ES2139661T3 - Procedimiento para el tratamiento termico de railes. - Google Patents

Procedimiento para el tratamiento termico de railes.

Info

Publication number
ES2139661T3
ES2139661T3 ES93914544T ES93914544T ES2139661T3 ES 2139661 T3 ES2139661 T3 ES 2139661T3 ES 93914544 T ES93914544 T ES 93914544T ES 93914544 T ES93914544 T ES 93914544T ES 2139661 T3 ES2139661 T3 ES 2139661T3
Authority
ES
Spain
Prior art keywords
rails
cooling agent
cooling
procedure
heat treatment
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 - Lifetime
Application number
ES93914544T
Other languages
English (en)
Inventor
Alfred Moser
Georg Prskawetz
Peter Pointner
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 Rail Technology GmbH
Original Assignee
Voestalpine Schienen GmbH
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 Voestalpine Schienen GmbH filed Critical Voestalpine Schienen GmbH
Application granted granted Critical
Publication of ES2139661T3 publication Critical patent/ES2139661T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • C21D2221/00—Treating localised areas of an article
    • C21D2221/02—Edge parts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • Heat Treatment Of Articles (AREA)
  • Magnetic Heads (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Control Of Heat Treatment Processes (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)

Abstract

EN UN PROCEDIMIENTO PARA EL TRATAMIENTO TERMICO DE RIELES, PARTICULARMENTE EN LA PARTE SUPERIOR DEL RIEL, QUE SE REFRIGERA EN UN MEDIO REFRIGERANTE CONTENIENDO UN CONTENIENDO UN ADITIVO REFRIGERANTE SINTETICO A UNA TEMPERATURA DE 720 C. SE EFECTUA EL TRATAMIENTO A TRAVES DE UNA INMERSION EN EL MEDIO DE REFRIGERACION HASTA OBTENER UNA TEMPERATURA SUPERFICIAL ENTRE 450 Y 550 C SIN AJUSTE DE LA TEMPERATURA EN LA SECCION TOTAL SEGUN LA EXTRACCION DE LA ZONA SUMERGIDA, PARA IMPEDIR DURANTE EL MANTENIMIENTO DE LA VELOCIDAD DE ENFRIAMIENTO OPTIMA PARA LA ZONA SUPERIOR DEL RIEL UN ENDURECIMIENTO DEL ALMA DEL RIEL.
ES93914544T 1992-07-15 1993-07-09 Procedimiento para el tratamiento termico de railes. Expired - Lifetime ES2139661T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0145592A AT399346B (de) 1992-07-15 1992-07-15 Verfahren zum w[rmebehandeln von schienen

Publications (1)

Publication Number Publication Date
ES2139661T3 true ES2139661T3 (es) 2000-02-16

Family

ID=3514282

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93914544T Expired - Lifetime ES2139661T3 (es) 1992-07-15 1993-07-09 Procedimiento para el tratamiento termico de railes.

Country Status (20)

Country Link
US (2) US6406569B1 (es)
EP (1) EP0610460B1 (es)
KR (1) KR0134900B1 (es)
CN (1) CN1040232C (es)
AT (2) AT399346B (es)
BR (1) BR9305583A (es)
CA (1) CA2116216C (es)
CZ (1) CZ283571B6 (es)
DE (1) DE59309839D1 (es)
ES (1) ES2139661T3 (es)
HR (1) HRP931054B1 (es)
LT (1) LT3008B (es)
LV (1) LV11192B (es)
MD (1) MD940198A (es)
PL (1) PL175451B1 (es)
RU (1) RU94019951A (es)
SK (1) SK281598B6 (es)
TW (1) TW259818B (es)
UA (1) UA26282C2 (es)
WO (1) WO1994002652A1 (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT402941B (de) 1994-07-19 1997-09-25 Voest Alpine Schienen Gmbh Verfahren und vorrichtung zur wärmebehandlung von profiliertem walzgut
IN191289B (es) 1994-07-19 2003-11-01 Voest Alpine Schienen Gmbh
USRE42360E1 (en) 1994-11-15 2011-05-17 Nippon Steel Corporation Pearlitic steel rail having excellent wear resistance and method of producing the same
CN1083013C (zh) * 1996-09-29 2002-04-17 攀枝花钢铁(集团)公司 利用轧制余热生产高强度钢轨的热处理方法及其装置
AT407057B (de) * 1996-12-19 2000-12-27 Voest Alpine Schienen Gmbh Profiliertes walzgut und verfahren zu dessen herstellung
AT409268B (de) 2000-05-29 2002-07-25 Voest Alpine Schienen Gmbh & C Verfahren und einrichtung zum härten von schienen
JP5145795B2 (ja) * 2006-07-24 2013-02-20 新日鐵住金株式会社 耐摩耗性および延性に優れたパーライト系レールの製造方法
US8241442B2 (en) 2009-12-14 2012-08-14 Arcelormittal Investigacion Y Desarrollo, S.L. Method of making a hypereutectoid, head-hardened steel rail
US20110189047A1 (en) * 2010-02-02 2011-08-04 Transportation Technology Center, Inc. Railroad rail steels resistant to rolling contact fatigue
US8813514B2 (en) * 2012-08-06 2014-08-26 Robert Hon-Sing Wong Geothermal rail cooling and heating system
CN103014486A (zh) * 2012-12-08 2013-04-03 内蒙古包钢钢联股份有限公司 一种高强度热处理钢轨专用钢材
CN107208216B (zh) 2015-01-23 2019-02-12 新日铁住金株式会社 钢轨
CN113557312B (zh) 2019-03-15 2023-04-04 日本制铁株式会社 钢轨

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE582957C (de) 1926-10-22 1933-08-25 Maximilianshuette Eisenwerk Verfahren zum Vergueten von Eisenbahnschienen
BE854834A (fr) * 1977-05-18 1977-09-16 Centre Rech Metallurgique Procede de fabrication de rails a caracteristiques ameliorees
JPS5818966B2 (ja) * 1978-06-23 1983-04-15 日本鋼管株式会社 レ−ルの製造方法
BE884443A (fr) 1980-07-23 1981-01-23 Centre Rech Metallurgique Perfectionnements aux procedes de fabrication de rails a haute resistance
AT375402B (de) 1982-03-09 1984-08-10 Voest Alpine Ag Verfahren zum waermebehandeln von schienen
JPH0745693B2 (ja) * 1988-05-18 1995-05-17 日本鋼管株式会社 レールの冷却方法
US4895605A (en) * 1988-08-19 1990-01-23 Algoma Steel Corporation Method for the manufacture of hardened railroad rails

Also Published As

Publication number Publication date
LV11192A (lv) 1996-04-20
RU94019951A (ru) 1996-04-10
US6406569B1 (en) 2002-06-18
AT399346B (de) 1995-04-25
US6547897B2 (en) 2003-04-15
KR0134900B1 (en) 1998-06-15
CA2116216C (en) 2001-09-18
TW259818B (es) 1995-10-11
CA2116216A1 (en) 1994-02-03
ATA145592A (de) 1994-09-15
LT3008B (lt) 1994-08-25
CZ56394A3 (en) 1994-06-15
US20010023724A1 (en) 2001-09-27
LTIP797A (lt) 1994-03-25
PL175451B1 (pl) 1998-12-31
CN1040232C (zh) 1998-10-14
LV11192B (en) 1996-06-20
UA26282C2 (uk) 1999-07-19
EP0610460A1 (de) 1994-08-17
EP0610460B1 (de) 1999-10-20
HRP931054A2 (en) 1995-06-30
PL302766A1 (en) 1994-08-22
ATE185845T1 (de) 1999-11-15
SK281598B6 (sk) 2001-05-10
DE59309839D1 (de) 1999-11-25
HRP931054B1 (en) 2000-02-29
WO1994002652A1 (de) 1994-02-03
MD940198A (ro) 1996-01-31
CZ283571B6 (cs) 1998-05-13
BR9305583A (pt) 1996-01-02
SK29494A3 (en) 1994-11-09
CN1085258A (zh) 1994-04-13

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