单词 | hypereutectoid |
释义 | > as lemmashypereutectoid hypereutectoid adj. Brit. /ˌhʌɪpəjuːˈtɛktɔɪd/ , U.S. /ˌhaɪpərˌjuˈtɛkˌtɔɪd/ (of steel) containing a higher proportion of carbon than the eutectoid composition (i.e. more than about 0·8%).ΘΚΠ society > occupation and work > materials > derived or manufactured material > metal > steel > [adjective] > containing specific constituents hypereutectic1902 sorbitic1902 pearlitic1904 martensitic1909 hypereutectoid1911 1911 Encycl. Brit. XIV. 805/2 The large massive plates of cementite which form the network or skeleton in hyper-eutectoid steels. 1966 A. Prince Alloy Phase Equilibria vi. 107 Hyper-eutectoid alloys on cooling from the austenite phase region deposit cementite over a range of temperature until A 1 is reached. As before, the remaining austenite then transforms to pearlite. < as lemmas |
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