| 单词 | carbon steel |
| 释义 | > as lemmascarbon steel carbon steel n. steel which consists essentially of iron and carbon, with any other elements present in quantities too small to affect its properties; a steel of this type. ΘΚΠ society > occupation and work > materials > derived or manufactured material > metal > steel > [noun] > other types of steel hardened steel1557 shear steel1815 blister-steel1831 mild steel1850 carbon steel1856 Bessemer steel1864 soft centre1865 silicon steel1882 weld-steel1884 rimmed steel1920 1856 Sci. Amer. 26 Apr. 264/1 Carbon steel becomes coarse when tempered in thick masses, from segregation of the particles of carbon. 1905 Nature 18 May 69/1 The polyhedral or ‘austenitic’ type of structure has never been obtained alone in a pure carbon steel. 1969 D. K. Allen Metall. Theory & Pract. vii. 194/2 Most all carbon steels can be quench-hardened but the hardness does not become appreciable until the carbon content..reaches about 0·35 percent. 1997 Pract. Householder Oct. 56/2 Drills may be of carbon steel, ideal for general woodwork, or of high speed steel..for drilling metal. < as lemmas |
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