Title:
ALUMINUM ALLOY AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/134780
Kind Code:
A1
Abstract:
The present application relates to an aluminum alloy, comprising the following elements in percentage by mass: Cu: 4.4-4.7, Li: 2.5-2.6, Mg: 0.8-1.0, Zn: 0.8-1.0, Zr: 0.2-0.25, Sc: 0.8-0.15, and the remaining is Al and inevitable impurities. The aluminum alloy is low in density, good in comprehensive mechanical property, good in forming and processing performance and high in weldability. At the same intensity level, the aluminum alloy can be used for replacing steel on a concrete pump truck boom.
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Inventors:
CHEN BO (CN)
CHAO YUEYU (CN)
ZHANG XIANG (CN)
CHAO YUEYU (CN)
ZHANG XIANG (CN)
Application Number:
PCT/CN2023/075017
Publication Date:
July 20, 2023
Filing Date:
February 08, 2023
Export Citation:
Assignee:
JIANGSU XCMG CONSTRUCTION MACHINERY RES INSTITUTE LTD (CN)
International Classes:
C22C21/18; C22F1/057
Foreign References:
| CN110218920A | 2019-09-10 | |||
| CN113981280A | 2022-01-28 | |||
| CN108823519A | 2018-11-16 | |||
| CN110423926A | 2019-11-08 | |||
| RU2215805C2 | 2003-11-10 |
Attorney, Agent or Firm:
CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)
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