Study of austenite stabilisation through bainitic transformation during thermal treatment and its transformation into martensite during mechanical testing. Characterisation methods. Observation by means of transmission electron microscopy (TEM). Analysis of morphological features of the microstructure and composition of cementite particles in the steels. X-ray diffraction measurements. Kinetics of bainitic transformation. Cementite precipitation. Stability of retained austenite during mechanical testing.
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