Given a steel alloy with a carbon content, Co= 1.5%, name the phases present, their composition and weight percent at 1200°C, 730°C, and 720°C. Draw the microstructure 0.4%6 of each. T(°C) 1600p 1400 L 1200 Y y+L (Fe-C Syste (Austenite) 1148°C L+Fe3C 1000 y+Fe3C 800 727°C 600 a+Fe3C 400 2 3 4 5 1.5 Lorban 1200°C-8 130°c= 4 = 14+% Cα = 13 WT% 6 6.7 Co, wt% C WL -1.3-1.5 1-1 d