ES2170505T3 - Procedimiento para la fabricacion de una pieza metalica de polvo sinterizado. - Google Patents

Procedimiento para la fabricacion de una pieza metalica de polvo sinterizado.

Info

Publication number
ES2170505T3
ES2170505T3 ES98929176T ES98929176T ES2170505T3 ES 2170505 T3 ES2170505 T3 ES 2170505T3 ES 98929176 T ES98929176 T ES 98929176T ES 98929176 T ES98929176 T ES 98929176T ES 2170505 T3 ES2170505 T3 ES 2170505T3
Authority
ES
Spain
Prior art keywords
high density
sintered powder
processed
sintered
isothermal
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 - Lifetime
Application number
ES98929176T
Other languages
English (en)
Inventor
Roger Lawcock
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
Application granted granted Critical
Publication of ES2170505T3 publication Critical patent/ES2170505T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C22C33/0207—Using a mixture of prealloyed powders or a master alloy
    • 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
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

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)
  • Ceramic Products (AREA)

Abstract

Procedimiento para la fabricación de una pieza metálica de polvo sinterizado, que comprende el mezclado de polvos de una composición deseada con lubricante y polvo de hierro base, la compactación de dichos polvos mezclados para la conformación, el sinterizado de dicha pieza conformada, y después el enfriamiento de dicha pieza sinterizada mediante: (a) mantenimiento isotérmico; o (b) enfriamiento lento dentro del intervalo de temperaturas de 650 C a 750 C durante 20 minutos a 2 horas, seguido de la conformación de dicha pieza a una densidad entre 7,4 a 7,7 g/cc.
ES98929176T 1997-06-19 1998-06-19 Procedimiento para la fabricacion de una pieza metalica de polvo sinterizado. Expired - Lifetime ES2170505T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/879,275 US5997805A (en) 1997-06-19 1997-06-19 High carbon, high density forming

Publications (1)

Publication Number Publication Date
ES2170505T3 true ES2170505T3 (es) 2002-08-01

Family

ID=25373797

Family Applications (1)

Application Number Title Priority Date Filing Date
ES98929176T Expired - Lifetime ES2170505T3 (es) 1997-06-19 1998-06-19 Procedimiento para la fabricacion de una pieza metalica de polvo sinterizado.

Country Status (9)

Country Link
US (1) US5997805A (es)
EP (1) EP1027467B1 (es)
JP (1) JP2002504188A (es)
AT (1) ATE212073T1 (es)
AU (1) AU7903298A (es)
CA (1) CA2294066A1 (es)
DE (1) DE69803218T2 (es)
ES (1) ES2170505T3 (es)
WO (1) WO1998059083A1 (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6555398A (en) * 1997-03-13 1998-09-29 Vanderbilt University Methods of constructing a gene mutation library and compounds and compositions thereof
US6143240A (en) * 1997-11-14 2000-11-07 Stackpole Limited High density forming process with powder blends
US6358298B1 (en) 1999-07-30 2002-03-19 Quebec Metal Powders Limited Iron-graphite composite powders and sintered articles produced therefrom
AU7758000A (en) * 1999-11-04 2001-05-14 Hoeganaes Corporation Improved metallurgical powder compositions and methods of making and using the same
JP4702758B2 (ja) * 2000-04-11 2011-06-15 日立粉末冶金株式会社 サイレントチェーン用焼結スプロケットおよびその製造方法
SE0002448D0 (sv) * 2000-06-28 2000-06-28 Hoeganaes Ab method of producig powder metal components
US6338747B1 (en) * 2000-08-09 2002-01-15 Keystone Investment Corporation Method for producing powder metal materials
US6485540B1 (en) 2000-08-09 2002-11-26 Keystone Investment Corporation Method for producing powder metal materials
JP3698409B2 (ja) * 2000-10-25 2005-09-21 本田技研工業株式会社 焼結スプロケット
FR2840969B1 (fr) * 2002-06-14 2004-09-03 Snecma Moteurs Materiau dense autolubrifiant a sec; piece mecanique en ledit materiau; procede d'elaboration dudit materiau
US20040115084A1 (en) * 2002-12-12 2004-06-17 Borgwarner Inc. Method of producing powder metal parts
DE102004008054B8 (de) * 2003-02-25 2007-02-08 Matsushita Electric Works, Ltd., Kadoma Metallpulver-Zusammensetzung zur Verwendung beim selektiven Lasersintern
US20090129964A1 (en) * 2005-01-05 2009-05-21 Stackpole Limited Method of forming powder metal components having surface densification
US20100034686A1 (en) * 2005-01-28 2010-02-11 Caldera Engineering, Llc Method for making a non-toxic dense material
US20070048169A1 (en) * 2005-08-25 2007-03-01 Borgwarner Inc. Method of making powder metal parts by surface densification
US20090162241A1 (en) * 2007-12-19 2009-06-25 Parker Hannifin Corporation Formable sintered alloy with dispersed hard phase
JP5308123B2 (ja) * 2008-11-10 2013-10-09 株式会社神戸製鋼所 高強度組成鉄粉とそれを用いた焼結部品
CN101879598B (zh) * 2010-06-28 2011-09-28 莱芜钢铁股份有限公司 连铸结晶器用粉末合金自润滑轴承的制造方法
JP2024540861A (ja) * 2021-10-14 2024-11-06 ヘーゲナス コーポレーション 合金組成物

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1310821A (en) * 1969-08-30 1973-03-21 Mitsubishi Metal Mining Co Ltd Carbide spheroidization in sintered iron-based alloys
US4018632A (en) * 1976-03-12 1977-04-19 Chrysler Corporation Machinable powder metal parts
DE3219324A1 (de) * 1982-05-22 1983-11-24 Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe Verfahren zur pulvermetallurgischen herstellung von formteilen hoher festigkeit und haerte aus si-mn- oder si-mn-c-legierten staehlen
SU1395426A1 (ru) * 1986-06-16 1988-05-15 Белорусское Научно-Производственное Объединение Порошковой Металлургии Способ изготовлени порошковых изделий из железографита
JP2773747B2 (ja) * 1987-03-12 1998-07-09 三菱マテリアル株式会社 Ｆｅ基焼結合金製バルブシート
US5009704A (en) * 1989-06-28 1991-04-23 Allied-Signal Inc. Processing nickel-base superalloy powders for improved thermomechanical working
CA2104605C (en) * 1992-09-09 2000-05-02 Peter Jones Powder metal alloy process
EP0742844A1 (en) * 1994-02-07 1996-11-20 Stackpole Limited Hi-density sintered alloy
GB9405946D0 (en) * 1994-03-25 1994-05-11 Brico Eng Sintered valve seat insert
US5547523A (en) * 1995-01-03 1996-08-20 General Electric Company Retained strain forging of ni-base superalloys
EP0835329B1 (en) * 1995-06-29 2003-03-26 Stackpole Limited Hi-density sintered alloy and spheroidization method for pre-alloyed powders
US5754937A (en) * 1996-05-15 1998-05-19 Stackpole Limited Hi-density forming process

Also Published As

Publication number Publication date
AU7903298A (en) 1999-01-04
EP1027467A1 (en) 2000-08-16
JP2002504188A (ja) 2002-02-05
DE69803218T2 (de) 2002-08-29
ATE212073T1 (de) 2002-02-15
CA2294066A1 (en) 1998-12-30
EP1027467B1 (en) 2002-01-16
US5997805A (en) 1999-12-07
DE69803218D1 (de) 2002-02-21
WO1998059083A1 (en) 1998-12-30

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