- quenching and tempering
- Смотри Улучшение стали.
Энциклопедический словарь по металлургии. — М.: Интермет Инжиниринг. Главный редактор Н.П. Лякишев. 2000.
quenching and tempering
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Tempering — For other uses, see Temper (disambiguation). Tempered steel. The various colors produced indicate the temperature to which the steel was heated. Light straw indicates 204 °C (399 °F) and light blue indicates 337 °C (639 °F) … Wikipedia
quenching — Rapid cooling, as by immersion in oil or water, of a metal object from the high temperature at which it is shaped. Quenching is usually done to maintain mechanical properties that would be lost with slow cooling. It is commonly applied to steel… … Universalium
tempering — Heat treating of metal alloys, particularly steel, to reduce brittleness and restore ductility. In tempering, steel is slowly heated to a temperature between 300 and 1,300 °F (150 and 700 °C), depending on desired properties, in an oil or salt… … Universalium
Quenching — Quench Quench, v. t. [imp. & p. p. {Quenched}; p. pr. & vb. n. {Quenching}.] [OE. quenchen, AS. cwencan in [=a]cwencan, to extinguish utterly, causative of cwincan, [=a]cwincan, to decrease, disappear; cf. AS. cw[=i]nan, [=a]cw[=i]nan, to waste… … The Collaborative International Dictionary of English
quenching — [1] Dipping a heated object into water, oil or other substance, to quickly reduce the temperature. Quenching into water gives a more rapid cooling rate than into oil. The term also applies to cooling in salt and molten metal baths or by means of… … Dictionary of automotive terms
Улучшение стали — [quenching and tempering] вид термической обработки стали, заключающийся в закалке и последующем высоком отпуске (при 550 650 °С). В результате улучшения стали достигается однородная и дисперсная структура сорбита, обеспечивающая хорошее… … Энциклопедический словарь по металлургии
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
Heat treatment — is a method used to alter the physical, and sometimes chemical, properties of a material. The most common application is metallurgical. Heat treatments are also used in the manufacture of many other materials, such as glass. Heat treatment… … Wikipedia
Iron Age sword — Swords made of iron (as opposed to bronze) appear from the Early Iron Age (ca. 12th century BC), but do not become widespread before the 8th century BC.Early iron swords were not comparable to later steel blades. The iron was not quench hardened… … Wikipedia
Steel — For other uses, see Steel (disambiguation). The steel cable of a colliery winding tower … Wikipedia
