Question: Based on the temperature-time-transformation (TTT) diagram for eutectoid steel shown in Figure 2, answer the following questions: C 800 700 600 500 400 300

Based on the temperature-time-transformation (TTT) diagram for eutectoid steel shown in Figure

Based on the temperature-time-transformation (TTT) diagram for eutectoid steel shown in Figure 2, answer the following questions: C 800 700 600 500 400 300 200 100 0 0.1 727 1 sec 1 a + Fe3C y+a+ Fe C M -Mso -Moo 10 1 min 10 Time, seconds 10 Coarse pearlite Fine pearlite Bainite 1 hour 10 1 day 105 Figure 2 Determine the microstructure of a eutectoid steel that has undergone heat treatment process where it was instantly quenched from the austenite region to 390C, held for 2 minutes, and quenched instantly to 300C.

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