Physics · Metal Forming
Which of the following statements regarding metal working processes is correct?
- 1Cold working is carried out above the recrystallization temperature of the metal.
- 2Close dimensional tolerances can be accurately maintained in cold working processes.✓
- 3Hot working is carried out below the recrystallization temperature of the metal.
- 4The surface finish of hot-worked parts is typically excellent and free of scale.
Correct answer
Close dimensional tolerances can be accurately maintained in cold working processes.
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