Weld Defects

1. Weld defects are best detected by?

A. Visual inspection.

B. Destructive / Mechanical tests.

C. NonDestructive examination (NDT).

D. All of the above.

2. What defects are usually found along the toe of a weld?

A. Slag inclusion.

B. Overlap.

C. Undercut.

D. All of the above.

3. Amperage setting too high may cause what defect?

A. Excessive buildup.

B. Overlap.

C. Undercut.

D. Lack of penatration.

4. Travel speed too fast is usually associated with which defects?

A. Lack of fusion, surface cracks.

B. Undercut, underfill.

C. Porosity, underbead cracks.

D. None of the above.

5. Wrong polarity selection is usually associated with which defect?

A. Arc blow.

B. Excessive spatter.

C. Porosity.

D. Any of the above.

6. Many welding defects can be attributed to?

A. Wrong / incorrect amperage setting, polarity selection.

B. Wrong / incorrect electrode angle, arc length.

C. Wrong / incorrect travel speed, manipulation technique.

D. All of the above.

7. Which defect is not found along the toe of the weld?

A. Crater cracks.

B. Excessive spatter.

C. Lack of fusion.

D. Lack of peneteration.

8. Which part of a weld is generally considered the most critical?

A. The toe.

B. The Face

C. The throat.

D. The root.

E. The leg.

9. Who may be the least qualified to examine welding defects?

A. The Quality Control Engineer - The Welding Inspector.

B. The Facilities Engineer - The Safety Inspector.

C. The Manufacturing Engineer -The welder.

D. A and C above.

10. Sound welding can be produced by sound?

A. Specifications - Procedures - Qualifications.

B. Standards - Principles - Applications.

C. Knowledge - Techniques - Practices.

D. All of the above.

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