IIW IWI-C Practice Questions - IIW International Welding Inspector - Comprehensive (IWI-C) Exam

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Solidification (hot) cracking in the weld metal is most strongly promoted by high levels of which residual elements forming low-melting-point films?

Chromium and molybdenum Sulphur and phosphorus Nickel and copper Titanium and niobium

Correct Answer:

Sulphur and phosphorus

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