Engine : General Subjects - 141/8066
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| Reheating a hardened component to a temperature lower than the hardening temperature and then cooling it is known as __________. |
| A) case hardening |
| B) low temperature hardening |
| C) annealing |
| D) tempering |
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| Reheating a hardened component to a temperature lower than the hardening temperature and then cooling it is known as tempering quordle |