DE69707891D1 - Herstellung von metallpulverkörper durch sintern, sphäroidisieren und warmverformen - Google Patents

Herstellung von metallpulverkörper durch sintern, sphäroidisieren und warmverformen

Info

Publication number
DE69707891D1
DE69707891D1 DE69707891T DE69707891T DE69707891D1 DE 69707891 D1 DE69707891 D1 DE 69707891D1 DE 69707891 T DE69707891 T DE 69707891T DE 69707891 T DE69707891 T DE 69707891T DE 69707891 D1 DE69707891 D1 DE 69707891D1
Authority
DE
Germany
Prior art keywords
spheroidizing
sintering
production
metal powder
hot forming
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.)
Expired - Fee Related
Application number
DE69707891T
Other languages
English (en)
Other versions
DE69707891T2 (de
Inventor
Rohith Shivanath
Peter Jones
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.)
Stackpole Ltd
Original Assignee
Stackpole Ltd
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 Stackpole Ltd filed Critical Stackpole Ltd
Publication of DE69707891D1 publication Critical patent/DE69707891D1/de
Application granted granted Critical
Publication of DE69707891T2 publication Critical patent/DE69707891T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0264—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5%
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C21D1/32—Soft annealing, e.g. spheroidising
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • 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
    • B22F3/02—Compacting only
    • B22F2003/023—Lubricant mixed with the metal powder
    • 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
    • B22F3/12—Both compacting and sintering
    • B22F3/16—Both compacting and sintering in successive or repeated steps
    • B22F3/164—Partial deformation or calibration
    • B22F2003/166—Surface calibration, blasting, burnishing, sizing, coining
    • 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
    • B22F3/24—After-treatment of workpieces or articles
    • B22F2003/248—Thermal after-treatment
    • 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
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/32—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for gear wheels, worm wheels, or the like

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Powder Metallurgy (AREA)
DE69707891T 1996-05-03 1997-05-02 Herstellung von metallpulverkörper durch sintern, sphäroidisieren und warmverformen Expired - Fee Related DE69707891T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/642,679 US5881354A (en) 1996-05-03 1996-05-03 Sintered hi-density process with forming
PCT/CA1997/000304 WO1997042351A1 (en) 1996-05-03 1997-05-02 Making metal powder articles by sintering, spheroidizing and warm forming

Publications (2)

Publication Number Publication Date
DE69707891D1 true DE69707891D1 (de) 2001-12-06
DE69707891T2 DE69707891T2 (de) 2002-05-29

Family

ID=24577571

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69707891T Expired - Fee Related DE69707891T2 (de) 1996-05-03 1997-05-02 Herstellung von metallpulverkörper durch sintern, sphäroidisieren und warmverformen

Country Status (9)

Country Link
US (1) US5881354A (de)
EP (1) EP0917593B1 (de)
JP (1) JP2000509440A (de)
AT (1) ATE207976T1 (de)
AU (1) AU2378297A (de)
CA (1) CA2252745A1 (de)
DE (1) DE69707891T2 (de)
ES (1) ES2163756T3 (de)
WO (1) WO1997042351A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0862706B1 (de) * 1995-12-15 2002-09-25 GKN Sinter Metals Inc. Duplex zahnradgestänge und verfahren zu seiner herstellung
US6019937A (en) 1998-11-27 2000-02-01 Stackpole Limited Press and sinter process for high density components
MXPA02004478A (es) * 1999-11-04 2004-09-10 Hoeganaes Corp Composiciones de polvo metalurgico mejoradas y metodos para elaborar y utilizar las mismas.
DE60206844T2 (de) 2001-06-13 2006-07-27 Kabushiki Kaisha Toyota Chuo Kenkyusho Verfahren zur Umformung unter Druck und dadurch erzeugtes Element
US20050163645A1 (en) * 2004-01-28 2005-07-28 Borgwarner Inc. Method to make sinter-hardened powder metal parts with complex shapes
WO2005106059A1 (ja) * 2004-04-28 2005-11-10 Jfe Steel Corporation 機械構造用部品およびその製造方法
DE602005003234T2 (de) 2004-07-12 2008-08-28 Cardinal Cg Co., Eden Prairie Wartungsarme beschichtungen
JP2006299364A (ja) * 2005-04-22 2006-11-02 Toyota Motor Corp Ｆｅ系焼結合金
US20080011599A1 (en) 2006-07-12 2008-01-17 Brabender Dennis M Sputtering apparatus including novel target mounting and/or control
US7722803B2 (en) * 2006-07-27 2010-05-25 Pmg Indiana Corp. High carbon surface densified sintered steel products and method of production therefor
US9133886B2 (en) 2011-03-18 2015-09-15 Ntn Corporation Constant velocity universal joint
JP2013124762A (ja) * 2011-12-16 2013-06-24 Ntn Corp 等速自在継手
WO2018093985A1 (en) 2016-11-17 2018-05-24 Cardinal Cg Company Static-dissipative coating technology

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3901961A (en) * 1970-08-05 1975-08-26 Semperit Ag Method for the fabrication of a molded article formed from oriented fiber reinforced material
US4014680A (en) * 1975-01-22 1977-03-29 Allegheny Ludlum Industries, Inc. Prealloyed stainless steel powder for liquid phase sintering
US3951697A (en) * 1975-02-24 1976-04-20 The Board Of Trustees Of Leland Stanford Junior University Superplastic ultra high carbon steel
GB1512323A (en) * 1976-03-05 1978-06-01 Ceskoslovenska Akademie Ved Process for manufacture of annular products
US4069044A (en) * 1976-08-06 1978-01-17 Stanislaw Mocarski Method of producing a forged article from prealloyed-premixed water atomized ferrous alloy powder
JPS5719325A (en) * 1980-07-10 1982-02-01 Daido Steel Co Ltd Production of steel product
US5009842A (en) * 1990-06-08 1991-04-23 Board Of Control Of Michigan Technological University Method of making high strength articles from forged powder steel alloys
US5154881A (en) * 1992-02-14 1992-10-13 Hoeganaes Corporation Method of making a sintered metal component
EP0742844A1 (de) * 1994-02-07 1996-11-20 Stackpole Limited Gesinterte legierung von hoher dichte
US5552109A (en) * 1995-06-29 1996-09-03 Shivanath; Rohith Hi-density sintered alloy and spheroidization method for pre-alloyed powders

Also Published As

Publication number Publication date
AU2378297A (en) 1997-11-26
ES2163756T3 (es) 2002-02-01
DE69707891T2 (de) 2002-05-29
ATE207976T1 (de) 2001-11-15
EP0917593A1 (de) 1999-05-26
WO1997042351A1 (en) 1997-11-13
CA2252745A1 (en) 1997-11-13
US5881354A (en) 1999-03-09
EP0917593B1 (de) 2001-10-31
JP2000509440A (ja) 2000-07-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee