A Cоntinuоus Cоoling Trаnsformаtion (CCT) diаgram for 1080 steel (iron with 0.80 wt.% carbon) is shown on the Final Exam Template. Directly on the diagram sketch cooling curves beginning above the eutectoid temperature that will result in the following microstructures (be sure to clearly label each of your curves): Curve 1: Coarse Pearlite Curve 2: Fine Pearlite Curve 3: Martensite with no pearlite Curve 4: A mixture of martensite and pearlite.
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