RU93058434A - ALLOYS WITH LOW DENSITY ON THE BASIS OF ALUMINUM AND METHOD FOR PRODUCING THE PRODUCT FROM ALUMINUM ALLOY - Google Patents

ALLOYS WITH LOW DENSITY ON THE BASIS OF ALUMINUM AND METHOD FOR PRODUCING THE PRODUCT FROM ALUMINUM ALLOY

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Publication number
RU93058434A
RU93058434A RU93058434/02A RU93058434A RU93058434A RU 93058434 A RU93058434 A RU 93058434A RU 93058434/02 A RU93058434/02 A RU 93058434/02A RU 93058434 A RU93058434 A RU 93058434A RU 93058434 A RU93058434 A RU 93058434A
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RU
Russia
Prior art keywords
aluminum
alloys
basis
producing
product
Prior art date
Application number
RU93058434/02A
Other languages
Russian (ru)
Other versions
RU2109835C1 (en
Inventor
Роберт Пикенс Джозеф
Чо Алекс
Original Assignee
Рейнольдс Металз Компани
Мартин Мариетта Корпорейшн
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Priority claimed from US07/699,540 external-priority patent/US5198045A/en
Application filed by Рейнольдс Металз Компани, Мартин Мариетта Корпорейшн filed Critical Рейнольдс Металз Компани
Publication of RU93058434A publication Critical patent/RU93058434A/en
Application granted granted Critical
Publication of RU2109835C1 publication Critical patent/RU2109835C1/en

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Claims (1)

Сплав на основе алюминия, используемый в авиационных и авиакосмических конструкциях, имеет высокую прочность, высокую вязкость разрушения и характеризуется формулой Cua Lib Mgc Agd Zre Albal, где а, в, с, d, е, и ваl означают количество в мас. %, компонентов сплава, где 2,4 <а <3,5; 1,35 <в <1,8; 0,25 <с <0,65; 0,25 <d <0,65 и 0,08 <е <0,25, при этом сплав имеет плотность 0,0945 - 0,0960 фунтов/куб.дюйм. Предпочтительно соотношение между медным и литиевым компонентами также удовлетворяет следующим зависимостям: 6,5 <а + 2,5в <7,5; 2в - 0,8 < а <3,75в - 1,9.The aluminum-based alloy used in aviation and aerospace structures has high strength, high fracture toughness and is characterized by the formula Cu a Li b Mg c Ag d Zr e Al bal , where a, b, c, d, e, and val mean the number in wt. %, alloy components, where 2.4 <a <3.5; 1.35 <in <1.8; 0.25 <s <0.65; 0.25 <d <0.65 and 0.08 <e <0.25, with the alloy having a density of 0.0945 to 0.0960 psi. Preferably, the ratio between copper and lithium components also satisfies the following relationships: 6.5 <a + 2.5v <7.5; 2c - 0.8 <a <3.75c - 1.9.
RU93058434A 1991-05-14 1992-05-14 Low-density aluminum-based alloy and material of manufacturing product therefrom RU2109835C1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US07/699,540 US5198045A (en) 1991-05-14 1991-05-14 Low density high strength al-li alloy
US699540 1991-05-14
US699.540 1991-05-14
PCT/US1992/003979 WO1992020830A1 (en) 1991-05-14 1992-05-14 LOW DENSITY HIGH STRENGTH Al-Li ALLOY

Publications (2)

Publication Number Publication Date
RU93058434A true RU93058434A (en) 1996-09-10
RU2109835C1 RU2109835C1 (en) 1998-04-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU93058434A RU2109835C1 (en) 1991-05-14 1992-05-14 Low-density aluminum-based alloy and material of manufacturing product therefrom

Country Status (9)

Country Link
US (1) US5198045A (en)
EP (1) EP0584271B1 (en)
JP (1) JP3314783B2 (en)
KR (1) KR100245632B1 (en)
DE (1) DE69212602T2 (en)
ES (1) ES2093837T3 (en)
RU (1) RU2109835C1 (en)
TW (1) TW206986B (en)
WO (1) WO1992020830A1 (en)

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