aws cwi questions and answers pdf

Q:-Cast and helix are terms that refers to

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A. Ingredients in the flux coating
B. Bead deposition techniques for distortion control
C.quality of the welding wires
D. Sources from which wires are drawn

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Q:- Undercutting adjacent to the final bead on the outside of production pipe welds shall:

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1. Not be permitted
2. Not be more than 1/32 inch or 12.5% of the pipe wall thickness, whichever is smaller
3. Not be more than 1/8 inch or 6% of the pipe wall thickness, whichever is smaller
4. Always be acceptable if the inspector does not see it
5. None of the above