Machine Design

For hardening alloy steels and high speed steels, they are heated to_____.

  • A. 1100 to 1300°C
  • B. 1300 to 1500°C
  • C. 500 to 600°C
  • D. 700 to 900°C
Answer: Option A.
Explanation:

No answer description available for this question.

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