Multiple choice

Which of the following rolling processes occur above the recrystallization temperature of the metal?

  1. Hot rolling

  2. Cold rolling

  3. Flat rolling

  4. Foil rolling
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A Correct answer
Explanation

Hot rolling is a metalworking process that occurs above the recrystallization temperature of the material. After the grains deform during processing, they recrystallize, which maintains an equiaxed microstructure and prevents the metal from work hardening.

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