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  1. A steel is heated at about 875° C where the structure consists of entirely austenite. It is then cooled suddenly at a temperature of about 250° C to 525° C. This process of heat treatment is known as

    2. A.
    normalising
    B.
    annealing
    C.
    austempering
    D.
    martempering

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    Workspace

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    Answer : Option C

    Explanation :

    No answer description available for this question.

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