TW200720443A - Hot-forged products excellent in fatigue strength, process for production thereof, and machine structural part - Google Patents

Hot-forged products excellent in fatigue strength, process for production thereof, and machine structural part

Info

Publication number
TW200720443A
TW200720443A TW095122913A TW95122913A TW200720443A TW 200720443 A TW200720443 A TW 200720443A TW 095122913 A TW095122913 A TW 095122913A TW 95122913 A TW95122913 A TW 95122913A TW 200720443 A TW200720443 A TW 200720443A
Authority
TW
Taiwan
Prior art keywords
hot
fatigue strength
forged products
production
structural part
Prior art date
Application number
TW095122913A
Other languages
English (en)
Other versions
TWI329676B (zh
Inventor
Kazukuni Hase
Hideto Kimura
Takaaki Toyooka
Original Assignee
Jfe Steel Corp
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 Jfe Steel Corp filed Critical Jfe Steel Corp
Publication of TW200720443A publication Critical patent/TW200720443A/zh
Application granted granted Critical
Publication of TWI329676B publication Critical patent/TWI329676B/zh

Links

Classifications

    • 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
    • B21K7/00—Making railway appurtenances; Making vehicle parts
    • B21K7/12—Making railway appurtenances; Making vehicle parts parts for locomotives or vehicles, e.g. frames, underframes
    • 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
    • C21D9/30—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for crankshafts; for camshafts
    • 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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • 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
    • Y10S148/00—Metal treatment
    • Y10S148/902—Metal treatment having portions of differing metallurgical properties or characteristics

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
  • Forging (AREA)
TW095122913A 2005-06-29 2006-06-26 Hot-forged products excellent in fatigue strength, process for production thereof, and machine structural part TW200720443A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005190220 2005-06-29
JP2005205170A JP4013969B2 (ja) 2005-06-29 2005-07-14 疲労強度に優れた熱間鍛造品およびその製造方法並びに機械構造部品

Publications (2)

Publication Number Publication Date
TW200720443A true TW200720443A (en) 2007-06-01
TWI329676B TWI329676B (zh) 2010-09-01

Family

ID=37595142

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095122913A TW200720443A (en) 2005-06-29 2006-06-26 Hot-forged products excellent in fatigue strength, process for production thereof, and machine structural part

Country Status (6)

Country Link
US (1) US7806992B2 (zh)
EP (1) EP1897961A4 (zh)
JP (1) JP4013969B2 (zh)
KR (1) KR100939462B1 (zh)
TW (1) TW200720443A (zh)
WO (1) WO2007000888A1 (zh)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8240922B2 (en) 2005-07-20 2012-08-14 Ntn Corporation Bearing device for wheel
JP2007024273A (ja) * 2005-07-20 2007-02-01 Ntn Corp 車輪用軸受装置の製造方法
JP2007038803A (ja) * 2005-08-02 2007-02-15 Ntn Corp 車輪用軸受装置
JP5019727B2 (ja) * 2005-07-20 2012-09-05 Ｎｔｎ株式会社 車輪用軸受装置
JP5105725B2 (ja) * 2005-08-19 2012-12-26 Ｎｔｎ株式会社 車輪用軸受装置
JP2008207586A (ja) * 2007-02-23 2008-09-11 Ntn Corp 車輪用軸受装置およびその製造方法
US20100236317A1 (en) * 2009-03-19 2010-09-23 Sigelko Jeff D Method for forming articles at an elevated temperature
JP5777090B2 (ja) * 2011-04-21 2015-09-09 山陽特殊製鋼株式会社 面圧疲労強度に優れた機械構造用鋼鋼材
FR2989976B1 (fr) * 2012-04-25 2017-07-21 Forges De Courcelles Procede de fabrication de pieces en acier a geometrie complexe
US9440693B2 (en) 2014-03-20 2016-09-13 Caterpillar Inc. Air-hardenable bainitic steel part
JP6347994B2 (ja) * 2014-06-16 2018-06-27 Ntn株式会社 等速自在継手の外側継手部材の製造方法および外側継手部材
DE102014215838A1 (de) * 2014-08-11 2016-02-11 Continental Automotive Gmbh Hochdruckpumpe, Antriebselement einer Hochdruckpumpe und Verfahren zur Herstellung eines Antriebselements einer Hochdruckpumpe
KR20160048629A (ko) * 2014-10-23 2016-05-04 이화다이아몬드공업 주식회사 천공용 드릴 비트 및 그 제조 방법
WO2017056896A1 (ja) * 2015-10-01 2017-04-06 新日鐵住金株式会社 クランク軸粗形材、窒化クランク軸及びその製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3100492B2 (ja) 1993-04-16 2000-10-16 新日本製鐵株式会社 高疲労強度熱間鍛造品の製造方法
US5759309A (en) * 1996-08-28 1998-06-02 Caterpillar Inc. Thermal process for selectively hardening track chain links
US6443214B1 (en) * 1999-12-07 2002-09-03 Honda Giken Kogyo Kabushiki Kaisha Method for heat treating mold cast product
JP3745233B2 (ja) 2001-02-01 2006-02-15 山陽特殊製鋼株式会社 高強度高周波焼入用鋼
JP2003193139A (ja) 2001-12-28 2003-07-09 Nsk Ltd フランジ付き外輪の製造方法
JP2004002968A (ja) 2002-03-22 2004-01-08 Daido Steel Co Ltd 中空鋼六角ロッドおよびその高周波焼入れ方法
JP2004060003A (ja) 2002-07-29 2004-02-26 Topy Ind Ltd 無限軌道帯用リンクの製造方法
KR200376396Y1 (ko) 2004-12-02 2005-03-11 대한민국(관리부서:농촌진흥청) 1축 내,외부 2겹 간헐 링스크루 양방향 교반 버섯배지제조장치
JP2007024273A (ja) * 2005-07-20 2007-02-01 Ntn Corp 車輪用軸受装置の製造方法

Also Published As

Publication number Publication date
EP1897961A1 (en) 2008-03-12
US20080264530A1 (en) 2008-10-30
JP2007039704A (ja) 2007-02-15
US7806992B2 (en) 2010-10-05
KR100939462B1 (ko) 2010-01-29
TWI329676B (zh) 2010-09-01
JP4013969B2 (ja) 2007-11-28
EP1897961A4 (en) 2011-06-22
WO2007000888A1 (ja) 2007-01-04
KR20070110397A (ko) 2007-11-16

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Legal Events

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MM4A Annulment or lapse of patent due to non-payment of fees