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API API-577 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Welding Processes | - Submerged Arc Welding - Shielded Metal Arc Welding - Gas Tungsten Arc Welding - Flux Cored Arc Welding - Gas Metal Arc Welding |
| Topic 2: Welding Inspection | - Inspection After Welding - Weld Defects and Discontinuities - Inspection Before Welding - Inspection During Welding |
| Topic 3: Welder Qualification | - Performance Qualification - Qualification Records |
| Topic 4: Terminology and Symbols | - Inspection Terminology - Welding Symbols |
| Topic 5: Non-Destructive Examination | - Liquid Penetrant Testing - Visual Examination - Magnetic Particle Testing - Radiographic Testing - Ultrasonic Testing |
| Topic 6: Refinery and Petrochemical Welding Issues | - Fabrication Requirements - Service-Induced Damage - Repair Welding |
| Topic 7: Materials and Consumables | - Base Materials - Electrode Classification - Filler Metals |
| Topic 8: Metallurgy | - Carbon Steels - Weldability - Stainless Steels - Low Alloy Steels - Heat Treatment |
| Topic 9: Welding Procedure Qualification | - Welding Procedure Specifications - Essential Variables - Procedure Qualification Records |
The API-577 Exam and Our Materials: Full Details
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The API Welding Inspection And Metallurgy blueprint centers on these domains:
- Terminology and Symbols
- Welding Inspection
- Refinery and Petrochemical Welding Issues
Additional domains complete the official outline, and our bank covers every one.
By daily checking and automatic delivery. Our API experts check for updates every day, and whenever the API-577 bank is revised, the system sends the latest version to you automatically — free for 365 days from purchase. The bank stays closely linked to the actual exam content, with expert-verified answers throughout. Choose among three formats: a printable PDF for easy notes, a Windows PC test engine that simulates the real exam environment, and an online engine that runs on any device and works offline after the first download. A free demo lets you experience all of it before buying.
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API states the following prerequisites for the API Welding Inspection And Metallurgy: Current API 510, API 570, or API 653 certification automatically qualifies a candidate. Otherwise, qualification is based on a combination of education and industry experience in welding inspection or related fields..
For the authoritative details, see the official certification page.
According to the latest exam information, the API-577 exam contains 110 questions and lasts 195 minutes minutes. Simulating those conditions at home with the PC test engine is excellent preparation for the real environment.
API Welding Inspection And Metallurgy Sample Questions:
When welding using the GTAW process, which of the following best describes the appearance of a transverse crack on a radiograph?
- A. An irregular darker line near the center of the width of the weld image along the edge of the root pass image.
- B. A feathery line of longitudinal orientation located at the center of the weld image.
- C. Elongated lines of darker density, irregular in width, and slightly winding in the lengthwise direction.
- D. A feathery, twisted line of darker density running across the width of the weld.
Correct Answer: D 🗳️
General awareness of metallurgy is important to the welding inspector because:
- A. Welding processes can affect both mechanical and corrosion properties of a weldment.
- B. Physical properties of the final weldment can be significantly affected by preheat and postweld heat treatment (PWHT).
- C. The crystalline structure of base metals affects the resulting structure of the weld.
- D. A thorough knowledge of weld metal structures is necessary to understand weldability.
Correct Answer: A 🗳️
Any electrodes that have become wet:
- A. Should be used at a higher amperage than recommended by the manufacturer.
- B. Should be discarded.
- C. Should not be used for jobs requiring low-hydrogen electrodes.
- D. Should be placed in a warming oven only if they are low-hydrogen.
Correct Answer: C 🗳️
Which of the following is not usually an essential variable on a WPS form?
- A. Welding position
- B. Groove design
- C. Welding technique
- D. Base metal
Correct Answer: C 🗳️
Steels usually require both preheat and PWHT if they have a carbon equivalent higher than:
- A. 0.35
- B. 0.45
- C. 0.55
- D. 0.50
Correct Answer: B 🗳️
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