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MEO Class II – EK-Motor : 2025/JUN/06

Question

Q6. A) Briefly state and describe the various heat treatment processes applied to cast iron main engine components. (4)

B) How do these treatments modify the microstructure and mechanical properties of the components? (6)

C) Provide examples of how heat treatment can improve wear resistance, strength, and service life in main engine parts. (6)

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