General Studies · Heat Treatment
Name the heat treatment process in which after hardening a tool, it is reheated below the lower critical temperature and then cooled to improve toughness and reduce brittleness.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Induction hardening
- 2Case hardening
- 3Normalising
- 4Tempering✓
Correct answer
Tempering
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