HRP931054B1 - Rail thermal treatment process - Google Patents

Rail thermal treatment process

Info

Publication number
HRP931054B1
HRP931054B1 HRA1455/92A HRP931054A HRP931054B1 HR P931054 B1 HRP931054 B1 HR P931054B1 HR P931054 A HRP931054 A HR P931054A HR P931054 B1 HRP931054 B1 HR P931054B1
Authority
HR
Croatia
Prior art keywords
thermal treatment
cooling agent
cooling
treatment process
rail
Prior art date
Application number
HRA1455/92A
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 HRP931054A2 publication Critical patent/HRP931054A2/hr
Publication of HRP931054B1 publication Critical patent/HRP931054B1/xx

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)
HRA1455/92A 1992-07-15 1993-07-15 Rail thermal treatment process HRP931054B1 (en)

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 (2)

Publication Number Publication Date
HRP931054A2 HRP931054A2 (en) 1995-06-30
HRP931054B1 true HRP931054B1 (en) 2000-02-29

Family

ID=3514282

Family Applications (1)

Application Number Title Priority Date Filing Date
HRA1455/92A HRP931054B1 (en) 1992-07-15 1993-07-15 Rail thermal treatment process

Country Status (20)

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

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 (xx) 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
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 (xx) 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
BR9305583A (pt) 1996-01-02
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
A1OB Publication of a patent application
AIPI Request for the grant of a patent on the basis of a substantive examination of a patent application
B1PR Patent granted
ODRP Renewal fee for the maintenance of a patent

Payment date: 20090713

Year of fee payment: 17

PBON Lapse due to non-payment of renewal fee

Effective date: 20100716