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Discussion :: Machine Design

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

    2. A.

    500 to 600°C
    B.

    700 to 900°C
    C.

    1100 to 1300°C
    D.

    1300 to 1500°C

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    Workspace

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    Answer : Option C

    Explanation :

    No answer description available for this question.

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