Steel microstructures & TTT diagrams

0:00 Avrami equation 7:50 example of how to solve for Avrami constants 15:42 metastable structures vs stable structures upon cooling 19:45 euctectoid vs non-eutectoid composition TTT diagrams 23:17 examples of steel microstructures upon cooling, Bainite, Pearlite, Spheroidite, Martensite 29:10 martensite 32:45 example questions of predicting microstructure 43:31 continuous cooling diagrams (CCT) vs TTT diagrams