Carbides formed in plain carbon steel are dissolved in a heat treatment above the eutectoid composition.
2008 Matthew John M. Krane
Difficulty level: Junior; Solution time: 1 hour; Reference: K. Tanaka, et al., "Growth Simulation of Spheroidized Carbide in the Carbide-Dispersed Carburizing Process,"
Metall. Mater. Trans. A, v. 39A, pp. 1248-1257, 2008.