LU85885A1 - Procede et dispositif perfectionnes pour la fabrication de rails - Google Patents
Procede et dispositif perfectionnes pour la fabrication de rails Download PDFInfo
- Publication number
- LU85885A1 LU85885A1 LU85885A LU85885A LU85885A1 LU 85885 A1 LU85885 A1 LU 85885A1 LU 85885 A LU85885 A LU 85885A LU 85885 A LU85885 A LU 85885A LU 85885 A1 LU85885 A1 LU 85885A1
- Authority
- LU
- Luxembourg
- Prior art keywords
- bead
- rail
- temperature
- rollers
- cooling
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 31
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 238000001816 cooling Methods 0.000 claims abstract description 49
- 230000009466 transformation Effects 0.000 claims abstract description 24
- 239000011324 bead Substances 0.000 claims description 69
- 230000008569 process Effects 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 230000004907 flux Effects 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 229910000734 martensite Inorganic materials 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 3
- 238000013178 mathematical model Methods 0.000 claims description 2
- 239000010451 perlite Substances 0.000 abstract description 9
- 238000005098 hot rolling Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 16
- 239000010959 steel Substances 0.000 description 16
- 239000011572 manganese Substances 0.000 description 9
- 229910001566 austenite Inorganic materials 0.000 description 7
- 235000019362 perlite Nutrition 0.000 description 7
- SHFGJEQAOUMGJM-UHFFFAOYSA-N dialuminum dipotassium disodium dioxosilane iron(3+) oxocalcium oxomagnesium oxygen(2-) Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Na+].[Na+].[Al+3].[Al+3].[K+].[K+].[Fe+3].[Fe+3].O=[Mg].O=[Ca].O=[Si]=O SHFGJEQAOUMGJM-UHFFFAOYSA-N 0.000 description 6
- 229910052748 manganese Inorganic materials 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000001052 transient effect Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000005275 alloying Methods 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- -1 pad Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 230000007704 transition Effects 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
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
-
- 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
- C21D1/02—Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
- B21B1/085—Rail sections
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
- Escalators And Moving Walkways (AREA)
- Metal Rolling (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE6047966 | 1984-05-09 | ||
| BE6/47966A BE899617A (fr) | 1984-05-09 | 1984-05-09 | Procede et dispositif perfectionnes pour la fabrication de rails. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU85885A1 true LU85885A1 (fr) | 1986-01-14 |
Family
ID=3874946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU85885A LU85885A1 (fr) | 1984-05-09 | 1985-05-07 | Procede et dispositif perfectionnes pour la fabrication de rails |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4668308A (de) |
| EP (1) | EP0161236B1 (de) |
| AT (1) | ATE66252T1 (de) |
| AU (1) | AU578689B2 (de) |
| BE (1) | BE899617A (de) |
| CA (1) | CA1262670A (de) |
| DE (1) | DE3583768D1 (de) |
| LU (1) | LU85885A1 (de) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE899617A (fr) * | 1984-05-09 | 1984-11-09 | Centre Rech Metallurgique | Procede et dispositif perfectionnes pour la fabrication de rails. |
| EP0186373B1 (de) * | 1984-12-24 | 1990-09-12 | Nippon Steel Corporation | Verfahren und Vorrichtung zum Wärmebehandeln von Schienen |
| AT384624B (de) * | 1986-05-22 | 1987-12-10 | Voest Alpine Ag | Einrichtung zur gesteuerten waermebehandlung von weichenteilen |
| LU86510A1 (fr) * | 1986-07-10 | 1988-02-02 | Centre Rech Metallurgique | Procede et dispositif pour fabriquer un rail a haute resistance |
| US4886558A (en) * | 1987-05-28 | 1989-12-12 | Nkk Corporation | Method for heat-treating steel rail head |
| US4895605A (en) * | 1988-08-19 | 1990-01-23 | Algoma Steel Corporation | Method for the manufacture of hardened railroad rails |
| US5018666A (en) * | 1989-12-01 | 1991-05-28 | Cf&I Steel Corporation | Unitary one quarter mile long railroad rail free of weld seams |
| DE4200545A1 (de) * | 1992-01-11 | 1993-07-15 | Butzbacher Weichenbau Gmbh | Gleisteile sowie verfahren zur herstellung dieser |
| BE1008648A6 (fr) * | 1994-09-29 | 1996-07-02 | Centre Rech Metallurgique | Procede de fabrication de rails. |
| EP0807692A1 (de) * | 1996-05-15 | 1997-11-19 | Sms Schloemann-Siemag Aktiengesellschaft | Verfahren zum Kühlen von Profilstahl-Trägern |
| ITMI20072244A1 (it) * | 2007-11-28 | 2009-05-29 | Danieli Off Mecc | Dispositivo per trattamento termico di rotaie e relativo processo |
| EP2674504A1 (de) * | 2012-06-11 | 2013-12-18 | Siemens S.p.A. | Verfahren und System zur Wärmebehandlung von Schienen |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB422954A (en) * | 1933-07-11 | 1935-01-11 | Illinois Steel Company | Heat treatment of steel rails |
| FR770659A (fr) * | 1934-03-26 | 1934-09-18 | Laminoirs Hauts Fourneaux Forg | Procédé perfectionné pour la trempe des rails vignoles et des rails à gorge permettant d'éviter la fragilité |
| FR852749A (fr) * | 1938-04-12 | 1940-03-01 | Procédé et appareil de traitement thermique des rails en acier | |
| FR2109121A5 (de) * | 1970-10-02 | 1972-05-26 | Wendel Sidelor | |
| BE826456A (fr) * | 1975-03-07 | 1975-06-30 | Procede pour le traitement des rails | |
| JPS57198216A (en) * | 1981-05-27 | 1982-12-04 | Nippon Kokan Kk <Nkk> | Manufacture of high-strength rail |
| 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. |
-
1984
- 1984-05-09 BE BE6/47966A patent/BE899617A/fr not_active IP Right Cessation
-
1985
- 1985-05-07 LU LU85885A patent/LU85885A1/fr unknown
- 1985-05-08 DE DE8585870064T patent/DE3583768D1/de not_active Expired - Lifetime
- 1985-05-08 AT AT85870064T patent/ATE66252T1/de active
- 1985-05-08 US US06/731,717 patent/US4668308A/en not_active Expired - Lifetime
- 1985-05-08 EP EP85870064A patent/EP0161236B1/de not_active Expired - Lifetime
- 1985-05-08 CA CA000481056A patent/CA1262670A/en not_active Expired
- 1985-05-09 AU AU42240/85A patent/AU578689B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| DE3583768D1 (de) | 1991-09-19 |
| AU4224085A (en) | 1985-11-14 |
| ATE66252T1 (de) | 1991-08-15 |
| EP0161236A2 (de) | 1985-11-13 |
| EP0161236B1 (de) | 1991-08-14 |
| EP0161236A3 (en) | 1987-05-13 |
| AU578689B2 (en) | 1988-11-03 |
| CA1262670A (en) | 1989-11-07 |
| US4668308A (en) | 1987-05-26 |
| BE899617A (fr) | 1984-11-09 |
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