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DE69811055D1 - Gegenstand aus stahl mit hoher härte und zähigkeit und verfahren zu seiner herstellung - Google Patents

Gegenstand aus stahl mit hoher härte und zähigkeit und verfahren zu seiner herstellung

Info

Publication number
DE69811055D1
DE69811055D1 DE69811055T DE69811055T DE69811055D1 DE 69811055 D1 DE69811055 D1 DE 69811055D1 DE 69811055 T DE69811055 T DE 69811055T DE 69811055 T DE69811055 T DE 69811055T DE 69811055 D1 DE69811055 D1 DE 69811055D1
Authority
DE
Germany
Prior art keywords
toughness
steel
production
high hardness
hardness
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
DE69811055T
Other languages
English (en)
Other versions
DE69811055T2 (de
Inventor
A Tipton
D Keil
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.)
Caterpillar Inc
Original Assignee
Caterpillar Inc
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 Caterpillar Inc filed Critical Caterpillar Inc
Application granted granted Critical
Publication of DE69811055D1 publication Critical patent/DE69811055D1/de
Publication of DE69811055T2 publication Critical patent/DE69811055T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/20—Carburising
    • C23C8/22—Carburising of ferrous surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
DE69811055T 1997-11-25 1998-11-17 Gegenstand aus stahl mit hoher härte und zähigkeit und verfahren zu seiner herstellung Expired - Fee Related DE69811055T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/978,326 US5910223A (en) 1997-11-25 1997-11-25 Steel article having high hardness and improved toughness and process for forming the article
US978326 1997-11-25
PCT/US1998/024444 WO1999027148A1 (en) 1997-11-25 1998-11-17 Steel article having high hardness and improved toughness and process for forming the article

Publications (2)

Publication Number Publication Date
DE69811055D1 true DE69811055D1 (de) 2003-03-06
DE69811055T2 DE69811055T2 (de) 2004-01-22

Family

ID=25525978

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69811055T Expired - Fee Related DE69811055T2 (de) 1997-11-25 1998-11-17 Gegenstand aus stahl mit hoher härte und zähigkeit und verfahren zu seiner herstellung

Country Status (5)

Country Link
US (1) US5910223A (de)
EP (1) EP0958397B1 (de)
JP (1) JP2001516401A (de)
DE (1) DE69811055T2 (de)
WO (1) WO1999027148A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3550308B2 (ja) * 1998-12-25 2004-08-04 Ｎｔｎ株式会社 転がり軸受
US6390924B1 (en) * 1999-01-12 2002-05-21 Ntn Corporation Power transmission shaft and constant velocity joint
US6315946B1 (en) 1999-10-21 2001-11-13 The United States Of America As Represented By The Secretary Of The Navy Ultra low carbon bainitic weathering steel
JP2002060847A (ja) * 2000-08-22 2002-02-28 Ntn Corp 耐熱浸炭転がり軸受部品およびその製造方法
FR2813892B1 (fr) * 2000-09-13 2003-09-26 Peugeot Citroen Automobiles Sa Procede de traitement thermique d'aciers d'outillages hypoeutectoides
US20020110476A1 (en) * 2000-12-14 2002-08-15 Maziasz Philip J. Heat and corrosion resistant cast stainless steels with improved high temperature strength and ductility
US20030070736A1 (en) * 2001-10-12 2003-04-17 Borg Warner Inc. High-hardness, highly ductile ferrous articles
US7169238B2 (en) * 2003-12-22 2007-01-30 Caterpillar Inc Carbide method and article for hard finishing resulting in improved wear resistance
KR100947947B1 (ko) * 2005-04-06 2010-03-15 렘 테크놀로지스, 인코포레이티드 고밀도 카바이드 스틸 부품의 연마 방법
DE102005023952B9 (de) * 2005-05-20 2007-07-26 Carl Aug. Picard Gmbh & Co. Kg Sicherheitspanzerung zum Schutz gegen Beschuss sowie Verfahren zu ihrer Herstellung
US7481896B2 (en) * 2006-05-03 2009-01-27 Gm Global Technology Operations, Inc. Torque transferring low carbon steel shafts with refined grain size
US20100159235A1 (en) * 2008-12-18 2010-06-24 Scott Alan Johnston Wear component with a carburized case
DE102011086933A1 (de) * 2011-11-23 2013-05-23 Schaeffler Technologies AG & Co. KG Wälzlager
US11193190B2 (en) 2018-01-25 2021-12-07 Ut-Battelle, Llc Low-cost cast creep-resistant austenitic stainless steels that form alumina for high temperature oxidation resistance
US11624106B2 (en) 2020-03-18 2023-04-11 Caterpillar Inc. Carburized steel component and carburization process
WO2024227502A1 (en) 2023-05-03 2024-11-07 Aktiebolaget Skf Procedure for producing a bearing element and bearing element

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53146233A (en) * 1977-05-26 1978-12-20 Komatsu Mfg Co Ltd Carburizing heat treatment method of steel
US4202710A (en) * 1978-12-01 1980-05-13 Kabushiki Kaisha Komatsu Seisakusho Carburization of ferrous alloys
JPS61250109A (ja) * 1985-04-26 1986-11-07 Nissan Motor Co Ltd 鉄系部品の熱処理方法
US4921025A (en) * 1987-12-21 1990-05-01 Caterpillar Inc. Carburized low silicon steel article and process
JPH0288760A (ja) * 1988-09-27 1990-03-28 Mazda Motor Corp 耐衝撃性に優れた鋼部材およびその製造法
US5536335A (en) * 1994-07-29 1996-07-16 Caterpillar Inc. Low silicon rapid-carburizing steel process
JPH0999306A (ja) * 1995-10-06 1997-04-15 Hitachi Metals Ltd 熱間圧延用ロール

Also Published As

Publication number Publication date
US5910223A (en) 1999-06-08
WO1999027148A1 (en) 1999-06-03
EP0958397A1 (de) 1999-11-24
JP2001516401A (ja) 2001-09-25
DE69811055T2 (de) 2004-01-22
EP0958397B1 (de) 2003-01-29

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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