EP1789597A4 - Method of manufacturing a hardened forged steel component - Google Patents

Method of manufacturing a hardened forged steel component

Info

Publication number
EP1789597A4
EP1789597A4 EP05769695A EP05769695A EP1789597A4 EP 1789597 A4 EP1789597 A4 EP 1789597A4 EP 05769695 A EP05769695 A EP 05769695A EP 05769695 A EP05769695 A EP 05769695A EP 1789597 A4 EP1789597 A4 EP 1789597A4
Authority
EP
European Patent Office
Prior art keywords
manufacturing
steel component
forged steel
hardened forged
hardened
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.)
Withdrawn
Application number
EP05769695A
Other languages
German (de)
French (fr)
Other versions
EP1789597A1 (en
Inventor
Kenneth Brian Thompson Pollard
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.)
Bishop Innovation Pty Ltd
Original Assignee
Bishop Innovation Pty 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
Priority claimed from AU2004904672A external-priority patent/AU2004904672A0/en
Application filed by Bishop Innovation Pty Ltd filed Critical Bishop Innovation Pty Ltd
Publication of EP1789597A1 publication Critical patent/EP1789597A1/en
Publication of EP1789597A4 publication Critical patent/EP1789597A4/en
Withdrawn legal-status Critical Current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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/76—Making machine elements elements not mentioned in one of the preceding groups
    • B21K1/767—Toothed racks
    • 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
    • C21D1/02—Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation
    • 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
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening
    • 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
    • C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working
    • 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
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite
    • 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)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Steel (AREA)
EP05769695A 2004-08-18 2005-08-16 Method of manufacturing a hardened forged steel component Withdrawn EP1789597A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2004904672A AU2004904672A0 (en) 2004-08-18 Method of manufacturing a hardened forged steel component
PCT/AU2005/001090 WO2006017880A1 (en) 2004-08-18 2005-08-16 Method of manufacturing a hardened forged steel component

Publications (2)

Publication Number Publication Date
EP1789597A1 EP1789597A1 (en) 2007-05-30
EP1789597A4 true EP1789597A4 (en) 2009-10-28

Family

ID=35907156

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05769695A Withdrawn EP1789597A4 (en) 2004-08-18 2005-08-16 Method of manufacturing a hardened forged steel component

Country Status (7)

Country Link
US (1) US20070246135A1 (en)
EP (1) EP1789597A4 (en)
JP (1) JP2008510070A (en)
KR (1) KR20070046103A (en)
CN (1) CN101006189B (en)
MX (1) MX2007002009A (en)
WO (1) WO2006017880A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8733199B2 (en) * 2010-04-01 2014-05-27 Aisin Aw Co., Ltd. Gears and its process of manufacture
CN102892528B (en) * 2010-05-10 2015-11-25 毕晓普操纵技术私人股份公司 For forging the die apparatus of steering rack
WO2012159781A1 (en) * 2011-05-26 2012-11-29 Johnson Controls Gmbh Stamping method and components produced thereby
FR2992328A1 (en) * 2012-06-26 2013-12-27 Peugeot Citroen Automobiles Sa Heat treating a steel part of a car, comprises performing isothermal treatment for bainite formation, where the isothermal treatment is carried out by a controlled induction heating, direct induction, and low frequency induction
AT514367B1 (en) * 2013-05-21 2015-02-15 Thyssenkrupp Presta Ag Hollow rack and method of making the same
CN105358874B (en) * 2013-06-20 2018-09-04 爱信艾达株式会社 Gear and its manufacturing method
CN103866105B (en) * 2014-03-10 2016-03-30 新昌县镜岭镇柳良轴承厂 A kind of Medium Carbon Steel Gear thermal treatment process
DE102016201025A1 (en) * 2016-01-25 2017-07-27 Schwartz Gmbh Heat treatment process and heat treatment device
DE102016202766A1 (en) * 2016-02-23 2017-08-24 Schwartz Gmbh Heat treatment process and heat treatment device
US20230003256A1 (en) * 2017-10-24 2023-01-05 Ntn Corporation Wheel bearing device and method for manufacturing said device
CN111363895A (en) * 2020-04-27 2020-07-03 埃肯铸造(中国)有限公司 Heating process for maintaining air-blowing pick tip
CN115354119B (en) * 2022-08-23 2024-01-16 大冶特殊钢有限公司 Forging heat treatment method for secondary hardening profile steel

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5839735A (en) * 1981-08-31 1983-03-08 Fuji Denshi Kogyo Kk Hardening method for steering rack by supply of high frequency induction
JPS60155617A (en) * 1984-01-24 1985-08-15 Toyota Motor Corp High frequency hardening device for steering rack
JPS60251225A (en) * 1984-05-25 1985-12-11 Yamada Seisakusho:Kk Method and device for high-frequency hardening of steering rack
JPS61276952A (en) * 1985-06-01 1986-12-06 Nissan Motor Co Ltd Tough and hard steel
EP0643142A2 (en) * 1993-09-15 1995-03-15 The Timken Company Prevention of particle embrittlement in grain-refined, high strength steels
JPH0790380A (en) * 1993-09-17 1995-04-04 Nippon Steel Corp Production of induction-hardened part
US5667605A (en) * 1994-12-13 1997-09-16 Ascometal Method of fabrication of a piece of structural steel, and the steel fabricated thereby
US6059898A (en) * 1998-05-01 2000-05-09 Dana Corporation Induction hardening of heat treated gear teeth

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4170497A (en) * 1977-08-24 1979-10-09 The Regents Of The University Of California High strength, tough alloy steel
JPS58141331A (en) * 1982-02-15 1983-08-22 Daido Steel Co Ltd Heat treatment of forging
JPS58141333A (en) * 1982-02-16 1983-08-22 Daido Steel Co Ltd Heat treatment of forging
JPS6164812A (en) * 1984-09-04 1986-04-03 Nhk Spring Co Ltd Production of steel parts for vehicle
EP0320003B1 (en) * 1987-12-11 1992-08-26 Nippon Steel Corporation Method of producing steel having a low yield ratio
BR8907346A (en) * 1989-02-13 1991-05-21 Bishop A E INDUCTION HARDENING PROCESS THROUGH ELECTRONIC SCAN
JP3057611B2 (en) * 1991-02-28 2000-07-04 株式会社ツバキ・ナカシマ Induction hardening equipment for long objects such as ball screw shafts
JPH0517821A (en) * 1991-07-12 1993-01-26 Nippon Steel Corp Production of induction hardened parts minimal in quenching crack
AUPM302693A0 (en) * 1993-12-16 1994-01-20 A.E. Bishop & Associates Pty Limited Apparatus for manufacturing steering rack bars
FR2741632B1 (en) * 1995-11-27 1997-12-26 Ascometal Sa STEEL FOR MANUFACTURING A FORGED PART HAVING A BATH STRUCTURE AND METHOD FOR MANUFACTURING A PART
US6146472A (en) * 1998-05-28 2000-11-14 The Timken Company Method of making case-carburized steel components with improved core toughness
US6315841B1 (en) * 1999-12-31 2001-11-13 Dana Corporation Induction hardened forged gear and process for preparing same
CN2607223Y (en) * 2002-02-08 2004-03-24 姜淑君 Continuous casting and forging machine for spherulitic iron gear

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5839735A (en) * 1981-08-31 1983-03-08 Fuji Denshi Kogyo Kk Hardening method for steering rack by supply of high frequency induction
JPS60155617A (en) * 1984-01-24 1985-08-15 Toyota Motor Corp High frequency hardening device for steering rack
JPS60251225A (en) * 1984-05-25 1985-12-11 Yamada Seisakusho:Kk Method and device for high-frequency hardening of steering rack
JPS61276952A (en) * 1985-06-01 1986-12-06 Nissan Motor Co Ltd Tough and hard steel
EP0643142A2 (en) * 1993-09-15 1995-03-15 The Timken Company Prevention of particle embrittlement in grain-refined, high strength steels
JPH0790380A (en) * 1993-09-17 1995-04-04 Nippon Steel Corp Production of induction-hardened part
US5667605A (en) * 1994-12-13 1997-09-16 Ascometal Method of fabrication of a piece of structural steel, and the steel fabricated thereby
US6059898A (en) * 1998-05-01 2000-05-09 Dana Corporation Induction hardening of heat treated gear teeth

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006017880A1 *

Also Published As

Publication number Publication date
MX2007002009A (en) 2007-04-23
WO2006017880A1 (en) 2006-02-23
EP1789597A1 (en) 2007-05-30
US20070246135A1 (en) 2007-10-25
CN101006189B (en) 2011-05-18
CN101006189A (en) 2007-07-25
JP2008510070A (en) 2008-04-03
KR20070046103A (en) 2007-05-02

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