bainite

[bey-nahyt]
noun Metallurgy.
an aggregate of iron carbide and ferrite, formed from austenite below the temperature at which pearlite forms and above that at which martensite forms.

Origin:
1930–35; after Edgar C. Bain (1891–1971), American physicist and metallurgist; see -ite1

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bainite (ˈbeɪnaɪt)
 
n
a mixture of iron and iron carbide found in incompletely hardened steels, produced when austenite is transformed at temperatures between the pearlite and martensite ranges
 
[C20: named after Edgar C. Bain (1891--1971), American physicist; see -ite1]

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Example sentences
The structure consists of martensite, retained austenite, and bainite with carbide segregates along grain boundaries.
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