DE69719851D1 - Verfahren zum Herstellen von Stahlwerkstücken - Google Patents

Verfahren zum Herstellen von Stahlwerkstücken

Info

Publication number
DE69719851D1
DE69719851D1 DE69719851T DE69719851T DE69719851D1 DE 69719851 D1 DE69719851 D1 DE 69719851D1 DE 69719851 T DE69719851 T DE 69719851T DE 69719851 T DE69719851 T DE 69719851T DE 69719851 D1 DE69719851 D1 DE 69719851D1
Authority
DE
Germany
Prior art keywords
production
steel workpieces
workpieces
steel
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
DE69719851T
Other languages
English (en)
Other versions
DE69719851T2 (de
Inventor
Jan-Erik Andersson
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.)
SKF AB
Original Assignee
Ovako Steel AB
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 Ovako Steel AB filed Critical Ovako Steel AB
Application granted granted Critical
Publication of DE69719851D1 publication Critical patent/DE69719851D1/de
Publication of DE69719851T2 publication Critical patent/DE69719851T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
    • 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
    • C21D2221/00—Treating localised areas of an article
    • C21D2221/10—Differential treatment of inner with respect to outer regions, e.g. core and periphery, respectively
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Heat Treatment Of Steel (AREA)
DE69719851T 1996-05-21 1997-05-14 Verfahren zum Herstellen von Stahlwerkstücken Expired - Lifetime DE69719851T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9601912A SE509205C2 (sv) 1996-05-21 1996-05-21 Förfarande för tillverkning av en stålkomponent med hård yta och seg kärna
SE9601912 1996-05-21

Publications (2)

Publication Number Publication Date
DE69719851D1 true DE69719851D1 (de) 2003-04-24
DE69719851T2 DE69719851T2 (de) 2004-03-04

Family

ID=20402624

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69719851T Expired - Lifetime DE69719851T2 (de) 1996-05-21 1997-05-14 Verfahren zum Herstellen von Stahlwerkstücken

Country Status (6)

Country Link
US (1) US5935352A (de)
EP (1) EP0808909B1 (de)
JP (1) JP3557327B2 (de)
CN (1) CN1077141C (de)
DE (1) DE69719851T2 (de)
SE (1) SE509205C2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4731740B2 (ja) * 2001-06-22 2011-07-27 株式会社小松製作所 モノレバー操作装置
JP5129564B2 (ja) * 2005-04-28 2013-01-30 アイシン・エィ・ダブリュ株式会社 浸炭高周波焼入部品
CN100415902C (zh) * 2006-08-03 2008-09-03 上海交通大学 采用碳分配提高钢件表面硬度的方法
CN103080344A (zh) * 2010-07-02 2013-05-01 Skf公司 轴承部件和用于表面硬化的方法
WO2012002863A1 (en) * 2010-07-02 2012-01-05 Aktiebolaget Skf Mechanical component and method for surface hardening
CN106801213B (zh) * 2017-01-23 2018-12-14 扬州大学 一种高性能耐磨输电线路金具及其热处理工艺

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2326674A (en) * 1940-07-26 1943-08-10 Simonds Saw And Steel Co Induction hardening of saw teeth
FR1069222A (fr) * 1952-12-27 1954-07-06 Renault Procédé de traitement de pièces d'acier par induction électromagnétique
AT260976B (de) * 1963-09-27 1968-04-10 Elin Union Ag Verfahren zur thermischen Behandlung von umwandlungsfreien Stählen zur Wiederherstellung der Korrosionsbeständigkeit
FR1441317A (fr) * 1965-07-28 1966-06-03 Kugelfischer G Schaefer & Co Procédé pour augmenter l'endurance de pièces jumelées accomplissant une rotationou un roulement l'une par rapport à l'autre
DE2232932A1 (de) * 1972-07-05 1974-01-24 Karl Hehl Verschleiss- und warmfestes werkstueck aus stahl mit gehaerteter oberflaeche zur verwendung als maschinenteil
JPS5531171B2 (de) * 1972-10-26 1980-08-16
DE2449237A1 (de) * 1974-10-16 1976-04-29 Aeg Elotherm Gmbh Verfahren zur induktiven oberflaechenhaertung von verzahnten werkstuecken
JPS5268017A (en) * 1975-12-02 1977-06-06 Kubota Ltd Roller conveying steel plate
JPS5268019A (en) * 1975-12-02 1977-06-06 Kubota Ltd Roller conveying steel plate
JPS52116716A (en) * 1976-03-27 1977-09-30 Kubota Ltd Roller for transporting
JPH06128700A (ja) * 1992-10-13 1994-05-10 Hitachi Metals Ltd 高周波焼入れ用マルテンサイト系ステンレス異形棒鋼
JP2937735B2 (ja) * 1994-02-25 1999-08-23 山陽特殊製鋼株式会社 高周波焼入用耐銹・耐摩耗用鋼

Also Published As

Publication number Publication date
DE69719851T2 (de) 2004-03-04
SE9601912L (sv) 1997-11-22
JP3557327B2 (ja) 2004-08-25
JPH1053811A (ja) 1998-02-24
EP0808909A1 (de) 1997-11-26
US5935352A (en) 1999-08-10
SE9601912D0 (sv) 1996-05-21
SE509205C2 (sv) 1998-12-14
EP0808909B1 (de) 2003-03-19
CN1170764A (zh) 1998-01-21
CN1077141C (zh) 2002-01-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AB SKF, GOETEBORG, SE

8328 Change in the person/name/address of the agent

Representative=s name: HEINRICH ERB PARTNER, 60314 FRANKFURT