1905–10; < Latin dūr ( us ) hard + alumin(um)
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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
Sample: Oh, the sad, sad riot-squad men Withering away their finest years Like wintry shrubs under duralumin shields Beheiren's founder is Novelist Makoto Oda, 38.
From Time Magazine Archive
The Perl plan is to build a 22-ft. duralumin fuselage shaped like a dirigible, hermetically sealed.
From Time Magazine Archive
Paul is waited on, talked to and amused by a mechanical brain; he is fed by an "auto-chef"; his only job is to sit tight while the "alien" exudes in the adjoining duralumin room.
From Time Magazine Archive
The hull framework was composed of triangular duralumin girders, both in the longitudinal and transverse frames, while the bracing was carried out by means of high tensile steel wires and duralumin tubes.
From British Airships, Past, Present, and Future by George Whale
Meanwhile Heinkel may, if it wishes, use the certificates to help pay for purchases of Duralumin, rivets, engine parts.
From Time Magazine Archive
The Duralumin, too, is carved rather than welded or hammered.
From Time Magazine Archive
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
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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