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Homework Help: Isothermal transformation diagram (picture included)

  1. Aug 21, 2011 #1
    using the isothermal transformation diagram provided of an iron-carbon alloy at eutectoid composition, determine the final microconstituants and approximate percentages of a small specimen that has been subjected to the following time-temperature heat treatments. in each case assue the specimen is initially 800C.

    A)Cool rapidly to 400C, hold for 2seconds and then quench to room temperature.
    b) Rapidly cool to 575C, hold for 20seconds, rapidly to 350C, hold for 100seconds and quench to room temperature.


    have no idea what im supposed to be doing :/
  2. jcsd
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