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Why is there an increasing need for weld quality?
- Less conservative design
- Government regulations
- All of the above
Correct Answer: All of the above
Where can you find the rules for the CWI certification program?
- A.AWS 5.5
- B.AWS D1.1
- C.AWS QC1
- D.AWS 5.1
- E.AWS 14.1
- Correct Answer: C. AWS QC1
A discontinuity with a length greater than its width is referred to as a(n)
- Elongated Discontinuity.
- Elongated Defect
Correct Answer: Elongated doscontinuity
Select the most commonly used destructive test method for inspecting welding procedure and welder performance qualification test methods.
- Guided Impact Testing.
- Ultrasonic Testing using Longitudinal Waves (Straight Beam).
- Radiography (RT).
- Guided Bend Test
Correct Answer: Guided Bend Test
A guided bend test can be used to determine what property?
- Fusion of weld metal and base metal
- Impact Strength.
Correct Answer: Fusion of weld metal and base metal
What part of the weld is affected by the heat from welding but does not melt.
- Fusion Zone.
- Overlap Zone.
- Low temperature zone
- Heat Affected Zone
Correct Answer: Heat Affected Zone
The uneven heat from welding will often cause the base metal to do what?
- Reduce the tensile strength below the minimum specified for the original base metal.
- Warp and Distort
- Increase in Hardness
Correct Answer: Warp and Distort
An elongated hole in the top member of a lap joint would be used for what type of weld?
- Plug Weld.
- A Slotted groove Weld.
- A slot weld.
- Edge Weld
Correct Answer: Plug Weld