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steel hardening

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  • Hardening (disambiguation) — Hardening has several uses:* In computing, hardening is the process of securing a system. This work is especially done to protect systems against hostile environments or attackers. * In metallurgy, hardening is the strengthening of metal alloys… …   Wikipedia

  • 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

  • Hardening — Hard en*ing, n. 1. Making hard or harder. [1913 Webster] 2. That which hardens, as a material used for converting the surface of iron into steel. [1913 Webster] …   The Collaborative International Dictionary of English

  • Steel — For other uses, see Steel (disambiguation). The steel cable of a colliery winding tower …   Wikipedia

  • hardening — increasing the hardness of steel by heat treatment. This normally implies heating the steel to a required temperature and quenching in a suitable medium, e.g., oil or water. age hardening case hardening cyanide hardening flame hardening induction …   Mechanics glossary

  • steel — generally defined as a metallic product whose principal element is iron and where the carbon content is not more than 2%. (The presence of large quantities of carbide forming elements may modify the upper limit of the carbon content.) acid steel… …   Mechanics glossary

  • Steel strike of 1919 — The Steel Strike of 1919 was an attempt by the weakened Amalgamated Association of Iron, Steel and Tin Workers (the AA) to organize the American steel industry in the wake of World War I. The strike began on September 22, 1919, and collapsed on… …   Wikipedia

  • steel — A hard metal produced from iron and an alloy of carbon and metals such as nickel and chromium. The working and hardening of steel were common three thousand years ago in Greece and it probably required a number of centuries for it to reach the… …   Ballentine's law dictionary

  • hardening — /hahr dn ing/, n. 1. a material that hardens another, as an alloy added to iron to make steel. 2. the process of becoming hard or rigid. [1620 30; HARDEN + ING1] * * * In metallurgy, an increase in hardness of a metal induced, deliberately or… …   Universalium

  • hardening — /ˈhadənɪŋ/ (say hahduhning) noun 1. a material which hardens another, as an alloy added to iron to make steel. 2. the process of becoming hard or rigid …  

  • Case hardening — or surface hardening is the process of hardening the surface of a metal, often a low carbon steel, by infusing elements into the material s surface, forming a thin layer of a harder alloy. Case hardening is usually done after the part in question …   Wikipedia

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