CA1205729A - Process for heat-treating rails - Google Patents

Process for heat-treating rails

Info

Publication number: CA1205729A
Authority: CA; Canada
Prior art keywords: cooling medium; rail; process according; cooling; heat
Prior art date: 1982-03-09
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.)

1982-03-09

Filing date

1983-03-07

Publication date

1986-06-10

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.

1983-03-07 Application filed by Voestalpine AG filed Critical Voestalpine AG

1986-06-10 Application granted granted Critical

1986-06-10 Publication of CA1205729A publication Critical patent/CA1205729A/en

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims description 15
239000002826 coolant Substances 0.000 claims abstract description 33
229910000831 Steel Inorganic materials 0.000 claims abstract description 18
239000010959 steel Substances 0.000 claims abstract description 18
229910052799 carbon Inorganic materials 0.000 claims abstract description 14
229910052748 manganese Inorganic materials 0.000 claims abstract description 14
229920000151 polyglycol Polymers 0.000 claims abstract description 5
239000010695 polyglycol Substances 0.000 claims abstract description 5
229910001566 austenite Inorganic materials 0.000 claims abstract description 3
239000000654 additive Substances 0.000 claims description 20
230000000996 additive effect Effects 0.000 claims description 20
239000011572 manganese Substances 0.000 claims description 16
238000001816 cooling Methods 0.000 claims description 13
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 11
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
239000000203 mixture Substances 0.000 claims description 7
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
229910052742 iron Inorganic materials 0.000 claims description 4
238000010438 heat treatment Methods 0.000 claims description 3
238000010791 quenching Methods 0.000 claims description 3
230000000171 quenching effect Effects 0.000 claims description 2
238000005096 rolling process Methods 0.000 claims description 2
239000012535 impurity Substances 0.000 claims 1
230000015572 biosynthetic process Effects 0.000 description 6
150000001875 compounds Chemical class 0.000 description 3
238000011109 contamination Methods 0.000 description 3
229910000734 martensite Inorganic materials 0.000 description 2
238000005259 measurement Methods 0.000 description 2
229910000914 Mn alloy Inorganic materials 0.000 description 1
241000206607 Porphyra umbilicalis Species 0.000 description 1
230000002411 adverse Effects 0.000 description 1
238000005275 alloying Methods 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
BQKCOFRVVANBNO-UHFFFAOYSA-N chromium manganese Chemical compound [Cr][Mn][Cr] BQKCOFRVVANBNO-UHFFFAOYSA-N 0.000 description 1
238000010586 diagram Methods 0.000 description 1
238000009826 distribution Methods 0.000 description 1
238000002474 experimental method Methods 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
- 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
EP0685566B2 (de) *	1993-12-20	2013-06-05	Nippon Steel & Sumitomo Metal Corporation	Hochfeste, abriebsresistente schiene mit perlitstruktur und verfahren zu deren herstellung
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 (6)

* 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
DE2411827C2 (de) *	1974-03-12	1982-07-29	Hans Fleischer	Beim Härten von Metall, insbesondere von Stahl, zu verwendende Abschreck- oder Anlaßflüssigkeit
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

1982
- 1982-03-09 AT AT0093182A patent/AT375402B/de not_active IP Right Cessation
1983
- 1983-02-22 DE DE8383890026T patent/DE3370972D1/de not_active Expired
- 1983-02-22 EP EP19830890026 patent/EP0088746B1/de not_active Expired
- 1983-03-07 CA CA000423018A patent/CA1205729A/en not_active Expired
- 1983-03-09 JP JP3889983A patent/JPS58221229A/ja active Pending

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

Legal Events

Date	Code	Title	Description
2003-06-10	MKEX	Expiry

Publication	Publication Date	Title
CA1076463A (en)	1980-04-29	Producing rolled steel products
CA2154779C (en)	1999-06-15	Rails of pearlitic steel with high wear resistance and toughness and their manufacturing methods
US6709535B2 (en)	2004-03-23	Superhigh-strength dual-phase steel sheet of excellent fatigue characteristic in a spot welded joint
US4361448A (en)	1982-11-30	Method for producing dual-phase and zinc-aluminum coated steels from plain low carbon steels
US4575397A (en)	1986-03-11	Rail having high resistance to wear in its head and high resistance to rupture in its foot
CA1205729A (en)	1986-06-10	Process for heat-treating rails
CA2022907C (en)	1994-02-01	Method of manufacturing a steel sheet
CA1321127C (en)	1993-08-10	Process for producing a zinc-plated steel sheet with an ageing resistance by hot dip-type, continuous zinc plating
EP0406619A1 (de)	1991-01-09	Verfahren zur Herstellung von kaltgewalzten verzinkten nichtalternden Stahlblechen mit guter Formbarkeit in einer Durchlaufverzinkungslinie
JPH0156124B2 (de)	1989-11-29
JPS5818966B2 (ja)	1983-04-15	レ−ルの製造方法
JP2716127B2 (ja)	1998-02-18	高低抗性レールの製造方法
Hu	1982	Studies on the development of high-strength dual-phase steel sheets with high rm values
KR0180748B1 (ko)	1999-02-18	고강도 고인성 스프링용 오일 템퍼 강선 재료의 연속 열처리 방법
CA1201960A (en)	1986-03-18	Method of manufacturing steel reinforcements for concrete, having improved properties
GB2118579A (en)	1983-11-02	Heat treatment of rails
US4175985A (en)	1979-11-27	Method of producing steel sections of improved quality
SU804702A2 (ru)	1981-02-15	Способ термической обработкиРЕльСОВ
CA1087503A (en)	1980-10-14	Method of treating wire rod
CA1112549A (en)	1981-11-17	Method of producing steel sections of improved quality
JPS5839770A (ja)	1983-03-08	高強度溶融亜鉛メツキ鋼板の製造方法
JP2545316B2 (ja)	1996-10-16	強度延性特性の優れた高強度冷延鋼板の製造方法
GB2087927A (en)	1982-06-03	Manufacture of rolled steel products having good weldability, a high elastic limit, and toughness at very low temperatures
KR100311791B1 (ko)	2001-11-17	용접부 인성이 우수한 인장강도 600㎫급 소입소려강 및 그 제조방법
SU954446A1 (ru)	1982-08-30	Способ термической обработки проката