temper hardening

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• temper — Synonyms and related words: Irish, abate, adjust, adjust to, allay, alleviate, alter, anger, animus, anneal, appease, aptitude, assuage, atmosphere, attain majority, attemper, attribute, aura, bad temper, balance, bank the fire, be tough, beef up …   Moby Thesaurus

• Temper — Temperare (to mix correctly) is the Latin origin of words like temperature and tempering ; it and tempo come, in turn, from tempus (time or season). Thus, the word temper can refer (at least informally) to any time and temperature sensitive… …   Wikipedia

• Differential hardening — is a method used in forging swords and knives to increase the hardness of the edge without making the whole blade brittle. To achieve this, the edge is cooled more rapidly than the spine by adding a heat insulator to the spine before quenching.… …   Wikipedia

• spring temper — noun : a temper induced in steel to increase its upper limit of elasticity by hardening and tempering in the ordinary way and then reheating until the steel assumes a bright blue color; also : a similar temper produced in brass by an extreme… …   Useful english dictionary

• 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

• tempering — Synonyms and related words: abatement, abating, ability, aging, allaying, allayment, alleviating, alleviation, arteriosclerosis, assuagement, assuaging, atherosclerosis, background, blaseness, blunting, calcification, callusing, calming,… …   Moby Thesaurus

• 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

• Judaism — /jooh dee iz euhm, day , deuh /, n. 1. the monotheistic religion of the Jews, having its ethical, ceremonial, and legal foundation in the precepts of the Old Testament and in the teachings and commentaries of the rabbis as found chiefly in the… …   Universalium

• Japanese sword — Traditional Samurai swords and fittings A Japanese sword, or nihontō (日本刀 or にほんとう, lit. Japanese sword …   Wikipedia

• cutlery — /kut leuh ree/, n. 1. cutting instruments collectively, esp. knives for cutting food. 2. utensils, as knives, forks, and spoons, used at the table for serving and eating food. 3. the trade or business of a cutler. [1300 50; ME cutellerie < MF… …   Universalium

• education — /ej oo kay sheuhn/, n. 1. the act or process of imparting or acquiring general knowledge, developing the powers of reasoning and judgment, and generally of preparing oneself or others intellectually for mature life. 2. the act or process of… …   Universalium