austenitize

[ aw-stuh-ni-tahyz ]
/ ˈɔ stə nɪˌtaɪz /

verb (used with object), aus·ten·it·ized, aus·ten·it·iz·ing. Metallurgy.

to form austenite in (a ferrous alloy) by heating.
Also especially British, aus·ten·it·ise.

Origin of austenitize