General Studies · Heat Treatment
Which of the following surface hardening processes uses high-frequency alternating current to quickly heat and then quench the surface of medium carbon or alloy steels?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Carburizing
- 2Cyaniding
- 3Induction hardening✓
- 4Nitriding
Correct answer
Induction hardening
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