Fig. 17

Time evolution of the α-Fe and γ-Fe fractions. Austenitisation began at 90 s from the start of the experiment, the γ-Fe fraction is larger than α-Fe from 110 s, but this transformation is not fully completed until the onset of cooling.

Time evolution of the α-Fe and γ-Fe fractions. Austenitisation began at 90 s from the start of the experiment, the γ-Fe fraction is larger than α-Fe from 110 s, but this transformation is not fully completed until the onset of cooling.