DANA Graziano India Assistant Manager Quality Assurance Interview Questions and Answers

Heat treatment processes include normalising, hardening, and annealing.

• Normalising involves heating the material above its critical temperature and then cooling it in still air.

• Hardening involves heating the material to a high temperature and then rapidly cooling it, usually in water or oil.

• Annealing involves heating the material to a specific temperature and then slowly cooling it, often in a controlled environment.

• Ot...read more