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• duralumin
  duralumin

  noun

  an alloy of aluminum that is 4 percent copper and contains small amounts of magnesium, manganese, iron, and silicon: used for applications requiring lightness and strength, as in airplane construction.
• Duralumin
  Duralumin

  noun

  a light strong aluminium alloy containing 3.5–4.5 per cent of copper with small quantities of silicon, magnesium, and manganese; used in aircraft manufacture

duralumin

American  

[doo-ral-yuh-min, dyoo-] / dʊˈræl jə mɪn, djʊ- /

noun

1. an alloy of aluminum that is 4 percent copper and contains small amounts of magnesium, manganese, iron, and silicon: used for applications requiring lightness and strength, as in airplane construction.

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Duralumin British  

/ djʊˈræljʊmɪn /

noun

1. a light strong aluminium alloy containing 3.5–4.5 per cent of copper with small quantities of silicon, magnesium, and manganese; used in aircraft manufacture

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Etymology

Origin of duralumin

1905–10; < Latin dūr ( us ) hard + alumin(um)

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Example Sentences

See Examples For:

duralumin Duralumin

We first built a two-inch chamber of duralumin and glass, with a diaphragm, actuated by compressed air, which could fully expand the chamber in five thousandths of a second.

From Scientific American ● Jun. 28, 2012

The school is in a mountain-surrounded piece of desert, hot enough to fry the traditional egg on a glider's duralumin fuselage.

From Time Magazine Archive

The duralumin section is 50 ft. long, 10 ft. high, and just one arc of the 133-ft. diameter ring which is to be the "keel" of the airship.

From Time Magazine Archive

German shells and bombs are made from Swedish steel, but airplanes are built of duralumin, a copper alloy of aluminum, which is extracted from bauxite.

From Time Magazine Archive

But duralumin, probably, a very light, strong alloy; and what I have here is a hunting knife with a can-opener on one end!

From Astounding Stories, July, 1931 by Various

One day last week seven tons of Duralumin "tractor," driven by a twelve-cylinder automobile engine, chugged into the surf of Guantanamo Bay and set out to sea.

From Time Magazine Archive

Meanwhile Heinkel may, if it wishes, use the certificates to help pay for purchases of Duralumin, rivets, engine parts.

From Time Magazine Archive

Few sculptors can fashion of gleaming marble, glistening Duralumin and mellow bronze images of such refreshing purity as Hajdu.

From Time Magazine Archive

The whole engine-and-pylon assembly might have to be redesigned and manufactured with strengthened chrome steel, Duralumin and stainless steel fittings.

From Time Magazine Archive

Duralumin is composed of about 85 per cent. of aluminum, 5 per cent. of copper, 5 per cent. of zinc and 2 per cent. of tin.

From Creative Chemistry Descriptive of Recent Achievements in the Chemical Industries by Edwin E. Slosson

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