ES2135709T3 - Metodo de fabricacion de un articulo sinterizado. - Google Patents

Metodo de fabricacion de un articulo sinterizado.

Info

Publication number
ES2135709T3
ES2135709T3 ES95911404T ES95911404T ES2135709T3 ES 2135709 T3 ES2135709 T3 ES 2135709T3 ES 95911404 T ES95911404 T ES 95911404T ES 95911404 T ES95911404 T ES 95911404T ES 2135709 T3 ES2135709 T3 ES 2135709T3
Authority
ES
Spain
Prior art keywords
weight
green compact
manufacturing
carbon
compact
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
ES95911404T
Other languages
English (en)
Inventor
Charles Grant Purnell
Leslie John Farthing
David Holme
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.)
Federal Mogul Coventry Ltd
Original Assignee
Federal Mogul Sintered Products 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 Federal Mogul Sintered Products Ltd filed Critical Federal Mogul Sintered Products Ltd
Application granted granted Critical
Publication of ES2135709T3 publication Critical patent/ES2135709T3/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
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • C22C33/0285—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5% with Cr, Co, or Ni having a minimum content higher than 5%
    • 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
    • B22F3/10—Sintering only
    • 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
    • B22F3/10—Sintering only
    • B22F3/1003—Use of special medium during sintering, e.g. sintering aid
    • B22F3/1007—Atmosphere
    • 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
    • B22F2201/00—Treatment under specific atmosphere
    • B22F2201/01—Reducing atmosphere
    • B22F2201/013—Hydrogen
    • 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
    • B22F2201/00—Treatment under specific atmosphere
    • B22F2201/02—Nitrogen
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
    • Y10S75/95—Consolidated metal powder compositions of >95% theoretical density, e.g. wrought

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Lift Valve (AREA)
  • Forging (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)

Abstract

SE DESCRIBE UN METODO PARA PRODUCIR UN ARTICULO SINTERIZADO, EL METODO COMPRENDE LOS PASOS DE MEZCLAR UNA PREALEACION FERROSA EN POLVO CON UNA COMPOSICION EN LOS SIGUIENTES INTERVALOS EN % EN PESO: CARBONO 0.7-2.7/ CROMO 3-6/COBALTO 5-10/VANADIO 0.53/MOLIBDENO 6-11/SILICIO 0.3-2/TOTAL OTROS 2 MAXIMO/HIERRO HASTA COMPLETAR EL 100% Y OPCIONALMENTE HASTA EL 3% EN PESO DE TUNGSTENO, CON UNA ADICION DE POLVO DE CARBONO DE AL MENOS 0.1% EN PESO, COMPACTAR DICHA MEZCLA DE POLVOS POR PRESION UNIAXIAL PARA FORMAR UN COMPACTO VERDE PROXIMO A LA FORMA FINAL, SINTERIZAR DICHO COMPACTO VERDE EN UN HORNO DE SINTERIZACION CONTINUA DE ATMOSFERA DE GAS A UNA TEMPERATURA ENTRE 1100 C Y 1300 C HASTA QUE LA DENSIDAD FINAL DE DICHO MATERIAL SINTERIZADO SEA SUPERIOR AL 95% DE LA DENSIDAD TEORICA.
ES95911404T 1994-03-25 1995-03-16 Metodo de fabricacion de un articulo sinterizado. Expired - Lifetime ES2135709T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9405946A GB9405946D0 (en) 1994-03-25 1994-03-25 Sintered valve seat insert

Publications (1)

Publication Number Publication Date
ES2135709T3 true ES2135709T3 (es) 1999-11-01

Family

ID=10752501

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95911404T Expired - Lifetime ES2135709T3 (es) 1994-03-25 1995-03-16 Metodo de fabricacion de un articulo sinterizado.

Country Status (9)

Country Link
US (1) US5784681A (es)
EP (1) EP0752015B1 (es)
JP (1) JP3378012B2 (es)
KR (1) KR100315280B1 (es)
AT (1) ATE184661T1 (es)
DE (1) DE69512223T2 (es)
ES (1) ES2135709T3 (es)
GB (1) GB9405946D0 (es)
WO (1) WO1995026421A1 (es)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5997805A (en) * 1997-06-19 1999-12-07 Stackpole Limited High carbon, high density forming
JP3469435B2 (ja) * 1997-06-27 2003-11-25 日本ピストンリング株式会社 内燃機関用バルブシート
US5932055A (en) * 1997-11-11 1999-08-03 Rockwell Science Center Llc Direct metal fabrication (DMF) using a carbon precursor to bind the "green form" part and catalyze a eutectic reducing element in a supersolidus liquid phase sintering (SLPS) process
US6436338B1 (en) 1999-06-04 2002-08-20 L. E. Jones Company Iron-based alloy for internal combustion engine valve seat inserts
GB0025113D0 (en) * 2000-10-13 2000-11-29 Carrott Andrew J Improvements in tabletting dies
US6676724B1 (en) * 2002-06-27 2004-01-13 Eaton Corporation Powder metal valve seat insert
US6837915B2 (en) * 2002-09-20 2005-01-04 Scm Metal Products, Inc. High density, metal-based materials having low coefficients of friction and wear rates
US6702905B1 (en) 2003-01-29 2004-03-09 L. E. Jones Company Corrosion and wear resistant alloy
GB2441482B (en) * 2003-07-31 2008-09-03 Komatsu Mfg Co Ltd Sintered sliding member and connecting device
ES2719592T3 (es) * 2005-09-08 2019-07-11 Erasteel Kloster Ab Acero de alta velocidad fabricado mediante metalurgia de polvos
US9330406B2 (en) 2009-05-19 2016-05-03 Cobra Golf Incorporated Method and system for sales of golf equipment
US20180253774A1 (en) * 2009-05-19 2018-09-06 Cobra Golf Incorporated Method and system for making golf club components
US8257462B2 (en) 2009-10-15 2012-09-04 Federal-Mogul Corporation Iron-based sintered powder metal for wear resistant applications
US8999229B2 (en) 2010-11-17 2015-04-07 Alpha Sintered Metals, Inc. Components for exhaust system, methods of manufacture thereof and articles comprising the same
EP2662168A1 (de) * 2012-05-08 2013-11-13 WIKUS-Sägenfabrik Wilhelm H. Kullmann GmbH & Co. KG Sägeblatt mit einem pulvermetallurgisch hergestellten Schneidteil
US8940110B2 (en) 2012-09-15 2015-01-27 L. E. Jones Company Corrosion and wear resistant iron based alloy useful for internal combustion engine valve seat inserts and method of making and use thereof
CN102994890B (zh) * 2012-09-29 2016-03-02 铜陵市经纬流体科技有限公司 一种防爆阀阀体铸造方法
DE102013210895A1 (de) * 2013-06-11 2014-12-11 Mahle International Gmbh Verfahren zur Herstellung von warmbeständigen und verschleißfesten Formteilen, insbesondere Motorkomponenten
DE102014110246A1 (de) 2014-07-21 2016-01-21 Samson Ag Stellarmatur
CN106077660B (zh) * 2016-06-15 2018-04-17 威海双鑫金属制品有限责任公司 一种粉末冶金制备发动机气门座的方法
US11988294B2 (en) 2021-04-29 2024-05-21 L.E. Jones Company Sintered valve seat insert and method of manufacture thereof
CN115881945B (zh) * 2021-09-26 2024-10-11 比亚迪股份有限公司 一种磷酸铁锂正极材料的制备方法、正极极片及锂离子电池
EP4414469A4 (en) 2022-12-09 2024-09-25 TPR Co., Ltd. Iron-based sintered alloy valve sheet

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1590953A (en) * 1977-10-04 1981-06-10 Powdrex Ltd Making articles from metallic powder
GB2045280B (en) * 1979-03-28 1983-03-23 Amsted Oindustries Inc Liquid phase sintering iron-carbon alloys
JPS6263646A (ja) * 1985-09-13 1987-03-20 Mitsubishi Metal Corp Ｆｅ系焼結合金製内燃機関用弁座の製造法
DE3633879A1 (de) * 1986-10-04 1988-04-14 Supervis Ets Hochverschleissfeste eisen-nickel-kupfer-molybdaen-sinterlegierung mit phosphorzusatz
CA1337468C (en) * 1987-08-01 1995-10-31 Kuniaki Ogura Alloyed steel powder for powder metallurgy
GB8723818D0 (en) * 1987-10-10 1987-11-11 Brico Eng Sintered materials
SE468466B (sv) * 1990-05-14 1993-01-25 Hoeganaes Ab Jaernbaserat pulver och noetningsresistent varmhaallfast komponent framstaelld av detta samt saett att framstaella komponenten
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
CA2069700C (en) * 1991-05-28 1998-08-18 Jinsuke Takata Mixed powder for powder metallurgy and sintered product thereof
US5571305A (en) * 1993-09-01 1996-11-05 Kawasaki Steel Corporation Atomized steel powder excellent machinability and sintered steel manufactured therefrom
US5522914A (en) * 1993-09-27 1996-06-04 Crucible Materials Corporation Sulfur-containing powder-metallurgy tool steel article
JPH08134607A (ja) * 1994-11-09 1996-05-28 Sumitomo Electric Ind Ltd バルブシート用耐摩耗性鉄系焼結合金

Also Published As

Publication number Publication date
ATE184661T1 (de) 1999-10-15
DE69512223D1 (de) 1999-10-21
KR100315280B1 (ko) 2002-02-28
GB9405946D0 (en) 1994-05-11
JP3378012B2 (ja) 2003-02-17
WO1995026421A1 (en) 1995-10-05
DE69512223T2 (de) 2000-02-03
US5784681A (en) 1998-07-21
EP0752015A1 (en) 1997-01-08
JPH09511020A (ja) 1997-11-04
EP0752015B1 (en) 1999-09-15
KR970701800A (ko) 1997-04-12

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