α. 1800s– Aich's metal.
β. 1800s– Aich metal.
单词 | aichs metal |
释义 | Aich's metaln.α. 1800s– Aich's metal. β. 1800s– Aich metal. Now disused. A hard alloy of copper, zinc, and iron, used (esp. formerly) in gun-making and marine engineering.Aich's metal is typically 60% copper, 38.2% zinc and 1.8% iron. ΘΚΠ society > occupation and work > materials > derived or manufactured material > metal > alloy > [noun] > other copper alloys tombac1602 blanched copper1621 orichalcum1646 cock metal1766 gold bronze1785 bidri1794 tumbaga1860 Aich's metal1861 sterro-metal1865 talmi1868 Abyssinian gold1869 delta-metal1883 Tobin bronze1891 manganin1894 Eureka1914 1860 J. Gedge Brit. Patent 278 1 ‘Improvements in amalgamating metals or producing alloys.’—A communication from abroad by Johann Aich, Officer in the I. R. Marine, Venice.] 1861 Chem. News 17 Aug. 91/1 Experiments made in the Austrian marine arsenals show that the Aich's metal possesses a high degree of tenacity. 1867 C. L. Bloxam Chemistry 342 Aich (or Gedge's) metal. 1914 G. D. Hiscox Henley's Twentieth Cent. Formulas, Recipes & Processes 53/1 Sterro metal may properly be considered in connection with Aich's metal, since its constituents are the same and its properties very similar. 1936 E. A. Atkins & A. G. Walker Electr. Arc & Oxy-acetylene Welding (ed. 3) xix. 286 (table) Alloys... Acid resisting bronze... Admiralty brass... Aich's metal. 1958 A. D. Merriman Dict. Metall. 3/1 Aich's Metal, a brass of the 60/40 type that has good casting properties. This entry has been updated (OED Third Edition, September 2012; most recently modified version published online December 2021). < n.1861 |
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