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Title:
HIGH-STRENGTH AND HIGH-DUCTILITY ALUMINUM ALLOY
Document Type and Number:
WIPO Patent Application WO/2023/096365
Kind Code:
A1
Abstract:
The present invention provides an aluminum alloy containing 3.5-6 weight% of magnesium (Mg), 3.5-6 weight% of zinc (Zn), 0.2-1.0 weight% of copper (Cu), 0.2-1.2 weight% of iron (Fe) or manganese (Mn), greater than 0 weight% and 0.08 weight% or less of titanium (Ti), greater than 0 weight% and 0.02 weight% or less of boron (B), and the remainder being aluminum (Al) and unavoidable impurities, and satisfying mathematical formula 1 and mathematical formula 2 below. Mathematical formula 1: 0.58 ≤ [Mg]/[Zn] ≤ 1.72 Mathematical formula 2: 7 ≤ [Mg]+[Zn] ≤ 12 ([Mg] is a weight% value of magnesium, and [Zn] is a weight% value of zinc.)

Inventors:
KIM SE HOON (KR)
HAN BEOM SUCK (KR)
SHIN JAE HYUCK (KR)
KIM JIN PYEONG (KR)
Application Number:
PCT/KR2022/018695
Publication Date:
June 01, 2023
Filing Date:
November 24, 2022
Export Citation:
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Assignee:
KOREA AUTOMOTIVE TECH INST (KR)
International Classes:
C22C21/06; C22C21/10; C22F1/047; C22F1/053
Domestic Patent References:
WO2017075319A12017-05-04
Foreign References:
KR20190091301A2019-08-05
KR20150038678A2015-04-08
KR20150119375A2015-10-23
KR20210032429A2021-03-24
Attorney, Agent or Firm:
KIM, Nam Sik (KR)
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