding Inspection And Metallurgy practice questions are organized around the official exam objectives. Key topics include:
- Welding Metallurgy (20%)
- Welding Procedures and Qualifications (20%)
- Industry Applications and Standards (10%)
Use your printed pages to flag the topics that give you trouble, then focus your next session there.
You can register for the API Welding Inspection And Metallurgy exam through the official channels:
The API Welding Inspection And Metallurgy exam requires a score of Scaled score, approximately 70% to pass, and the official registration fee is $440 USD. Because the fee is significant, preparing thoroughly the first time is the practical choice.
Hold current API 510, 570 or 653 certification; or BS/BE + 1 year experience; or 2-year degree + 2 years experience; or high school + 3 years experience (all within last 10 years)
You can confirm the current eligibility requirements on the official API-577 exam page before you register.
Many candidates combine practice questions with official training. Recommended options include:
If you learn best with physical pages, the PDF version is built for you. Print the full 112 practice questions for the API-577 exam, work through them anywhere without a device, and keep your annotated pages as a personal review guide. The PC and online versions remain available whenever you want interactive practice.
API Welding Inspection And Metallurgy Sample Questions:
To reduce exposure to moisture of low-hydrogen electrodes after they have been removed from the manufacturer's packaging, they should be stored:
- A. In sealed plastic containers.
- B. In tightly sealed ovens.
- C. In warm holding ovens.
- D. Under low humidity conditions.
Correct Answer: C 🗳️
The direction of magnetic flux can be confirmed by the use of a:
- A. Flux line sensitizer.
- B. Magnetic-field-sensitive crayon.
- C. Calibration gauge.
- D. Pie gauge.
Correct Answer: D 🗳️
Eddy current can be used to measure the:
- A. Holidays in coatings or claddings.
- B. Thickness of parent metal below alloy metal claddings.
- C. Thickness of surface coatings or cladding thickness.
- D. Extent of bonding of coatings or claddings.
Correct Answer: C 🗳️
Which of the following determines the necessity for preheat and postweld heat treatment?
- A. The carbon equivalent of the steel
- B. The rate of cooling after the welding is completed
- C. The as-rolled hardness of the welding components
- D. The percentage of carbon that will be in the completed weld
Correct Answer: A 🗳️
Which of the following can result from residual magnetism left in a partially completed weld?
- A. Tendency of weld pool to be sluggish
- B. Excessive distortion
- C. Deflection of the weld arc
- D. Solidification cracking
Correct Answer: C 🗳️
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