Use the Iron-Iron Carbide (Fe-Fe3C) Phase Diagram to ansver problem 12 to 13 y Austente a-Fertite 8 - Delte won CM Cementie 2720 100 CM to som 1400 400 Austin 2200 L. 2008 Austenie solid solution of carbon in gamma iron 30 Magnete A Ause Iedere and ACM 100 partie 400 1995 000 0.025 Pearlite and terite Pearl and Cementie Cat per ord Feeder Wegene 000 40 1.SN Hypo-eutectoid -Hypervecto Steel Castro 12) A steel contains 8% cementite and 92% ferrite at room temperature. Estimate the carbon content of the steel. Is the steel hypoeutectoid or hypereutectoid? 13) For an Fe - 1.5% Calloy, determine a the temperature at which austenite first begins to transform on cooling from 1000C b. the composition and amount of each phase present at 724C c. the composition and amount of each phase present at 722C