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

Info

Publication number: LU86510A1
Authority: LU; Luxembourg
Prior art keywords: rail; cooling; water; temperature; core
Prior art date: 1986-07-10

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.)

1986-07-10

Filing date

1986-07-10

Publication date

1988-02-02

1986-07-10 Application filed by Centre Rech Metallurgique filed Critical Centre Rech Metallurgique

1986-07-10 Priority to LU86510A priority Critical patent/LU86510A1/fr

1987-07-07 Priority to AT87870094T priority patent/ATE81676T1/de

1987-07-07 Priority to DE8787870094T priority patent/DE3782280D1/de

1987-07-07 Priority to EP87870094A priority patent/EP0252895B1/de

1987-07-09 Priority to US07/071,689 priority patent/US4810311A/en

1987-07-09 Priority to CA000541732A priority patent/CA1307723C/en

1987-07-10 Priority to JP62172713A priority patent/JP2716127B2/ja

1988-02-02 Publication of LU86510A1 publication Critical patent/LU86510A1/fr

Links

238000000034 method Methods 0.000 title claims description 21
238000004519 manufacturing process Methods 0.000 title claims description 8
238000001816 cooling Methods 0.000 claims abstract description 64
229910000734 martensite Inorganic materials 0.000 claims abstract description 15
229910000831 Steel Inorganic materials 0.000 claims abstract description 12
239000010959 steel Substances 0.000 claims abstract description 12
239000002344 surface layer Substances 0.000 claims abstract description 9
229910001563 bainite Inorganic materials 0.000 claims abstract description 8
230000009466 transformation Effects 0.000 claims abstract description 7
238000010791 quenching Methods 0.000 claims abstract description 3
230000000171 quenching effect Effects 0.000 claims abstract description 3
239000011324 bead Substances 0.000 claims description 29
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
239000000498 cooling water Substances 0.000 claims description 9
238000005098 hot rolling Methods 0.000 claims description 3
238000005507 spraying Methods 0.000 claims 2
241000928106 Alain Species 0.000 claims 1
230000001105 regulatory effect Effects 0.000 claims 1
235000019589 hardness Nutrition 0.000 description 13
230000008569 process Effects 0.000 description 8
238000005096 rolling process Methods 0.000 description 7
230000015572 biosynthetic process Effects 0.000 description 5
238000009434 installation Methods 0.000 description 4
230000004907 flux Effects 0.000 description 3
239000010451 perlite Substances 0.000 description 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
238000005275 alloying Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
235000019362 perlite Nutrition 0.000 description 2
229910052710 silicon Inorganic materials 0.000 description 2
239000010703 silicon Substances 0.000 description 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
230000009471 action Effects 0.000 description 1
230000004075 alteration Effects 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
229910052804 chromium Inorganic materials 0.000 description 1
239000011651 chromium Substances 0.000 description 1
239000004020 conductor Substances 0.000 description 1
239000000470 constituent Substances 0.000 description 1
235000019628 coolness Nutrition 0.000 description 1
238000005520 cutting process Methods 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
229910052748 manganese Inorganic materials 0.000 description 1
239000011572 manganese Substances 0.000 description 1
239000000203 mixture Substances 0.000 description 1
229910001562 pearlite Inorganic materials 0.000 description 1
230000009467 reduction Effects 0.000 description 1
230000035939 shock Effects 0.000 description 1
238000005496 tempering Methods 0.000 description 1
238000009966 trimming Methods 0.000 description 1
229910000859 α-Fe Inorganic materials 0.000 description 1

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.
DE8787870094T DE3782280D1 (de)	1986-07-10	1987-07-07	Verfahren und vorrichtung zum herstellen hochfester schienen.
EP87870094A EP0252895B1 (de)	1986-07-10	1987-07-07	Verfahren und Vorrichtung zum Herstellen hochfester Schienen
US07/071,689 US4810311A (en)	1986-07-10	1987-07-09	Process for manufacturing a high strength rail
CA000541732A CA1307723C (en)	1986-07-10	1987-07-09	Process and apparatus 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
LU86510		1986-07-10
LU86510A LU86510A1 (fr)	1986-07-10	1986-07-10	Procede et dispositif pour fabriquer un rail a haute resistance

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 (de)
EP (1)	EP0252895B1 (de)
JP (1)	JP2716127B2 (de)
AT (1)	ATE81676T1 (de)
CA (1)	CA1307723C (de)
DE (1)	DE3782280D1 (de)
LU (1)	LU86510A1 (de)

Families Citing this family (10)

* 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
US5259229A (en) *	1990-06-21	1993-11-09	Nippon Steel Corporation	Apparatus for cooling thin-webbed H-beam steel
DE69113326T2 (de) *	1990-06-21	1996-03-28	Nippon Steel Corp	Verfahren und Vorrichtung zum Herstellen stählerner Doppel-T-Träger mit dünnem Steg.
US5306365A (en) *	1992-11-19	1994-04-26	Aluminum Company Of America	Apparatus and method for tapered heating of metal billet
AT402941B (de) *	1994-07-19	1997-09-25	Voest Alpine Schienen Gmbh	Verfahren und vorrichtung zur wärmebehandlung von profiliertem walzgut
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 (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL6715168A (de) *	1967-08-30	1969-03-04
LU80252A1 (fr) *	1977-09-19	1979-03-07	Centre Rech Metallurgique	Procede pour ameliorer la qualite des profiles en acier
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
DE3579681D1 (de) *	1984-12-24	1990-10-18	Nippon Steel Corp	Verfahren und vorrichtung zum waermebehandeln von schienen.

1986
- 1986-07-10 LU LU86510A patent/LU86510A1/fr unknown
1987
- 1987-07-07 AT AT87870094T patent/ATE81676T1/de active
- 1987-07-07 EP EP87870094A patent/EP0252895B1/de not_active Expired - Lifetime
- 1987-07-07 DE DE8787870094T patent/DE3782280D1/de not_active Expired - Lifetime
- 1987-07-09 CA CA000541732A patent/CA1307723C/en not_active Expired - Lifetime
- 1987-07-09 US US07/071,689 patent/US4810311A/en not_active Expired - Lifetime
- 1987-07-10 JP JP62172713A patent/JP2716127B2/ja not_active Expired - Lifetime

Also Published As

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

Publication	Publication Date	Title
EP0252895B1 (de)	1992-10-21	Verfahren und Vorrichtung zum Herstellen hochfester Schienen
EP0765942B1 (de)	2000-05-03	Verfahren zum Wärmebehandeln von Stahlschienen
FR2796083A1 (fr)	2001-01-12	Procede de fabrication de bandes en alliage fer-carbone-manganese, et bandes ainsi produites
EP0893192A1 (de)	1999-01-27	Verfahren zur Erzeugung von kompressiven Restspannungen in Maschinenbauteilen aus Stahl
LU85885A1 (fr)	1986-01-14	Procede et dispositif perfectionnes pour la fabrication de rails
EP0046423A1 (de)	1982-02-24	Walzverfahren zum geregelten Nachwalzen von im Einsatzofen weichgeglühtem Stahlband
EP0169827B1 (de)	1988-06-15	Verfahren zum Herstellen von Hartstahldraht
LU88458A1 (fr)	1994-12-01	Procédé de modification de la section d'un raul de chemin de fer et rail ainsi obtenu
FR2471831A1 (fr)	1981-06-26	Procede de realisation d'un joint soude
EP0132249B1 (de)	1991-04-24	Verfahren und Vorrichtung zur Herstellung von Betonbewehrungsstäben auf einer Hochgeschwindigkeitsdrahtstrasse
WO1996010095A1 (fr)	1996-04-04	Procede de fabrication de rails
EP1844169B1 (de)	2019-04-24	Gasabschreckkammer für stahlgusswerke
FR2541910A1 (fr)	1984-09-07	Barre de broyage a haute resistance et son procede de fabrication
LU85280A1 (fr)	1984-10-24	Procede pour l'amelioration de la qualite des profiles en acier
EP0232241B1 (de)	1989-11-08	Vorrichtung zur kontinuierlichen Wärmebehandlung von Walzdraht
EP0220979B1 (de)	1990-12-12	Verfahren zur Wärmebehandlung von aus einer Aluminiumlegierung hergestellten Einzelteilen
BE836408A (fr)	1976-04-01	Procede pour la fabrication de ronds en acier
BE351982A (de)
BE1005224A7 (fr)	1993-06-01	Procede de fabrication de fil machine a haute resistance en acier dur et dispositif pour sa mise en oeuvre.
FR2585368A1 (fr)	1987-01-30	Procede et dispositif de fabrication d'un rond a beton
FR2518080A1 (fr)	1983-06-17	Procede de mise en precontrainte thermique de verres
BE343542A (de)
BE824960A (fr)	1975-07-29	Procede d'amelioration de la qualite des produits en acier lamines
BE421149A (de)
BE738314A (en)	1970-02-16	Manufacture of hardened wire rod