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IT1293987B1 - Procedimento termico per l'indurimento selettivo di maglie di catena di cingoli. - Google Patents

Procedimento termico per l'indurimento selettivo di maglie di catena di cingoli.

Info

Publication number
IT1293987B1
IT1293987B1 IT97TO000761A ITTO970761A IT1293987B1 IT 1293987 B1 IT1293987 B1 IT 1293987B1 IT 97TO000761 A IT97TO000761 A IT 97TO000761A IT TO970761 A ITTO970761 A IT TO970761A IT 1293987 B1 IT1293987 B1 IT 1293987B1
Authority
IT
Italy
Prior art keywords
chain links
track chain
selective hardening
thermal procedure
procedure
Prior art date
Application number
IT97TO000761A
Other languages
English (en)
Inventor
Kenneth R Watts
Gary L Biltgen
David E Bowman
Charles F Berndt
Original Assignee
Caterpillar Inc
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 Caterpillar Inc filed Critical Caterpillar Inc
Publication of ITTO970761A1 publication Critical patent/ITTO970761A1/it
Application granted granted Critical
Publication of IT1293987B1 publication Critical patent/IT1293987B1/it

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
    • 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
    • C21D1/62—Quenching devices
    • C21D1/667—Quenching devices for spray 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
    • C21D9/0087—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for chains, for chain links
    • 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

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)
IT97TO000761A 1996-08-28 1997-08-27 Procedimento termico per l'indurimento selettivo di maglie di catena di cingoli. IT1293987B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/704,202 US5759309A (en) 1996-08-28 1996-08-28 Thermal process for selectively hardening track chain links

Publications (2)

Publication Number Publication Date
ITTO970761A1 ITTO970761A1 (it) 1999-02-27
IT1293987B1 true IT1293987B1 (it) 1999-03-15

Family

ID=24828522

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97TO000761A IT1293987B1 (it) 1996-08-28 1997-08-27 Procedimento termico per l'indurimento selettivo di maglie di catena di cingoli.

Country Status (3)

Country Link
US (1) US5759309A (it)
JP (1) JPH1088228A (it)
IT (1) IT1293987B1 (it)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6394793B1 (en) * 2001-01-13 2002-05-28 Ladish Company, Incorporated Method and apparatus of cooling heat-treated work pieces
US20030070736A1 (en) * 2001-10-12 2003-04-17 Borg Warner Inc. High-hardness, highly ductile ferrous articles
US20030098106A1 (en) * 2001-11-29 2003-05-29 United Technologies Corporation Method and apparatus for heat treating material
JP4043298B2 (ja) * 2002-06-14 2008-02-06 株式会社小松製作所 トラックリンクの製造方法およびその製造方法により製造されるトラックリンク
JP4013969B2 (ja) * 2005-06-29 2007-11-28 Ｊｆｅスチール株式会社 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
JP4321548B2 (ja) * 2005-07-14 2009-08-26 Ｊｆｅスチール株式会社 熱間鍛造設備
JP2007024273A (ja) * 2005-07-20 2007-02-01 Ntn Corp 車輪用軸受装置の製造方法
WO2007108486A1 (ja) * 2006-03-22 2007-09-27 Komatsu Ltd. 履帯リンク及び履帯リンクの製造方法
CN100451136C (zh) * 2006-10-26 2009-01-14 昆明理工大学 一种贝氏体球墨铸铁的控制冷却热处理工艺及其装置
WO2013173056A1 (en) * 2012-05-17 2013-11-21 Borgwarner Inc. Heat isolating vtg lever and linkage
USD751609S1 (en) 2012-06-29 2016-03-15 Caterpillar Inc. Undercarriage track link for mobile earthmoving machine
DE112014002463T5 (de) * 2013-05-17 2016-01-28 Komatsu Ltd. Stahl für Raupenketten-Unterwagenkomponente und Raupenkettenglied
US9290217B2 (en) * 2013-07-02 2016-03-22 Caterpillar Inc. Variable hardening depth in track link for a ground-engaging track
DE102013224851A1 (de) * 2013-12-04 2015-06-11 Schaeffler Technologies AG & Co. KG Kettenelement
US9440693B2 (en) 2014-03-20 2016-09-13 Caterpillar Inc. Air-hardenable bainitic steel part
USD769333S1 (en) 2015-04-01 2016-10-18 Caterpillar Inc. Track link
USD767641S1 (en) 2015-04-01 2016-09-27 Caterpillar Inc. Track link assembly
CN106191398B (zh) * 2015-04-30 2018-03-23 湖北三环车桥有限公司 前轴分层控制热处理喷淋系统
WO2017010376A1 (ja) * 2015-07-16 2017-01-19 トピー工業株式会社 無限軌道帯用リンク、及び無限軌道帯
USD775239S1 (en) 2015-08-13 2016-12-27 Caterpillar Inc. Rail guide
USD823349S1 (en) 2017-05-04 2018-07-17 Caterpillar Inc. Undercarriage track shoe for mobile earthmoving machine
USD832308S1 (en) * 2017-07-27 2018-10-30 Deere & Company Track link
CN107828953B (zh) * 2017-08-22 2024-02-02 徐州徐工履带底盘有限公司 一种链轨节淬火装置及加工工艺
US11396336B2 (en) 2019-01-11 2022-07-26 Caterpillar Inc. Anti-toenailing track shoe
CN110205465B (zh) * 2019-06-26 2024-09-06 钢客履带(江苏)有限公司 一种履带链轨节用的感应热处理的设备
US11807318B2 (en) * 2020-11-05 2023-11-07 Caterpillar Inc. Track pad with uniform hardened region
CN115261574A (zh) * 2022-08-04 2022-11-01 昆山宏翔铝业有限公司 一种铝棒水冷淬火装置和铝棒生产线

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2890975A (en) * 1955-04-26 1959-06-16 Caterpillar Tractor Co Method and apparatus for differential quenching of heat treated metallic articles
ZA828174B (en) * 1981-11-11 1984-06-27 Bp Chem Int Ltd Metal quenchant fluids
JPH059488A (ja) * 1991-06-28 1993-01-19 Ntn Corp 軸受封入用グリース
US5419792A (en) * 1994-07-25 1995-05-30 General Electric Company Method and apparatus for cooling a workpiece

Also Published As

Publication number Publication date
ITTO970761A1 (it) 1999-02-27
JPH1088228A (ja) 1998-04-07
US5759309A (en) 1998-06-02

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