HIGH-STRENGTH, HIGH-TOUGHNESS MEDIUM ENTROPY ALLOY AND MANUFACTURING METHOD THEREFOR

Title:

HIGH-STRENGTH, HIGH-TOUGHNESS MEDIUM ENTROPY ALLOY AND MANUFACTURING METHOD THEREFOR

Document Type and Number:

WIPO Patent Application WO/2023/090984

Kind Code:

A1

Abstract:

The present invention relates to a medium entropy alloy having excellent mechanical properties at low temperatures and a method for manufacturing the medium entropy alloy. The alloy according to an embodiment of the present invention comprises, by atom%: (24-x)% of Cr; x% of Ni; (76-y)% of Fe; and y% of Mn, wherein y=158.5-19*(x+a)+0.6*(x+a)2, 10≤x≤14, and -0.5≤a≤0.5.

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Inventors:

NA YOUNG-SANG (KR)
KWON HYUN-JUN (KR)
WON JONG-WOO (KR)
LIM KA-RAM (KR)
JEONG DEOK-HYUN (KR)

Application Number:

PCT/KR2022/095150

Publication Date:

May 25, 2023

Filing Date:

October 27, 2022

Export Citation:

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Assignee:

KOREA INSTITUTE OF MAT SCIENCE (KR)

International Classes:

C22C38/58; C21D8/00

Foreign References:

JP2004137600A	2004-05-13
JP2014129567A	2014-07-10
KR20190121800A	2019-10-28
JP2008013842A	2008-01-24
US20180030566A1	2018-02-01

Attorney, Agent or Firm:

DAE-A INTELLECTUAL PROPERTY CONSULTING (KR)

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