Andalusia PAU Technology And Engineering II Practice Questions - Andalusia PAU Technology And Engineering II (Tecnología E Ingeniería II 2o Bachillerato) Exam

What is the primary objective of the quenching (temple) heat treatment applied to carbon steels?

To transform austenite rapidly into hard, brittle martensite To increase grain size and maximize electrical conductivity To induce complete recrystallization and minimize hardness To eliminate internal stresses while maintaining a purely ferritic microstructure

Correct Answer:

To transform austenite rapidly into hard, brittle martensite

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