单词 | ingotism |
释义 | ingotismn. The presence of many large dendritic crystals in an ingot or casting. ΘΚΠ society > occupation and work > materials > derived or manufactured material > metal > qualities of metals > [noun] > imperfections > presence of crystals in casting ingotism1908 1908 H. M. Howe et al. in Proc. Amer. Soc. Testing Materials 8 185 By ingotism we mean that extremely coarse structure which exists in unannealed ingots and steel castings. 1925 Jrnl. Iron & Steel Inst. 111 525 In killed steels the ill effect, if any, of a too high casting heat is pronounced ingotism. 1957 J. M. Camp & C. B. Francis Making, Shaping & Treating of Steel (ed. 7) xx. 395/2 Ingots exhibiting ingotism tend to crack excessively during rolling unless light drafts are employed for the first few passes in the rolls. This entry has not yet been fully updated (first published 1976; most recently modified version published online March 2018). < |
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