Which element precipitates at the grain boundaries, when austenitic s – McqOptions

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1.	Which element precipitates at the grain boundaries, when austenitic stainless steel is heated at 900 °C?
A.	Aluminium carbide
B.	Chromium carbide
C.	Magnesium carbide
D.	Molybdenum carbide
Answer» C. Magnesium carbide

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