Part-66 Module 6 Practice Questions - EASA Part-66 Module 06 - Materials And Hardware Exam

Nitriding and carburising are both used on aircraft steel parts. What is their primary purpose?

To soften the core of the component for machining To increase corrosion resistance by forming an oxide layer To remove all internal stresses before welding To harden the surface (case) while keeping a tough core

Correct Answer:

To harden the surface (case) while keeping a tough core

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