EP1789597A4 - Method of manufacturing a hardened forged steel component - Google Patents
Method of manufacturing a hardened forged steel componentInfo
- 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- Withdrawn
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)
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)
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 |
BR112012028730A2 (en) * | 2010-05-10 | 2016-07-19 | Bishop Steering Technology Pty Ltd | molding apparatus for forging a steering rack from a bar and method for manufacturing a steering rack from a steel bar |
EP2714300B1 (en) | 2011-05-26 | 2021-09-08 | Adient Luxembourg Holding S.à r.l. | Stamping method |
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 |
DE112014002237T5 (en) * | 2013-06-20 | 2016-01-21 | Aisin Aw Co., Ltd. | Gear and method for its production |
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)
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)
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 |
US4938266A (en) * | 1987-12-11 | 1990-07-03 | 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 |
-
2005
- 2005-08-16 KR KR1020077002902A patent/KR20070046103A/en not_active Application Discontinuation
- 2005-08-16 US US11/660,034 patent/US20070246135A1/en not_active Abandoned
- 2005-08-16 JP JP2007526114A patent/JP2008510070A/en active Pending
- 2005-08-16 EP EP05769695A patent/EP1789597A4/en not_active Withdrawn
- 2005-08-16 CN CN2005800286154A patent/CN101006189B/en not_active Expired - Fee Related
- 2005-08-16 WO PCT/AU2005/001090 patent/WO2006017880A1/en active Application Filing
- 2005-08-16 MX MX2007002009A patent/MX2007002009A/en active IP Right Grant
Patent Citations (8)
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)
Title |
---|
See also references of WO2006017880A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN101006189A (en) | 2007-07-25 |
KR20070046103A (en) | 2007-05-02 |
MX2007002009A (en) | 2007-04-23 |
CN101006189B (en) | 2011-05-18 |
WO2006017880A1 (en) | 2006-02-23 |
EP1789597A1 (en) | 2007-05-30 |
JP2008510070A (en) | 2008-04-03 |
US20070246135A1 (en) | 2007-10-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20070202 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20090928 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: C21D 1/02 20060101ALI20090922BHEP Ipc: C21D 9/32 20060101ALI20090922BHEP Ipc: C21D 1/18 20060101ALI20090922BHEP Ipc: C21D 1/20 20060101ALI20090922BHEP Ipc: B21K 1/00 20060101ALI20090922BHEP Ipc: C21D 8/00 20060101AFI20060301BHEP Ipc: C21D 1/10 20060101ALI20090922BHEP Ipc: C21D 9/00 20060101ALI20090922BHEP Ipc: C21D 1/06 20060101ALI20090922BHEP Ipc: C21D 7/13 20060101ALI20090922BHEP |
|
17Q | First examination report despatched |
Effective date: 20130731 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20131211 |