LU86510A1 - Procede et dispositif pour fabriquer un rail a haute resistance - Google Patents

Procede et dispositif pour fabriquer un rail a haute resistance Download PDF

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Publication number
LU86510A1
LU86510A1 LU86510A LU86510A LU86510A1 LU 86510 A1 LU86510 A1 LU 86510A1 LU 86510 A LU86510 A LU 86510A LU 86510 A LU86510 A LU 86510A LU 86510 A1 LU86510 A1 LU 86510A1
Authority
LU
Luxembourg
Prior art keywords
rail
cooling
water
temperature
core
Prior art date
Application number
LU86510A
Other languages
English (en)
French (fr)
Inventor
Marios Economopoulos
Original Assignee
Centre Rech Metallurgique
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 Centre Rech Metallurgique filed Critical Centre Rech Metallurgique
Priority to LU86510A priority Critical patent/LU86510A1/fr
Priority to AT87870094T priority patent/ATE81676T1/de
Priority to EP87870094A priority patent/EP0252895B1/fr
Priority to DE8787870094T priority patent/DE3782280D1/de
Priority to CA000541732A priority patent/CA1307723C/en
Priority to US07/071,689 priority patent/US4810311A/en
Priority to JP62172713A priority patent/JP2716127B2/ja
Publication of LU86510A1 publication Critical patent/LU86510A1/fr

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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted 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
    • C21D9/04—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)
  • 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)
  • Metal Rolling (AREA)
LU86510A 1986-07-10 1986-07-10 Procede et dispositif pour fabriquer un rail a haute resistance LU86510A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
LU86510A LU86510A1 (fr) 1986-07-10 1986-07-10 Procede et dispositif pour fabriquer un rail a haute resistance
AT87870094T ATE81676T1 (de) 1986-07-10 1987-07-07 Verfahren und vorrichtung zum herstellen hochfester schienen.
EP87870094A EP0252895B1 (fr) 1986-07-10 1987-07-07 Procédé et dispositif pour fabriquer un rail à haute résistance
DE8787870094T DE3782280D1 (de) 1986-07-10 1987-07-07 Verfahren und vorrichtung zum herstellen hochfester schienen.
CA000541732A CA1307723C (en) 1986-07-10 1987-07-09 Process and apparatus for manufacturing a high strength rail
US07/071,689 US4810311A (en) 1986-07-10 1987-07-09 Process for manufacturing a high strength rail
JP62172713A JP2716127B2 (ja) 1986-07-10 1987-07-10 高低抗性レールの製造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
LU86510A LU86510A1 (fr) 1986-07-10 1986-07-10 Procede et dispositif pour fabriquer un rail a haute resistance
LU86510 1986-07-10

Publications (1)

Publication Number Publication Date
LU86510A1 true LU86510A1 (fr) 1988-02-02

Family

ID=19730736

Family Applications (1)

Application Number Title Priority Date Filing Date
LU86510A LU86510A1 (fr) 1986-07-10 1986-07-10 Procede et dispositif pour fabriquer un rail a haute resistance

Country Status (7)

Country Link
US (1) US4810311A (ja)
EP (1) EP0252895B1 (ja)
JP (1) JP2716127B2 (ja)
AT (1) ATE81676T1 (ja)
CA (1) CA1307723C (ja)
DE (1) DE3782280D1 (ja)
LU (1) LU86510A1 (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5000798A (en) * 1989-11-07 1991-03-19 The Algoma Steel Corporation, Limited Method for shape control of rail during accelerated cooling
DE69113326T2 (de) * 1990-06-21 1996-03-28 Nippon Steel Corp Verfahren und Vorrichtung zum Herstellen stählerner Doppel-T-Träger mit dünnem Steg.
US5259229A (en) * 1990-06-21 1993-11-09 Nippon Steel Corporation Apparatus for cooling thin-webbed H-beam steel
US5306365A (en) * 1992-11-19 1994-04-26 Aluminum Company Of America Apparatus and method for tapered heating of metal billet
US5419792A (en) * 1994-07-25 1995-05-30 General Electric Company Method and apparatus for cooling a workpiece
US6174389B1 (en) 1999-08-17 2001-01-16 Caterpillar Inc. Fixture and method for selectively quenching a predetermined area of a workpiece
US6394793B1 (en) 2001-01-13 2002-05-28 Ladish Company, Incorporated Method and apparatus of cooling heat-treated work pieces
US20030098106A1 (en) * 2001-11-29 2003-05-29 United Technologies Corporation Method and apparatus for heat treating material
US9840747B2 (en) 2013-02-20 2017-12-12 Rolls-Royce Corporation Wall member useful in quenching

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6715168A (ja) * 1967-08-30 1969-03-04
US4203783A (en) * 1977-09-19 1980-05-20 Centre De Recherches Metallurgiques Process for improving the quality of steel sections
JPS5547322A (en) * 1978-09-30 1980-04-03 Nippon Kokan Kk <Nkk> Heat treating method for rail
JPS5832219A (ja) * 1981-08-19 1983-02-25 Matsushita Electric Ind Co Ltd ステツプアツプ型磁気ヘツド
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
US4486248A (en) * 1982-08-05 1984-12-04 The Algoma Steel Corporation Limited Method for the production of improved railway rails by accelerated cooling 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
JPS59169337U (ja) * 1983-04-25 1984-11-13 日本鋼管株式会社 鋼材冷却床
DE3336006A1 (de) * 1983-10-04 1985-04-25 Krupp Stahl Ag, 4630 Bochum Schiene mit hoher verschleissfestigkeit im kopf und hoher bruchsicherheit im fuss
BE899617A (fr) * 1984-05-09 1984-11-09 Centre Rech Metallurgique Procede et dispositif perfectionnes pour la fabrication de rails.
DE3446794C1 (de) * 1984-12-21 1986-01-02 BWG Butzbacher Weichenbau GmbH, 6308 Butzbach Verfahren zur Waermebehandlung perlitischer Schienenstaehle
EP0186373B1 (en) * 1984-12-24 1990-09-12 Nippon Steel Corporation Method of and apparatus for heat treating rails
JPS6299438A (ja) * 1985-10-24 1987-05-08 Nippon Kokan Kk <Nkk> 不安定破壊伝播停止能力を有する耐摩耗性高性能レ−ル
EP0612875B1 (de) * 1993-02-26 1996-09-11 Sulzer RàœTi Ag Einlegevorrichtung für eine Reihenfachwebmaschine

Also Published As

Publication number Publication date
EP0252895A3 (en) 1990-07-18
US4810311A (en) 1989-03-07
EP0252895A2 (fr) 1988-01-13
CA1307723C (en) 1992-09-22
ATE81676T1 (de) 1992-11-15
JPS6328824A (ja) 1988-02-06
JP2716127B2 (ja) 1998-02-18
DE3782280D1 (de) 1992-11-26
EP0252895B1 (fr) 1992-10-21

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