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单词 german silver
释义

German silver


German silver

n. See nickel silver.

German silver

n (Metallurgy) another name for nickel silver

Ger′man sil′ver


n. an alloy of copper, zinc, and nickel, usu. white and used for utensils and drawing instruments; nickel silver. [1820–30]
Thesaurus
Noun1.German silver - a silver-white alloy containing copper and zinc and nickelGerman silver - a silver-white alloy containing copper and zinc and nickelnickel silveralloy, metal - a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten; "brass is an alloy of zinc and copper"

German silver


German silver,

name for various alloys of copper, zinc, and nickel, sometimes also containing lead and tin. They were originally named for their silver-white color, but use of the term silver is now prohibited for alloys not containing that metal. German silver varies in composition, the percentage of the three elements ranging approximately as follows: copper, from 50% to 61.6%; zinc, from 19% to 17.2%; nickel, from 30% to 21.1%. The proportions are always specified in commercial alloys. German silver is extensively used because of its hardness, toughness, and resistance to corrosion for articles such as tableware (commonly silver plated), marine fittings, and plumbing fixtures. Because of its high electrical resistance it is used also in heating coils. It was discovered (early 19th cent.) by a German industrial chemist, E. A. Geitner.

German silver

[¦jər·mən ′sil·vər] (metallurgy) nickel silver
AcronymsSeeGS

German silver


  • noun

Synonyms for German silver

noun a silver-white alloy containing copper and zinc and nickel

Synonyms

  • nickel silver

Related Words

  • alloy
  • metal
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