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M

Mr. Dubey • 100.64K Points
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Q. 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
  • Correct Answer - Option(A)
  • Views: 547
  • Filed under category Machine Design
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