EP1342805A3 - Method for providing magnesium alloys with superplastic properties - Google Patents

Method for providing magnesium alloys with superplastic properties Download PDF

Info

Publication number
EP1342805A3
EP1342805A3 EP03011735A EP03011735A EP1342805A3 EP 1342805 A3 EP1342805 A3 EP 1342805A3 EP 03011735 A EP03011735 A EP 03011735A EP 03011735 A EP03011735 A EP 03011735A EP 1342805 A3 EP1342805 A3 EP 1342805A3
Authority
EP
European Patent Office
Prior art keywords
magnesium alloys
superplastic properties
providing magnesium
degrees
superplastic
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Withdrawn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
EP03011735A
Other languages
German (de)
French (fr)
Other versions
EP1342805A2 (en
Inventor
Ulrich Prof. Dr.-Ing. Draugelates
Antonia Dr.-Ing. Schramm
Claus-Christian Dr.-Ing. Kedenburg
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.)
Technische Universitaet Clausthal
Original Assignee
Technische Universitaet Clausthal
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
Priority claimed from DE2000103970 external-priority patent/DE10003970B4/en
Priority claimed from DE2000111334 external-priority patent/DE10011334A1/en
Application filed by Technische Universitaet Clausthal filed Critical Technische Universitaet Clausthal
Publication of EP1342805A2 publication Critical patent/EP1342805A2/en
Publication of EP1342805A3 publication Critical patent/EP1342805A3/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Withdrawn legal-status Critical Current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
    • 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
    • C22F1/06—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of magnesium or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C23/00—Alloys based on magnesium
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2201/00—Treatment for obtaining particular effects
    • C21D2201/02—Superplasticity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Extrusion Of Metal (AREA)
  • Forging (AREA)

Abstract

Production of magnesium alloys having a superplastic structure comprises heating a magnesium-based alloy to 250-600 degrees C; deforming to a semi-finished product at 250-450 degrees C; and rapidly cooling at a speed of more than 300 degrees C/minute.
EP03011735A 2000-01-25 2001-01-23 Method for providing magnesium alloys with superplastic properties Withdrawn EP1342805A3 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE2000103970 DE10003970B4 (en) 2000-01-25 2000-01-25 Process for producing magnesium alloys having a superplastic microstructure
DE10003970 2000-01-25
DE2000111334 DE10011334A1 (en) 2000-03-10 2000-03-10 Production of magnesium alloys used as a material for the construction of airplanes, spacecraft, high speed trains and cars comprises heating a magnesium-based alloy, deforming to a semi-finished product and rapidly cooling
DE10011334 2000-03-10
EP01909511A EP1252352B1 (en) 2000-01-25 2001-01-23 Method for providing magnesium alloys with superplastic properties

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP01909511.6 Division 2001-01-23
EP01909511A Division EP1252352B1 (en) 2000-01-25 2001-01-23 Method for providing magnesium alloys with superplastic properties

Publications (2)

Publication Number Publication Date
EP1342805A2 EP1342805A2 (en) 2003-09-10
EP1342805A3 true EP1342805A3 (en) 2004-03-17

Family

ID=26004105

Family Applications (2)

Application Number Title Priority Date Filing Date
EP03011735A Withdrawn EP1342805A3 (en) 2000-01-25 2001-01-23 Method for providing magnesium alloys with superplastic properties
EP01909511A Expired - Lifetime EP1252352B1 (en) 2000-01-25 2001-01-23 Method for providing magnesium alloys with superplastic properties

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP01909511A Expired - Lifetime EP1252352B1 (en) 2000-01-25 2001-01-23 Method for providing magnesium alloys with superplastic properties

Country Status (7)

Country Link
US (1) US20030140992A1 (en)
EP (2) EP1342805A3 (en)
AT (1) ATE264928T1 (en)
AU (1) AU2001237234A1 (en)
CA (1) CA2398125A1 (en)
DE (1) DE50102051D1 (en)
WO (1) WO2001055467A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100382905C (en) * 2003-04-15 2008-04-23 彼德·施托尔菲希 Method and equipment for manufacturing shaped plate parts
DE102005027259B4 (en) * 2005-06-13 2012-09-27 Daimler Ag Process for the production of metallic components by semi-hot forming
DE102005027258B4 (en) * 2005-06-13 2013-01-31 Daimler Ag High carbon steel with superplasticity

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1187305A (en) * 1967-05-22 1970-04-08 Dow Chemical Co Process for production of Extruded Magnesium-Lithium Alloy Articles
US3709745A (en) * 1970-10-19 1973-01-09 Dow Chemical Co Thermal process for improving the mechanical forming of magnesium alloys
JPH08134614A (en) * 1994-11-14 1996-05-28 Mitsui Mining & Smelting Co Ltd Production of superplastic magnesium alloy material
US5620537A (en) * 1995-04-28 1997-04-15 Rockwell International Corporation Method of superplastic extrusion

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61250144A (en) * 1985-04-26 1986-11-07 Ube Ind Ltd Magnesium alloy for casting

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1187305A (en) * 1967-05-22 1970-04-08 Dow Chemical Co Process for production of Extruded Magnesium-Lithium Alloy Articles
US3709745A (en) * 1970-10-19 1973-01-09 Dow Chemical Co Thermal process for improving the mechanical forming of magnesium alloys
JPH08134614A (en) * 1994-11-14 1996-05-28 Mitsui Mining & Smelting Co Ltd Production of superplastic magnesium alloy material
US5620537A (en) * 1995-04-28 1997-04-15 Rockwell International Corporation Method of superplastic extrusion

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 09 30 September 1996 (1996-09-30) *

Also Published As

Publication number Publication date
EP1342805A2 (en) 2003-09-10
US20030140992A1 (en) 2003-07-31
DE50102051D1 (en) 2004-05-27
AU2001237234A1 (en) 2001-08-07
CA2398125A1 (en) 2001-08-02
WO2001055467A3 (en) 2002-04-25
EP1252352B1 (en) 2004-04-21
EP1252352A2 (en) 2002-10-30
WO2001055467A2 (en) 2001-08-02
ATE264928T1 (en) 2004-05-15

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