ALUMINUM ALLOY STRUCTURAL MEMBER HAVING EXCELLENT IMPACT RESISTANCE IN CRYOGENIC RANGE

Title:

ALUMINUM ALLOY STRUCTURAL MEMBER HAVING EXCELLENT IMPACT RESISTANCE IN CRYOGENIC RANGE

Document Type and Number:

Japanese Patent JP2017082304

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To provide an aluminum alloy structural member having excellent impact resistance in a cryogenic range.SOLUTION: The present invention provides an aluminum alloy structural member having excellent impact resistance in a cryogenic range, the aluminum alloy structural member containing Mg: 0.3-5.5 mass%, Mn: 0.01-1.0 mass%, and Ti: 0.001-0.1 mass%, satisfying the relational expression [Mg]≤-7.7[Mn]+8.0 with the Mg content and Mn content defined as [Mg] and [Mn], with the balance being Al and inevitable impurities, and having a conductivity: 27%IACS or more.SELECTED DRAWING: None

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Inventors:

NAKAI MANABU
HORI MASASADA

Application Number:

JP2015213393A

Publication Date:

May 18, 2017

Filing Date:

October 29, 2015

Export Citation:

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Assignee:

KOBE STEEL LTD

International Classes:

C22C21/06; C22F1/047

Domestic Patent References:

JP2001032031A	2001-02-06
JP2006257505A	2006-09-28
JP2000144297A	2000-05-26
JPS5380311A	1978-07-15
JPH0820833A	1996-01-23

Foreign References:

US20140000768A1

2014-01-02

Attorney, Agent or Firm:

Isono International Patent and Trademark Office

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