GB1107170A - Method for hardening crankshaft - Google Patents

Method for hardening crankshaft

Info

Publication number
GB1107170A
GB1107170A GB58058/66A GB5805866A GB1107170A GB 1107170 A GB1107170 A GB 1107170A GB 58058/66 A GB58058/66 A GB 58058/66A GB 5805866 A GB5805866 A GB 5805866A GB 1107170 A GB1107170 A GB 1107170A
Authority
GB
United Kingdom
Prior art keywords
crankshaft
hardening
hardening crankshaft
martensite
nitriding
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
Application number
GB58058/66A
Other languages
English (en)
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.)
National Forge Co
Original Assignee
National Forge Co
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 National Forge Co filed Critical National Forge Co
Publication of GB1107170A publication Critical patent/GB1107170A/en
Expired 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
    • 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
    • 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
    • C23C8/80—After-treatment
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/21—Elements
    • Y10T74/2173—Cranks and wrist pins

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Articles (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
GB58058/66A 1966-01-06 1966-12-29 Method for hardening crankshaft Expired GB1107170A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US519099A US3377214A (en) 1966-01-06 1966-01-06 Method for hardening crankshaft

Publications (1)

Publication Number Publication Date
GB1107170A true GB1107170A (en) 1968-03-20

Family

ID=24066825

Family Applications (1)

Application Number Title Priority Date Filing Date
GB58058/66A Expired GB1107170A (en) 1966-01-06 1966-12-29 Method for hardening crankshaft

Country Status (3)

Country Link
US (1) US3377214A (de)
DE (1) DE1284981B (de)
GB (1) GB1107170A (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH585861A5 (de) * 1972-04-20 1977-03-15 Bbc Brown Boveri & Cie
DE2455285B2 (de) * 1974-11-22 1977-12-15 Mtu Friedrichshafen Gmbh Haerteverfahren fuer kurbelwellen
GB1603832A (en) * 1977-05-31 1981-12-02 British Leyland Cars Ltd Method for the gaseous nitriding of ferrous metal components
US4173501A (en) * 1978-06-01 1979-11-06 Clark Equipment Company Steel torsional element and method for making
JPS59204558A (ja) * 1983-05-09 1984-11-19 Tokyo Kikai Seisakusho:Kk 平版印刷用メツシユロ−ル
US4599502A (en) * 1983-11-22 1986-07-08 National Forge Company Induction hardening of steel
JPS60261634A (ja) * 1984-06-11 1985-12-24 Kioritz Corp クランク軸等のねじ加工方法
US5235838A (en) * 1987-07-13 1993-08-17 W. Hegenscheidt Gesellschaft Mbh Method and apparatus for truing or straightening out of true work pieces
EP0299111B1 (de) * 1987-07-13 1994-06-01 Wilhelm Hegenscheidt Gesellschaft mbH Verfahren und Einrichtung zum Richten von Schlag aufweisenden Werkstücken
US4874437A (en) * 1989-02-08 1989-10-17 Kioritz Corporation Method of adjusting hardness of metallic material
US5426998A (en) * 1990-11-20 1995-06-27 Daidousanso Co., Ltd. Crank shaft and method of manufacturing the same
SE9103267L (sv) * 1991-11-06 1993-05-07 Sandvik Ab Saagsvaerd foer kedjesaagar
US5596811A (en) * 1995-04-25 1997-01-28 Sandvik Ab Chainsaw guide bar
JP2008267598A (ja) * 2007-03-23 2008-11-06 Yamaha Motor Co Ltd クランクシャフト、内燃機関、輸送機器およびクランクシャフトの製造方法
US20140260787A1 (en) * 2013-03-18 2014-09-18 Electro-Motive Diesel, Inc. Selectively strengthened crankshaft
JP2017122500A (ja) * 2016-01-08 2017-07-13 株式会社神戸製鋼所 大型クランク軸
CA3044930C (en) 2019-05-31 2023-08-29 Apollo Machine & Welding Ltd. Hybrid process for enhanced surface hardening

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803449A (en) * 1953-10-21 1957-08-20 Nat Forge & Ordnance Company Apparatus for nitriding crankshafts
US3216869A (en) * 1960-06-21 1965-11-09 Gen Motors Corp Method of heat treating steel
US3108913A (en) * 1961-03-16 1963-10-29 Ohio Crankshaft Co Crankshafts and method of hardening same
DE1207716B (de) * 1962-04-19 1965-12-23 Deutsche Edelstahlwerke Ag Kurbelwelle und Verfahren zu ihrer Haertung

Also Published As

Publication number Publication date
DE1284981B (de) 1968-12-12
US3377214A (en) 1968-04-09

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