FR2642087B1 - Procede de traitement de la couche superficielle de rails ou d'appareils de voie - Google Patents

Procede de traitement de la couche superficielle de rails ou d'appareils de voie

Info

Publication number
FR2642087B1
FR2642087B1 FR8900873A FR8900873A FR2642087B1 FR 2642087 B1 FR2642087 B1 FR 2642087B1 FR 8900873 A FR8900873 A FR 8900873A FR 8900873 A FR8900873 A FR 8900873A FR 2642087 B1 FR2642087 B1 FR 2642087B1
Authority
FR
France
Prior art keywords
rails
treating
surface layer
track apparatus
track
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 - Fee Related
Application number
FR8900873A
Other languages
English (en)
Other versions
FR2642087A1 (fr
Inventor
Raymond-Yves Deroche
Yves Georges Bourdon
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.)
UNIMETALL SA
Unimetal SA
Original Assignee
UNIMETALL SA
Unimetal SA
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 UNIMETALL SA, Unimetal SA filed Critical UNIMETALL SA
Priority to FR8900873A priority Critical patent/FR2642087B1/fr
Publication of FR2642087A1 publication Critical patent/FR2642087A1/fr
Application granted granted Critical
Publication of FR2642087B1 publication Critical patent/FR2642087B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
    • C21D7/06—Modifying the physical properties of iron or steel by deformation by cold working of the surface by shot-peening or the like
    • 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
    • C21D9/04—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat Treatment Of Articles (AREA)
FR8900873A 1989-01-23 1989-01-23 Procede de traitement de la couche superficielle de rails ou d'appareils de voie Expired - Fee Related FR2642087B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8900873A FR2642087B1 (fr) 1989-01-23 1989-01-23 Procede de traitement de la couche superficielle de rails ou d'appareils de voie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8900873A FR2642087B1 (fr) 1989-01-23 1989-01-23 Procede de traitement de la couche superficielle de rails ou d'appareils de voie

Publications (2)

Publication Number Publication Date
FR2642087A1 FR2642087A1 (fr) 1990-07-27
FR2642087B1 true FR2642087B1 (fr) 1993-05-14

Family

ID=9378067

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8900873A Expired - Fee Related FR2642087B1 (fr) 1989-01-23 1989-01-23 Procede de traitement de la couche superficielle de rails ou d'appareils de voie

Country Status (1)

Country Link
FR (1) FR2642087B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0465683A1 (fr) * 1990-07-02 1992-01-15 Thyssen Stahl Aktiengesellschaft Rail résistant aux cannelures pour véhicules
US5193375A (en) * 1991-11-27 1993-03-16 Metal Improvement Company, Inc. Method for enhancing the wear performance and life characteristics of a brake drum
GB2299044B (en) * 1995-03-20 1998-09-30 British Steel Plc Improvements in and relating to steel rails and methods of producing the same
GB2426776A (en) * 2005-06-03 2006-12-06 Corus Uk Ltd Shot blasting train tracks
AT521312B1 (de) * 2018-06-01 2021-10-15 Linsinger Maschb Gesellschaft M B H Vorrichtung zur nichtabrasiven Härtung von Schienenkopfoberflächen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2703297A (en) * 1951-03-26 1955-03-01 Kelly L Taulbee Method of hardening manganese steel
DE1101898B (de) * 1953-11-05 1961-03-09 Bosch Gmbh Robert Verfahren zum Erhoehen der Dauerfestigkeit von Federn aus Stahl
US4034585A (en) * 1975-08-25 1977-07-12 Straub John C Process of compression stressing metals to increase the fatigue strength thereof

Also Published As

Publication number Publication date
FR2642087A1 (fr) 1990-07-27

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse