CA1205729A - Process for heat-treating rails - Google Patents

Process for heat-treating rails

Info

Publication number
CA1205729A
CA1205729A CA000423018A CA423018A CA1205729A CA 1205729 A CA1205729 A CA 1205729A CA 000423018 A CA000423018 A CA 000423018A CA 423018 A CA423018 A CA 423018A CA 1205729 A CA1205729 A CA 1205729A
Authority
CA
Canada
Prior art keywords
cooling medium
rail
process according
cooling
heat
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
CA000423018A
Other languages
English (en)
French (fr)
Inventor
Peter Pointner
Alfred Moser
Georg Prskawetz
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.)
Voestalpine AG
Original Assignee
Voestalpine AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=3503141&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1205729(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Voestalpine AG filed Critical Voestalpine AG
Application granted granted Critical
Publication of CA1205729A publication Critical patent/CA1205729A/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
    • C21D9/04—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails
    • 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
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/60—Aqueous agents
    • 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
    • C21D1/63—Quenching devices for bath quenching

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)
CA000423018A 1982-03-09 1983-03-07 Process for heat-treating rails Expired CA1205729A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA931-82 1982-03-09
AT0093182A AT375402B (de) 1982-03-09 1982-03-09 Verfahren zum waermebehandeln von schienen

Publications (1)

Publication Number Publication Date
CA1205729A true CA1205729A (en) 1986-06-10

Family

ID=3503141

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000423018A Expired CA1205729A (en) 1982-03-09 1983-03-07 Process for heat-treating rails

Country Status (5)

Country Link
EP (1) EP0088746B1 (de)
JP (1) JPS58221229A (de)
AT (1) AT375402B (de)
CA (1) CA1205729A (de)
DE (1) DE3370972D1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6406569B1 (en) * 1992-07-15 2002-06-18 Voest-Alpine Schienen Gmbh Procedure for the thermal treatment of rails

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62161917A (ja) * 1986-01-09 1987-07-17 Nippon Steel Corp 耐摩耗性、耐損傷性にすぐれた端頭部熱処理レ−ルの製造法
JPS63203724A (ja) * 1987-02-19 1988-08-23 Nkk Corp レ−ルの焼入方法
DE4003363C1 (en) * 1990-02-05 1991-03-28 Voest-Alpine Industrieanlagenbau Ges.M.B.H., Linz, At Hardening rails from rolling temp. - using appts. with manipulator engaging rail from exit roller table with support arms positioned pivotably on each side
AT401359B (de) * 1991-04-05 1996-08-26 Vae Ag Verfahren zur herstellung eines herzstückes
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
DE19621017C1 (de) * 1996-05-24 1998-01-08 Butzbacher Weichenbau Gmbh Verfahren zur Herstellung eines Gleisoberbauteils sowie Gleisoberbauteil
AT409268B (de) * 2000-05-29 2002-07-25 Voest Alpine Schienen Gmbh & C Verfahren und einrichtung zum härten von schienen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1242660B (de) * 1963-06-29 1967-06-22 Union Carbide Corp Abschreckmedium zum Abschrecken von waermebehandeltem Metall
DE1802273A1 (de) * 1968-01-18 1969-08-07 Zentralinstitut Fuer Fertigung Mittel zum Abschrecken von austenitisiertem Stahl oder anderen Eisenwerkstoffen zum Zweck des Haertens oder Verguetens
DE2439338C2 (de) * 1974-08-16 1980-08-28 Fried. Krupp, Huettenwerke Ag, 4630 Bochum Verfahren zur Wärmebehandlung von Schienen aus der Walzhitze
US4087290A (en) * 1975-07-03 1978-05-02 E. F. Houghton & Co. Process for the controlled cooling of ferrous metal
BE854834A (fr) * 1977-05-18 1977-09-16 Centre Rech Metallurgique Procede de fabrication de rails a caracteristiques ameliorees

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6406569B1 (en) * 1992-07-15 2002-06-18 Voest-Alpine Schienen Gmbh Procedure for the thermal treatment of rails
US6547897B2 (en) 1992-07-15 2003-04-15 Voest-Alpine Schienen Gmbh Procedure for the thermal treatment of rails

Also Published As

Publication number Publication date
DE3370972D1 (en) 1987-05-21
JPS58221229A (ja) 1983-12-22
AT375402B (de) 1984-08-10
EP0088746A1 (de) 1983-09-14
EP0088746B1 (de) 1987-04-15
ATA93182A (de) 1983-12-15

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Legal Events

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