GB2469771A - Rail steel with an excellent combination of wear properties and rolling contact fatigue resistance - Google Patents

Rail steel with an excellent combination of wear properties and rolling contact fatigue resistance Download PDF

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Publication number
GB2469771A
GB2469771A GB1013728A GB201013728A GB2469771A GB 2469771 A GB2469771 A GB 2469771A GB 1013728 A GB1013728 A GB 1013728A GB 201013728 A GB201013728 A GB 201013728A GB 2469771 A GB2469771 A GB 2469771A
Authority
GB
United Kingdom
Prior art keywords
rolling contact
fatigue resistance
wear properties
contact fatigue
excellent combination
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.)
Granted
Application number
GB1013728A
Other versions
GB2469771B (en
GB201013728D0 (en
Inventor
Robert Ian Carroll
Howard Martin Smith
Shreekant Jaiswal
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.)
Corus UK Ltd
Original Assignee
Corus UK Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39832403&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB2469771(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Corus UK Ltd filed Critical Corus UK Ltd
Publication of GB201013728D0 publication Critical patent/GB201013728D0/en
Publication of GB2469771A publication Critical patent/GB2469771A/en
Application granted granted Critical
Publication of GB2469771B publication Critical patent/GB2469771B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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

Abstract

The invention relates to a high-strength pearlitic steel rail with an excellent combination of wear properties and rolling contact fatigue resistance wherein the steel consists of 0.88% to 0.95% carbon, 0.75% to 0.92% silicon, 0.80% to 0.95% manganese, 0.05% to 0.14% vanadium, up to 0.008% nitrogen, up to 0.030% phosphorus, 0.008 to 0.030% sulphur, at most 2.5 ppm hydrogen, at most 0.10% chromium, at most 0.010% aluminium, at most 20 ppm oxygen, the remainder being iron and unavoidable impurities.
GB1013728.9A 2008-02-22 2009-02-23 Rail steel with an excellent combination of wear properties and rolling contact fatigue resistance Expired - Fee Related GB2469771B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP08101917 2008-02-22
PCT/EP2009/001276 WO2009103565A1 (en) 2008-02-22 2009-02-23 Rail steel with an excellent combination of wear properties and rolling contact fatigue resistance

Publications (3)

Publication Number Publication Date
GB201013728D0 GB201013728D0 (en) 2010-09-29
GB2469771A true GB2469771A (en) 2010-10-27
GB2469771B GB2469771B (en) 2012-08-01

Family

ID=39832403

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1013728.9A Expired - Fee Related GB2469771B (en) 2008-02-22 2009-02-23 Rail steel with an excellent combination of wear properties and rolling contact fatigue resistance

Country Status (21)

Country Link
US (1) US8430976B2 (en)
EP (1) EP2247764B1 (en)
JP (1) JP5490728B2 (en)
KR (1) KR101603355B1 (en)
CN (1) CN101946019A (en)
AT (1) ATE522633T1 (en)
AU (1) AU2009216933B2 (en)
BR (1) BRPI0907583A2 (en)
CA (1) CA2716282C (en)
DK (1) DK2247764T3 (en)
ES (1) ES2370149T3 (en)
GB (1) GB2469771B (en)
HR (1) HRP20110815T1 (en)
MY (1) MY153003A (en)
PL (1) PL2247764T3 (en)
PT (1) PT2247764E (en)
RU (1) RU2459009C2 (en)
SI (1) SI2247764T1 (en)
UA (1) UA99512C2 (en)
WO (1) WO2009103565A1 (en)
ZA (1) ZA201006226B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102665994B (en) * 2009-10-30 2015-04-01 新日铁住金株式会社 Flash-butt welding method for rail steel
WO2013079438A1 (en) * 2011-11-28 2013-06-06 Tata Steel Uk Ltd Rail steel with an excellent combination of wear properties, rolling contact fatigue resistance and weldability
JP5867262B2 (en) * 2012-04-23 2016-02-24 新日鐵住金株式会社 Rail with excellent delayed fracture resistance
JP5867263B2 (en) * 2012-04-23 2016-02-24 新日鐵住金株式会社 Rail with excellent delayed fracture resistance
JP6064515B2 (en) * 2012-10-24 2017-01-25 Ｊｆｅスチール株式会社 rail
AU2016210107B2 (en) * 2015-01-23 2018-10-18 Nippon Steel Corporation Rail
CN112239831A (en) * 2020-10-19 2021-01-19 攀钢集团攀枝花钢铁研究院有限公司 High-toughness and high-cold railway steel rail and production method thereof
CN115537651B (en) * 2022-08-30 2023-10-20 鞍钢股份有限公司 High-strength and high-toughness wear-resistant heat-treated steel rail for high-speed railway and production method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09111352A (en) * 1995-10-18 1997-04-28 Nippon Steel Corp Production of pearlitic rail excellent in wear resistance
JP2000345296A (en) * 1999-05-31 2000-12-12 Nippon Steel Corp Pearlitic rail excellent in wear resistance and resistance to internal fatigue damage, and its manufacture
JP2005171326A (en) * 2003-12-11 2005-06-30 Nippon Steel Corp High-carbon steel rail superior in surface damage resistance and interior-fatigue-damage resistance
US20080011393A1 (en) * 2002-04-05 2008-01-17 Masaharu Ueda Pearlitic steel rail excellent in wear resistance and ductility and method for producing same

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08246100A (en) * 1995-03-07 1996-09-24 Nippon Steel Corp Pearlitic rail excellent in wear resistance and its production
DE19526384C2 (en) 1995-07-19 1997-07-10 Biotest Ag Recombinant autologous fusion proteins of the Epstein-Barr virus, as well as test kits containing them for the detection of Epstein-Barr virus-specific antibodies
JP2000328190A (en) * 1999-05-13 2000-11-28 Nippon Steel Corp High strength pearlitic rail excellent in toughness and ductility and its production
RU2259416C2 (en) * 2003-08-04 2005-08-27 Общество с ограниченной ответственностью "Рельсы Кузнецкого металлургического комбината" Rail steel
RU2295587C1 (en) * 2005-07-04 2007-03-20 Открытое акционерное общество "Новокузнецкий металлургический комбинат" Rail steel
JP5401762B2 (en) * 2006-03-16 2014-01-29 Ｊｆｅスチール株式会社 High-strength pearlite rail with excellent delayed fracture resistance
AU2007230254B2 (en) 2006-03-16 2010-12-02 Jfe Steel Corporation High-strength pearlitic steel rail having excellent delayed fracture properties
JP2007291418A (en) 2006-04-21 2007-11-08 Nippon Steel Corp Method of manufacturing pearlitic rail excellent in toughness

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09111352A (en) * 1995-10-18 1997-04-28 Nippon Steel Corp Production of pearlitic rail excellent in wear resistance
JP2000345296A (en) * 1999-05-31 2000-12-12 Nippon Steel Corp Pearlitic rail excellent in wear resistance and resistance to internal fatigue damage, and its manufacture
US20080011393A1 (en) * 2002-04-05 2008-01-17 Masaharu Ueda Pearlitic steel rail excellent in wear resistance and ductility and method for producing same
JP2005171326A (en) * 2003-12-11 2005-06-30 Nippon Steel Corp High-carbon steel rail superior in surface damage resistance and interior-fatigue-damage resistance

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
RI Carroll, "Rolling Contact Fatigue of White Etching Layer: Part 1, Crack Morphology", Wear, 262(9-10), 1253-1266, 2007 - table 1. *

Also Published As

Publication number Publication date
EP2247764B1 (en) 2011-08-31
WO2009103565A1 (en) 2009-08-27
CA2716282C (en) 2016-04-12
RU2459009C2 (en) 2012-08-20
ES2370149T3 (en) 2011-12-13
DK2247764T3 (en) 2011-11-28
HRP20110815T1 (en) 2011-11-30
JP5490728B2 (en) 2014-05-14
CA2716282A1 (en) 2009-08-27
RU2010138913A (en) 2012-04-10
KR101603355B1 (en) 2016-03-14
MY153003A (en) 2014-12-31
US8430976B2 (en) 2013-04-30
CN101946019A (en) 2011-01-12
BRPI0907583A2 (en) 2015-07-21
UA99512C2 (en) 2012-08-27
KR20100116671A (en) 2010-11-01
ZA201006226B (en) 2011-11-30
AU2009216933B2 (en) 2013-07-25
GB2469771B (en) 2012-08-01
GB201013728D0 (en) 2010-09-29
JP2011512458A (en) 2011-04-21
ATE522633T1 (en) 2011-09-15
EP2247764A1 (en) 2010-11-10
AU2009216933A1 (en) 2009-08-27
PL2247764T3 (en) 2012-03-30
US20110038749A1 (en) 2011-02-17
PT2247764E (en) 2011-12-09
SI2247764T1 (en) 2012-01-31

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20161110 AND 20161116

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190223

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20200604 AND 20200610