BR9305583A - Processo para o tratamento térmico de trilhos - Google Patents

Processo para o tratamento térmico de trilhos

Info

Publication number
BR9305583A
BR9305583A BR9305583A BR9305583A BR9305583A BR 9305583 A BR9305583 A BR 9305583A BR 9305583 A BR9305583 A BR 9305583A BR 9305583 A BR9305583 A BR 9305583A BR 9305583 A BR9305583 A BR 9305583A
Authority
BR
Brazil
Prior art keywords
rails
cooling agent
cooling
carried out
section
Prior art date
Application number
BR9305583A
Other languages
English (en)
Inventor
Alfred Moser
Georg Prskawetz
Peter Pointner
Original Assignee
Voest Alpine 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 Voest Alpine Schienen Gmbh filed Critical Voest Alpine Schienen Gmbh
Publication of BR9305583A publication Critical patent/BR9305583A/pt

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)
  • Control Of Heat Treatment Processes (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
BR9305583A 1992-07-15 1993-07-09 Processo para o tratamento térmico de trilhos BR9305583A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0145592A AT399346B (de) 1992-07-15 1992-07-15 Verfahren zum w[rmebehandeln von schienen
PCT/AT1993/000116 WO1994002652A1 (de) 1992-07-15 1993-07-09 Verfahren zum wärmebehandeln von schienen

Publications (1)

Publication Number Publication Date
BR9305583A true BR9305583A (pt) 1996-01-02

Family

ID=3514282

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9305583A BR9305583A (pt) 1992-07-15 1993-07-09 Processo para o tratamento térmico de trilhos

Country Status (20)

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

Families Citing this family (12)

* 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 (pt) 1994-07-19 2003-11-01 Voest Alpine Schienen Gmbh
US5762723A (en) 1994-11-15 1998-06-09 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

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
RU94019951A (ru) 1996-04-10
CZ283571B6 (cs) 1998-05-13
AT399346B (de) 1995-04-25
HRP931054B1 (en) 2000-02-29
EP0610460A1 (de) 1994-08-17
EP0610460B1 (de) 1999-10-20
US6547897B2 (en) 2003-04-15
CN1085258A (zh) 1994-04-13
DE59309839D1 (de) 1999-11-25
PL175451B1 (pl) 1998-12-31
UA26282C2 (uk) 1999-07-19
LV11192B (en) 1996-06-20
LT3008B (lt) 1994-08-25
TW259818B (pt) 1995-10-11
SK29494A3 (en) 1994-11-09
CN1040232C (zh) 1998-10-14
CZ56394A3 (en) 1994-06-15
SK281598B6 (sk) 2001-05-10
ATA145592A (de) 1994-09-15
CA2116216A1 (en) 1994-02-03
US6406569B1 (en) 2002-06-18
MD940198A (ro) 1996-01-31
LV11192A (lv) 1996-04-20
ES2139661T3 (es) 2000-02-16
KR0134900B1 (en) 1998-06-15
PL302766A1 (en) 1994-08-22
HRP931054A2 (en) 1995-06-30
US20010023724A1 (en) 2001-09-27
CA2116216C (en) 2001-09-18
ATE185845T1 (de) 1999-11-15
WO1994002652A1 (de) 1994-02-03
LTIP797A (lt) 1994-03-25

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Legal Events

Date Code Title Description
EE Request for examination
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 09/07/2013