EP1935998A4 - Aluminum alloy tube and aluminum alloy structural member for automobile using the same - Google Patents

Aluminum alloy tube and aluminum alloy structural member for automobile using the same

Info

Publication number
EP1935998A4
EP1935998A4 EP05783336A EP05783336A EP1935998A4 EP 1935998 A4 EP1935998 A4 EP 1935998A4 EP 05783336 A EP05783336 A EP 05783336A EP 05783336 A EP05783336 A EP 05783336A EP 1935998 A4 EP1935998 A4 EP 1935998A4
Authority
EP
European Patent Office
Prior art keywords
aluminum alloy
automobile
structural member
same
tube
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP05783336A
Other languages
German (de)
French (fr)
Japanese (ja)
Other versions
EP1935998A1 (en
Inventor
Kazuhisa Kashiwazaki
Ryo Shoji
Seizo Ueno
Hiroshi Akiyama
Katsuhiko Shiotsuki
Izuru Hori
Toshiyasu Ukena
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honda Motor Co Ltd
Furukawa Sky Aluminum Corp
Original Assignee
Honda Motor Co Ltd
Furukawa Sky Aluminum Corp
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.)
Filing date
Publication date
Application filed by Honda Motor Co Ltd, Furukawa Sky Aluminum Corp filed Critical Honda Motor Co Ltd
Publication of EP1935998A1 publication Critical patent/EP1935998A1/en
Publication of EP1935998A4 publication Critical patent/EP1935998A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/065—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes starting from a specific blank, e.g. tailored blank
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
    • C22F1/047—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with magnesium as the next major constituent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Body Structure For Vehicles (AREA)
  • Metal Extraction Processes (AREA)

Abstract

An Al-Mg based aluminum alloy tube for hot working which has such an alloy composition, in mass %, that Mg: 2.5 to 2.8 %, Si: 0.25 % or less, Fe: 0.35 mass % or less, Cr: 0.25 to 0.35 % and the balance: Al and inevitable impurities, and exhibits an area proportion of cavities of 2.3 % or less after hot working; and an aluminum alloy structural member for an automobile using the aluminum alloy tube.
EP05783336A 2005-09-09 2005-09-09 Aluminum alloy tube and aluminum alloy structural member for automobile using the same Withdrawn EP1935998A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2005/017083 WO2007029343A1 (en) 2005-09-09 2005-09-09 Aluminum alloy tube and aluminum alloy structural member for automobile using the same

Publications (2)

Publication Number Publication Date
EP1935998A1 EP1935998A1 (en) 2008-06-25
EP1935998A4 true EP1935998A4 (en) 2008-12-24

Family

ID=37835480

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05783336A Withdrawn EP1935998A4 (en) 2005-09-09 2005-09-09 Aluminum alloy tube and aluminum alloy structural member for automobile using the same

Country Status (4)

Country Link
US (1) US20080202647A1 (en)
EP (1) EP1935998A4 (en)
CA (1) CA2621543A1 (en)
WO (1) WO2007029343A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UY36370A (en) 2014-10-24 2016-04-29 Bristol Myers Squibb Company Una Corporación Del Estado De Delaware MODIFIED FGF-21 POLIPEPTIDES AND ITS USES
WO2020010117A2 (en) 2018-07-03 2020-01-09 Bristol-Myers Squibb Company Fgf21 formulations

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1870732A (en) * 1931-01-12 1932-08-09 Mitsubishi Zosen Kabushiki Kai Anticorrosive aluminium light alloy
GB523618A (en) * 1938-01-18 1940-07-18 Elwin Benoni Hall Drillable well liner
JPH08311594A (en) * 1995-05-16 1996-11-26 Furukawa Electric Co Ltd:The Al-mg alloy sheet excellent in bendability and its production
EP1338664A1 (en) * 2002-02-05 2003-08-27 The Furukawa Electric Co., Ltd. Aluminum alloy pipe having multistage formability
JP2004174563A (en) * 2002-11-27 2004-06-24 Mitsubishi Heavy Ind Ltd Method and equipment for controlling structure of metallic tube and method for producing metallic sheet

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2921820B2 (en) * 1994-05-11 1999-07-19 本田技研工業株式会社 Aluminum alloy sheet for superplastic forming capable of cold preforming and method for producing the same
JP2002120024A (en) * 2000-10-18 2002-04-23 Nippon Steel Corp Electric resistance welded tube having excellent hydroform workability
JP2004043966A (en) * 2003-05-30 2004-02-12 Toyo Seikan Kaisha Ltd Seamless aluminum can body
JP4726524B2 (en) * 2004-03-31 2011-07-20 古河スカイ株式会社 Aluminum alloy tube and aluminum alloy automobile structural member using the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1870732A (en) * 1931-01-12 1932-08-09 Mitsubishi Zosen Kabushiki Kai Anticorrosive aluminium light alloy
GB523618A (en) * 1938-01-18 1940-07-18 Elwin Benoni Hall Drillable well liner
JPH08311594A (en) * 1995-05-16 1996-11-26 Furukawa Electric Co Ltd:The Al-mg alloy sheet excellent in bendability and its production
EP1338664A1 (en) * 2002-02-05 2003-08-27 The Furukawa Electric Co., Ltd. Aluminum alloy pipe having multistage formability
JP2004174563A (en) * 2002-11-27 2004-06-24 Mitsubishi Heavy Ind Ltd Method and equipment for controlling structure of metallic tube and method for producing metallic sheet

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2007029343A1 *

Also Published As

Publication number Publication date
US20080202647A1 (en) 2008-08-28
CA2621543A1 (en) 2007-03-15
EP1935998A1 (en) 2008-06-25
WO2007029343A1 (en) 2007-03-15

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20080409

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

RIN1 Information on inventor provided before grant (corrected)

Inventor name: KASHIWAZAKI, KAZUHISA

Inventor name: UENO, SEIZO

Inventor name: HORI, IZURU

Inventor name: SHOJI, RYO

Inventor name: AKIYAMA, HIROSHI

Inventor name: SHIOTSUKI, KATSUHIKO

Inventor name: UKENA, TOSHIYASU

A4 Supplementary search report drawn up and despatched

Effective date: 20081126

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