BE772926A - Procede de traitement thermique de rails a haute resistance a l'usure et rails traites par ce procede - Google Patents

Procede de traitement thermique de rails a haute resistance a l'usure et rails traites par ce procede

Info

Publication number
BE772926A
BE772926A BE772926A BE772926A BE772926A BE 772926 A BE772926 A BE 772926A BE 772926 A BE772926 A BE 772926A BE 772926 A BE772926 A BE 772926A BE 772926 A BE772926 A BE 772926A
Authority
BE
Belgium
Prior art keywords
rails
heat treatment
wear resistance
treated
high wear
Prior art date
Application number
BE772926A
Other languages
English (en)
French (fr)
Original Assignee
Wendel Sidelor
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 Wendel Sidelor filed Critical Wendel Sidelor
Publication of BE772926A publication Critical patent/BE772926A/xx

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
    • C21D9/04—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • 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
    • C21D2211/009—Pearlite

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)
  • Heat Treatment Of Articles (AREA)
BE772926A 1970-10-02 1971-09-22 Procede de traitement thermique de rails a haute resistance a l'usure et rails traites par ce procede BE772926A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7035661A FR2109121A5 (enrdf_load_stackoverflow) 1970-10-02 1970-10-02

Publications (1)

Publication Number Publication Date
BE772926A true BE772926A (fr) 1972-03-21

Family

ID=9062187

Family Applications (1)

Application Number Title Priority Date Filing Date
BE772926A BE772926A (fr) 1970-10-02 1971-09-22 Procede de traitement thermique de rails a haute resistance a l'usure et rails traites par ce procede

Country Status (6)

Country Link
AT (1) AT323224B (enrdf_load_stackoverflow)
BE (1) BE772926A (enrdf_load_stackoverflow)
FR (1) FR2109121A5 (enrdf_load_stackoverflow)
GB (1) GB1370144A (enrdf_load_stackoverflow)
LU (1) LU63984A1 (enrdf_load_stackoverflow)
ZA (1) ZA716349B (enrdf_load_stackoverflow)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3846183A (en) * 1973-05-02 1974-11-05 Bethlehem Steel Corp Method of treating steel rail
DE2927890C2 (de) * 1979-07-11 1983-12-22 Elektro-Thermit Gmbh, 4300 Essen Schiene für spurgebundene Fahrzeuge
BE884443A (fr) * 1980-07-23 1981-01-23 Centre Rech Metallurgique Perfectionnements aux procedes de fabrication de rails a haute resistance
GB2118579A (en) * 1982-01-29 1983-11-02 British Steel Corp Heat treatment of rails
CA1193176A (en) * 1982-07-06 1985-09-10 Robert J. Ackert Method for the production of improved railway rails by accelerated colling in line with the production rolling mill
LU84417A1 (fr) * 1982-10-11 1984-05-10 Centre Rech Metallurgique Procede perfectionne pour la fabrication de rails et rails obtenus par ce procede
BE899617A (fr) * 1984-05-09 1984-11-09 Centre Rech Metallurgique Procede et dispositif perfectionnes pour la fabrication de rails.
AT384624B (de) * 1986-05-22 1987-12-10 Voest Alpine Ag Einrichtung zur gesteuerten waermebehandlung von weichenteilen
US4886558A (en) * 1987-05-28 1989-12-12 Nkk Corporation Method for heat-treating steel rail head
RU2107740C1 (ru) * 1993-12-20 1998-03-27 Ниппон Стил Корпорейшн Рельс из перлитной стали с высокой износостойкостью и ударной вязкостью и способ его производства
AT402941B (de) 1994-07-19 1997-09-25 Voest Alpine Schienen Gmbh Verfahren und vorrichtung zur wärmebehandlung von profiliertem walzgut
IN191289B (enrdf_load_stackoverflow) 1994-07-19 2003-11-01 Voest Alpine Schienen Gmbh
USRE42360E1 (en) * 1994-11-15 2011-05-17 Nippon Steel Corporation Pearlitic steel rail having excellent wear resistance and method of producing the same
DE19503747A1 (de) * 1995-02-04 1996-08-08 Schloemann Siemag Ag Verfahren und Vorrichtung zum Abkühlen von warmgewalzten Profilen
FR2738843B1 (fr) * 1995-09-20 1997-10-17 Sogerail Procede de traitement thermique d'un rail en acier
AT409268B (de) 2000-05-29 2002-07-25 Voest Alpine Schienen Gmbh & C Verfahren und einrichtung zum härten von schienen
US20040187981A1 (en) * 2002-04-05 2004-09-30 Masaharu Ueda Pealite base rail excellent in wear resistance and ductility and method for production thereof
CA2715320C (en) 2008-02-27 2013-10-29 Nippon Steel Corporation Cooling system and cooling method of rolling steel
BR112017014991A2 (pt) 2015-01-23 2018-03-20 Nippon Steel & Sumitomo Metal Corporation trilho
AU2020240203B2 (en) * 2019-03-15 2023-07-06 Nippon Steel Corporation Rail

Also Published As

Publication number Publication date
DE2148722B2 (de) 1975-04-24
FR2109121A5 (enrdf_load_stackoverflow) 1972-05-26
LU63984A1 (enrdf_load_stackoverflow) 1972-03-01
ZA716349B (en) 1972-05-31
GB1370144A (en) 1974-10-09
DE2148722A1 (de) 1972-05-10
AT323224B (de) 1975-06-25

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SIDELOR WENDEL

Effective date: 19890930