Physics · Manufacturing Processes
मशीन टूल गाइडवेज़ (guideways) को आमतौर पर निम्नलिखित में से किस विधि द्वारा सतह-कठोरीकृत (surface-hardened) किया जाता है?
- 1वैक्यूम हार्डनिंग (Vacuum hardening)
- 2फ्लेम हार्डनिंग (Flame hardening)✓
- 3मार्टेम्परिंग (Martempering)
- 4इंडक्शन हार्डनिंग (Induction hardening)
सही उत्तर देखें
फ्लेम हार्डनिंग (Flame hardening)
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