BR8206000A - Processo para producao de buchas para lagartas de veiculos de esteira - Google Patents

Processo para producao de buchas para lagartas de veiculos de esteira

Info

Publication number
BR8206000A
BR8206000A BR8206000A BR8206000A BR8206000A BR 8206000 A BR8206000 A BR 8206000A BR 8206000 A BR8206000 A BR 8206000A BR 8206000 A BR8206000 A BR 8206000A BR 8206000 A BR8206000 A BR 8206000A
Authority
BR
Brazil
Prior art keywords
tracker
bushings
vehicles
production
tracker vehicles
Prior art date
Application number
BR8206000A
Other languages
English (en)
Inventor
Walter Grilli
Franco De Meo
Ivan Franchini
Original Assignee
Italtractor
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 Italtractor filed Critical Italtractor
Publication of BR8206000A publication Critical patent/BR8206000A/pt

Links

Classifications

    • 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
    • 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
    • C21D1/78—Combined heat-treatments not provided for above
    • 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
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/14—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes wear-resistant or pressure-resistant pipes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Heat Treatment Of Articles (AREA)
BR8206000A 1981-10-23 1982-10-14 Processo para producao de buchas para lagartas de veiculos de esteira BR8206000A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT49552/81A IT1171606B (it) 1981-10-23 1981-10-23 Procedimento per trattamento termico di cementazione ad alta temperatura con atmosfera cementante prodotta in situ tempra diretta rinvenimento alle estremita' di distensione totale di boccole per catenarie di trattori o mezzi cingolati

Publications (1)

Publication Number Publication Date
BR8206000A true BR8206000A (pt) 1983-09-13

Family

ID=11271005

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8206000A BR8206000A (pt) 1981-10-23 1982-10-14 Processo para producao de buchas para lagartas de veiculos de esteira

Country Status (4)

Country Link
EP (1) EP0079864B1 (pt)
BR (1) BR8206000A (pt)
DE (1) DE3277732D1 (pt)
IT (1) IT1171606B (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60138065A (ja) * 1983-12-27 1985-07-22 Chugai Ro Kogyo Kaisha Ltd ガス浸炭焼入方法およびその連続式ガス浸炭焼入設備
JPH02169375A (ja) * 1988-12-21 1990-06-29 Topy Ind Ltd 履帯用ブッシングおよびその製造法
JPH03285020A (ja) * 1990-03-31 1991-12-16 Topy Ind Ltd 履帯用ブッシングの製造方法
IT1288690B1 (it) 1996-11-14 1998-09-23 Bruno Girardello Procedimento per il trattamento termico di boccole particolarmente per veicoli cingolati e simili

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE632935C (de) * 1931-05-16 1936-07-16 Benno Schilde Maschb Akt Ges Verfahren und Einrichtung zur Oberflaechenkohlung von Eisen und Stahl
US3227586A (en) * 1963-08-19 1966-01-04 Caterpillar Tractor Co Track pin bushing
CH615948A5 (pt) * 1974-03-18 1980-02-29 Hawera Probst Kg Hartmetall
US4049473A (en) * 1976-03-11 1977-09-20 Airco, Inc. Methods for carburizing steel parts
US4152177A (en) * 1977-02-03 1979-05-01 General Motors Corporation Method of gas carburizing

Also Published As

Publication number Publication date
IT1171606B (it) 1987-06-10
IT8149552A0 (it) 1981-10-23
EP0079864A1 (en) 1983-05-25
DE3277732D1 (en) 1988-01-07
EP0079864B1 (en) 1987-11-25

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