cementite

cementite
an iron carbide (Fe3C) constituent of steel. It is hard, brittle and crystalline. Steel which has cooled slowly from a high temperature contains ferrite and pearlite in relative proportions varying with the chemical composition of the steel. Pearlite is a lamellar structure of ferrite and cementite.

Mechanics glossary. 2013.

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  • Cementite — Cémentite Cet article est lié aux composés du fer et du carbone Fer Carbone …   Wikipédia en Français

  • Cementite — or iron carbide is a chemical compound with the formula Fe3C (or Fe2C:Fe), and an orthorhombic crystal structure. It is a hard, brittle material, normally classified as a ceramic in its pure form, though it is more important in metallurgy. It… …   Wikipedia

  • cémentite — ● cémentite nom féminin (de cément) Carbure de fer (Fe3C). [Très dure et très fragile, la cémentite se trouve dans les aciers et les fontes blanches.] …   Encyclopédie Universelle

  • Cementite — Cementite. См. Цементит. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) …   Словарь металлургических терминов

  • cementite — s. f. 1.  [Mineralogia] Liga de ferro com o carbono (Fe3C). 2.  [Mineralogia] Lesão do cemento ocasionada por supurações alveolares.   ♦ Grafia no Brasil: cementita …   Dicionário da Língua Portuguesa

  • cementite — [sə men′tīt΄] n. [ CEMENT + ITE1] the hard, brittle carbide of iron, Fe3C, that occurs in and adds strength to steel, cast iron, and most other alloys of iron and carbon …   English World dictionary

  • Cémentite — Cet article est lié aux composés du fer et du carbone Fer Carbone Phases …   Wikipédia en Français

  • cementite — cementitas statusas T sritis chemija apibrėžtis Plieno struktūros elementas. formulė Fe₃C atitikmenys: angl. cementite rus. цементит …   Chemijos terminų aiškinamasis žodynas

  • cementite — noun Etymology: 1cement Date: 1888 a hard brittle iron carbide Fe3C that occurs in steel, cast iron, and iron carbon alloys …   New Collegiate Dictionary

  • cementite — /si men tuyt/, n. Metall. an iron carbide, Fe3C, a constituent of steel and cast iron, sometimes with part of its iron replaced by another metal, as manganese. [1885 90; CEMENT + ITE1] * * * …   Universalium

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