EP2325342A3 - Hot compaction and extrusion of L12 aluminum alloys - Google Patents

Hot compaction and extrusion of L12 aluminum alloys Download PDF

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Publication number
EP2325342A3
EP2325342A3 EP10251433A EP10251433A EP2325342A3 EP 2325342 A3 EP2325342 A3 EP 2325342A3 EP 10251433 A EP10251433 A EP 10251433A EP 10251433 A EP10251433 A EP 10251433A EP 2325342 A3 EP2325342 A3 EP 2325342A3
Authority
EP
European Patent Office
Prior art keywords
aluminum alloys
extrusion
hot compaction
powder
compaction
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.)
Granted
Application number
EP10251433A
Other languages
German (de)
French (fr)
Other versions
EP2325342B1 (en
EP2325342A2 (en
Inventor
Awadh B. Pandey
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies 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 United Technologies Corp filed Critical United Technologies Corp
Publication of EP2325342A2 publication Critical patent/EP2325342A2/en
Publication of EP2325342A3 publication Critical patent/EP2325342A3/en
Application granted granted Critical
Publication of EP2325342B1 publication Critical patent/EP2325342B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/0408—Light metal alloys
    • C22C1/0416—Aluminium-based alloys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
    • 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
    • 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
    • C22C21/02—Alloys based on aluminium with silicon as the next major constituent
    • 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
    • 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
    • C22C21/10—Alloys based on aluminium with zinc as the next major constituent
    • 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
    • C22C21/12—Alloys based on aluminium with copper as the next major constituent
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/17—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by forging
    • B22F2003/175—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by forging by hot forging, below sintering temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
    • B22F2003/208—Warm or hot extruding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Abstract

A method and apparatus produces high strength aluminum alloys from a powder containing L12 intermetallic dispersoids. The powder is degassed, sealed under vacuum in a container, consolidated by vacuum hot pressing, and extruded into useful shapes.
EP10251433A 2009-08-19 2010-08-11 Hot compaction and extrusion of L12 aluminum alloys Active EP2325342B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/543,945 US20110044844A1 (en) 2009-08-19 2009-08-19 Hot compaction and extrusion of l12 aluminum alloys

Publications (3)

Publication Number Publication Date
EP2325342A2 EP2325342A2 (en) 2011-05-25
EP2325342A3 true EP2325342A3 (en) 2011-09-21
EP2325342B1 EP2325342B1 (en) 2013-01-23

Family

ID=43605520

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10251433A Active EP2325342B1 (en) 2009-08-19 2010-08-11 Hot compaction and extrusion of L12 aluminum alloys

Country Status (2)

Country Link
US (1) US20110044844A1 (en)
EP (1) EP2325342B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106239164A (en) * 2016-08-31 2016-12-21 重庆鼎发铝加工有限责任公司 A kind of automatic extrusion formation equipment of aluminium alloy

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DE102010032768A1 (en) * 2010-07-29 2012-02-02 Eads Deutschland Gmbh High-temperature scandium alloyed aluminum material with improved extrudability
CN102400135B (en) * 2011-11-05 2013-03-20 太原理工大学 Coating hot-pressing reinforcement method of magnesium-aluminum alloy plate
US20160031012A1 (en) * 2013-03-15 2016-02-04 United Technologies Corporation Powder Metallurgy Alloy Forging
WO2014152172A1 (en) * 2013-03-15 2014-09-25 United Technologies Corporation Powder metallurgy alloy extrusion
US9936541B2 (en) * 2013-11-23 2018-04-03 Almex USA, Inc. Alloy melting and holding furnace
JP6432619B2 (en) * 2017-03-02 2018-12-05 日立金属株式会社 Aluminum alloy conductor, insulated wire using the conductor, and method for producing the insulated wire
CN111074106A (en) * 2019-12-20 2020-04-28 山东南山铝业股份有限公司 High-efficiency low-consumption rolling rare earth aluminum alloy and preparation method thereof
CN113061789B (en) * 2021-02-02 2022-03-08 重庆材料研究院有限公司 Light ultra-wide copper-containing aluminum net for lightning protection and preparation method thereof

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CN106239164A (en) * 2016-08-31 2016-12-21 重庆鼎发铝加工有限责任公司 A kind of automatic extrusion formation equipment of aluminium alloy

Also Published As

Publication number Publication date
US20110044844A1 (en) 2011-02-24
EP2325342B1 (en) 2013-01-23
EP2325342A2 (en) 2011-05-25

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