- pearlite structure
- Макаров: перлитовая структура
Универсальный англо-русский словарь. Академик.ру. 2011.
pearlite structure
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Pearlite — is a two phased, lamellar (or layered) structure composed of alternating layers of alpha ferrite (88 wt%) and cementite (12%) that occurs in some steels and cast irons. It forms by a eutectoid reaction as austenite is slowly cooled below 727°C.… … Wikipedia
Pearlite — Pearl ite, Pearlstone Pearl stone , n. (Min.) A glassy volcanic rock of a grayish color and pearly luster, often having a spherulitic concretionary structure due to the curved cracks produced by contraction in cooling. See Illust. under… … The Collaborative International Dictionary of English
pearlite — pearlitic /perr lit ik/, adj. /perr luyt/, n. 1. Metall. a microscopic lamellar structure found in iron or steel, composed of alternating layers of ferrite and cementite. 2. Petrog. perlite. [1885 90; PEARL1 + ITE1] * * * … Universalium
pearlite — noun A two phased lamellar structure composed of alternating layers of alpha ferrite and cementite that occurs in some steels and cast irons, having a pearlescent appearance … Wiktionary
pearlite — a lamellar constituent of steel consisting of alternate layers of ferrite (alpha iron) and cementite (iron Carbide Fe3C) and is formed on cooling austenite at 723 deg C. This produces a tough structure and is responsible for the mechanical… … Mechanics glossary
pearlite — pearl•ite [[t]ˈpɜr laɪt[/t]] n. 1) a microscopic lamellar structure found in iron or steel, composed of alternating layers of ferrite and cementite 2) perlite • Etymology: 1885–90 pearl•it′ic ˈlɪt ɪk adj … From formal English to slang
Lamellar structure — Lamellar structures or microstructures are composed of fine, alternating layers of different materials in the form of lamellae. They are often observed in cases where a phase transformation front moves quickly, leaving behind two solid products,… … Wikipedia
Widmanstatten structure structure — a microstructure resulting when steels are cooled at a critical rate from extremely high temperatures. It consists of ferrite and pearlite and has a cross hatched appearance due to the ferrite having formed along certain crystallographic planes … Mechanics glossary
Cast iron — For cookware, see Cast iron cookware. Iron alloy phases Ferrite (α iron, δ iron) Austenite (γ iron) … Wikipedia
Pearlstone — Pearlite Pearl ite, Pearlstone Pearl stone , n. (Min.) A glassy volcanic rock of a grayish color and pearly luster, often having a spherulitic concretionary structure due to the curved cracks produced by contraction in cooling. See Illust. under… … The Collaborative International Dictionary of English
steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying … Universalium
