General Studies · Testing of Materials
What does the acid etch test specifically reveal in a welded joint specimen?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The ultimate tensile strength of the weld
- 2The fusion line and boundary between base metal and weld metal✓
- 3The exact preheating temperature of the weld
- 4The chemical composition of the filler metal
Correct answer
The fusion line and boundary between base metal and weld metal
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