cementite

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cementite

chemical compound

Also known as: iron carbide

Learn about this topic in these articles:

iron alloys

In iron processing
…carbide (Fe₃C), also known as cementite, is formed; this leads to the formation of pearlite, which in a microscope can be seen to consist of alternate laths of alpha-ferrite and cementite. Cementite is harder and stronger than ferrite but is much less malleable, so that vastly differing mechanical properties are…
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unhardened steel phases

In steel: Effects of carbon
…iron carbide (Fe₃C, known as cementite), or it can be a carbide of an alloying element such as titanium. (On the other hand, in gray iron, carbon appears as flakes or clusters of graphite, owing to the presence of silicon, which suppresses carbide formation.)
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