EP3124636A4 - Rail et procédé pour le fabriquer - Google Patents

Rail et procédé pour le fabriquer Download PDF

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Publication number
EP3124636A4
EP3124636A4 EP15768893.8A EP15768893A EP3124636A4 EP 3124636 A4 EP3124636 A4 EP 3124636A4 EP 15768893 A EP15768893 A EP 15768893A EP 3124636 A4 EP3124636 A4 EP 3124636A4
Authority
EP
European Patent Office
Prior art keywords
rail
manufacturing same
manufacturing
same
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
EP15768893.8A
Other languages
German (de)
English (en)
Other versions
EP3124636B1 (fr
EP3124636A1 (fr
EP3124636B2 (fr
Inventor
Tatsumi Kimura
Yukio Takashima
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.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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=54194697&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP3124636(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP3124636A1 publication Critical patent/EP3124636A1/fr
Publication of EP3124636A4 publication Critical patent/EP3124636A4/fr
Publication of EP3124636B1 publication Critical patent/EP3124636B1/fr
Application granted granted Critical
Publication of EP3124636B2 publication Critical patent/EP3124636B2/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous alloys
    • 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
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/04—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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
EP15768893.8A 2014-03-24 2015-03-24 Rail et procédé pour le fabriquer Active EP3124636B2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014060786 2014-03-24
PCT/JP2015/001659 WO2015146150A1 (fr) 2014-03-24 2015-03-24 Rail et procédé pour le fabriquer

Publications (4)

Publication Number Publication Date
EP3124636A1 EP3124636A1 (fr) 2017-02-01
EP3124636A4 true EP3124636A4 (fr) 2017-02-01
EP3124636B1 EP3124636B1 (fr) 2019-03-06
EP3124636B2 EP3124636B2 (fr) 2023-05-17

Family

ID=54194697

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15768893.8A Active EP3124636B2 (fr) 2014-03-24 2015-03-24 Rail et procédé pour le fabriquer

Country Status (8)

Country Link
US (1) US20170101692A1 (fr)
EP (1) EP3124636B2 (fr)
JP (1) JP6150008B2 (fr)
CN (1) CN106103772B (fr)
AU (1) AU2015237464B2 (fr)
BR (1) BR112016022007B1 (fr)
CA (1) CA2936780C (fr)
WO (1) WO2015146150A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3124636B2 (fr) 2014-03-24 2023-05-17 JFE Steel Corporation Rail et procédé pour le fabriquer
US10233512B2 (en) * 2014-05-29 2019-03-19 Nippon Steel & Sumitomo Metal Corporation Rail and production method therefor
CN106636891A (zh) * 2016-11-17 2017-05-10 马鞍山市银鼎机械制造有限公司 抗震铁路钢轨用球磨铸铁制备方法
CN107326302B (zh) * 2017-05-26 2018-10-19 北京交通大学 一种耐蚀贝氏体钢、钢轨及制备方法
WO2019102258A1 (fr) * 2017-11-27 2019-05-31 Arcelormittal Procédé pour la fabrication d'un rail et rail correspondant
AU2019242158B2 (en) * 2018-03-30 2021-08-05 Jfe Steel Corporation Rail and method for manufacturing same
CA3094798C (fr) 2018-03-30 2022-07-19 Jfe Steel Corporation Rail, et procede de fabrication de celui-ci
WO2019189015A1 (fr) 2018-03-30 2019-10-03 Ｊｆｅスチール株式会社 Rail
JP6852761B2 (ja) * 2018-10-26 2021-03-31 Ｊｆｅスチール株式会社 レールおよびその製造方法
SE543919C2 (en) * 2019-05-17 2021-09-21 Husqvarna Ab Steel for a sawing device
CN112575137B (zh) * 2020-10-26 2022-03-25 邯郸钢铁集团有限责任公司 一种高速轨钢转炉冶炼直接出钢的方法
JP2023551416A (ja) * 2020-11-17 2023-12-08 アルセロールミタル レール用鋼及びそのレールの製造方法
CN114058824B (zh) * 2021-11-26 2023-12-08 武汉钢铁有限公司 一种提高热处理钢轨踏面硬度均匀性的生产方法及所得钢轨

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01104721A (ja) * 1987-10-19 1989-04-21 Nippon Steel Corp 高温レールの冷却法
JP2773867B2 (ja) * 1987-10-19 1998-07-09 新日本製鐵株式会社 高温レールの冷却法
JP2001234238A (ja) * 2000-02-18 2001-08-28 Nippon Steel Corp 高耐摩耗・高靭性レールの製造方法
US20040187981A1 (en) * 2002-04-05 2004-09-30 Masaharu Ueda Pealite base rail excellent in wear resistance and ductility and method for production thereof
US20090314049A1 (en) * 2006-07-24 2009-12-24 Masaharu Ueda Method for producing pearlitic rail excellent in wear resistance and ductility
JP2010077481A (ja) * 2008-09-25 2010-04-08 Jfe Steel Corp 耐摩耗性と耐疲労損傷性に優れた内部高硬度型パーライト鋼レールおよびその製造方法
US20100116381A1 (en) * 2007-03-28 2010-05-13 Jfe Steel Corporation Internal high hardness type pearlitic rail with excellent wear resistance and rolling contact fatigue resistance and method for producing same
US20110155821A1 (en) * 2008-10-31 2011-06-30 Masaharu Ueda Pearlite rail having superior abrasion resistance and excellent toughness
US20110253268A1 (en) * 2010-04-16 2011-10-20 Pangang Group Co., Ltd. High carbon content and high strength heat-treated steel rail and method for producing the same
US20110303756A1 (en) * 2009-02-18 2011-12-15 Masaharu Ueda Pearlitic rail with excellent wear resistance and toughness

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2773867A (en) * 1954-05-17 1956-12-11 Glidden Co Process for dehalogenating steroids
JPS6289818A (ja) 1985-10-14 1987-04-24 Nippon Kokan Kk <Nkk> レ−ルの熱処理方法
US4886558A (en) 1987-05-28 1989-12-12 Nkk Corporation Method for heat-treating steel rail head
US5658400A (en) 1993-12-20 1997-08-19 Nippon Steel Corporation Rails of pearlitic steel with high wear resistance and toughness and their manufacturing methods
JPH07216454A (ja) 1994-01-31 1995-08-15 Nippon Steel Corp レールの熱処理方法
US6804795B1 (en) * 1999-04-02 2004-10-12 Sony Corporation Electronic device and its repairing method
US7288159B2 (en) 2002-04-10 2007-10-30 Cf&I Steel, L.P. High impact and wear resistant steel
CN1754973A (zh) 2004-09-27 2006-04-05 铁道科学研究院 含Cr热处理轨钢
JP5238930B2 (ja) * 2009-02-12 2013-07-17 Ｊｆｅスチール株式会社 耐摩耗性レールおよびその製造方法
JP5438219B2 (ja) 2010-07-15 2014-03-12 京セラ株式会社 無線通信システム、移動局、基地局及び無線通信方法
EP3124636B2 (fr) 2014-03-24 2023-05-17 JFE Steel Corporation Rail et procédé pour le fabriquer

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01104721A (ja) * 1987-10-19 1989-04-21 Nippon Steel Corp 高温レールの冷却法
JP2773867B2 (ja) * 1987-10-19 1998-07-09 新日本製鐵株式会社 高温レールの冷却法
JP2001234238A (ja) * 2000-02-18 2001-08-28 Nippon Steel Corp 高耐摩耗・高靭性レールの製造方法
US20040187981A1 (en) * 2002-04-05 2004-09-30 Masaharu Ueda Pealite base rail excellent in wear resistance and ductility and method for production thereof
US20090314049A1 (en) * 2006-07-24 2009-12-24 Masaharu Ueda Method for producing pearlitic rail excellent in wear resistance and ductility
US20100116381A1 (en) * 2007-03-28 2010-05-13 Jfe Steel Corporation Internal high hardness type pearlitic rail with excellent wear resistance and rolling contact fatigue resistance and method for producing same
JP2010077481A (ja) * 2008-09-25 2010-04-08 Jfe Steel Corp 耐摩耗性と耐疲労損傷性に優れた内部高硬度型パーライト鋼レールおよびその製造方法
US20110155821A1 (en) * 2008-10-31 2011-06-30 Masaharu Ueda Pearlite rail having superior abrasion resistance and excellent toughness
US20110303756A1 (en) * 2009-02-18 2011-12-15 Masaharu Ueda Pearlitic rail with excellent wear resistance and toughness
US20110253268A1 (en) * 2010-04-16 2011-10-20 Pangang Group Co., Ltd. High carbon content and high strength heat-treated steel rail and method for producing the same

Also Published As

Publication number Publication date
WO2015146150A1 (fr) 2015-10-01
EP3124636B1 (fr) 2019-03-06
JPWO2015146150A1 (ja) 2017-04-13
US20170101692A1 (en) 2017-04-13
EP3124636A1 (fr) 2017-02-01
CN106103772B (zh) 2018-05-22
BR112016022007B1 (pt) 2021-05-11
EP3124636B2 (fr) 2023-05-17
AU2015237464A1 (en) 2016-08-11
CN106103772A (zh) 2016-11-09
CA2936780C (fr) 2018-10-02
JP6150008B2 (ja) 2017-06-21
CA2936780A1 (fr) 2015-10-01
AU2015237464B2 (en) 2018-02-01

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