General Studies · Heat Treatment
सायनाइडिंग (Cyaniding) और नाइट्राइडिंग (Nitriding) किसकी दो विधियां हैं?
- 1केस हार्डनिंग (Case hardening)✓
- 2टेम्परिंग (Tempering)
- 3हार्डनिंग (Hardening)
- 4नॉर्मलाइजिंग (Normalising)
सही उत्तर देखें
केस हार्डनिंग (Case hardening)
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