JPWO2022209293A1 - - Google Patents

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Publication number
JPWO2022209293A1
JPWO2022209293A1 JP2022527100A JP2022527100A JPWO2022209293A1 JP WO2022209293 A1 JPWO2022209293 A1 JP WO2022209293A1 JP 2022527100 A JP2022527100 A JP 2022527100A JP 2022527100 A JP2022527100 A JP 2022527100A JP WO2022209293 A1 JPWO2022209293 A1 JP WO2022209293A1
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JP
Japan
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
JP2022527100A
Other versions
JP7405250B2 (ja
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 filed Critical
Publication of JPWO2022209293A1 publication Critical patent/JPWO2022209293A1/ja
Application granted granted Critical
Publication of JP7405250B2 publication Critical patent/JP7405250B2/ja
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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted 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
    • 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
    • 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
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/002—Bainite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/009—Pearlite
    • 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
    • C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/22—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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
JP2022527100A 2021-03-31 2022-02-04 レールの製造方法 Active JP7405250B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021060122 2021-03-31
JP2021060122 2021-03-31
PCT/JP2022/004530 WO2022209293A1 (ja) 2021-03-31 2022-02-04 レールおよびその製造方法

Publications (2)

Publication Number Publication Date
JPWO2022209293A1 true JPWO2022209293A1 (ja) 2022-10-06
JP7405250B2 JP7405250B2 (ja) 2023-12-26

Family

ID=83458841

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022527100A Active JP7405250B2 (ja) 2021-03-31 2022-02-04 レールの製造方法

Country Status (3)

Country Link
EP (1) EP4282991A4 (ja)
JP (1) JP7405250B2 (ja)
WO (1) WO2022209293A1 (ja)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09316598A (ja) * 1996-03-27 1997-12-09 Nippon Steel Corp 耐摩耗性および溶接性に優れたパーライト系レールおよびその製造法
JP2001020040A (ja) * 1999-07-08 2001-01-23 Nippon Steel Corp 耐摩耗性、耐内部疲労損傷性に優れたパーライト系レールおよびその製造法
JP2003129182A (ja) * 2001-10-22 2003-05-08 Nippon Steel Corp 耐表面損傷性に優れたパーライト系レールおよびその製造法
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
WO2014157252A1 (ja) * 2013-03-27 2014-10-02 Ｊｆｅスチール株式会社 パーライトレールおよびパーライトレールの製造方法
WO2015182759A1 (ja) * 2014-05-29 2015-12-03 新日鐵住金株式会社 レールおよびその製造方法
JP2016156071A (ja) * 2015-02-25 2016-09-01 新日鐵住金株式会社 パーライト鋼レール
WO2020054339A1 (ja) * 2018-09-10 2020-03-19 日本製鉄株式会社 レール、及びレールの製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2016210107B2 (en) * 2015-01-23 2018-10-18 Nippon Steel Corporation Rail
CN113966406B (zh) * 2019-06-20 2022-09-16 杰富意钢铁株式会社 钢轨及其制造方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09316598A (ja) * 1996-03-27 1997-12-09 Nippon Steel Corp 耐摩耗性および溶接性に優れたパーライト系レールおよびその製造法
JP2001020040A (ja) * 1999-07-08 2001-01-23 Nippon Steel Corp 耐摩耗性、耐内部疲労損傷性に優れたパーライト系レールおよびその製造法
JP2003129182A (ja) * 2001-10-22 2003-05-08 Nippon Steel Corp 耐表面損傷性に優れたパーライト系レールおよびその製造法
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
WO2014157252A1 (ja) * 2013-03-27 2014-10-02 Ｊｆｅスチール株式会社 パーライトレールおよびパーライトレールの製造方法
WO2015182759A1 (ja) * 2014-05-29 2015-12-03 新日鐵住金株式会社 レールおよびその製造方法
JP2016156071A (ja) * 2015-02-25 2016-09-01 新日鐵住金株式会社 パーライト鋼レール
WO2020054339A1 (ja) * 2018-09-10 2020-03-19 日本製鉄株式会社 レール、及びレールの製造方法

Also Published As

Publication number Publication date
EP4282991A4 (en) 2024-07-03
WO2022209293A1 (ja) 2022-10-06
JP7405250B2 (ja) 2023-12-26
EP4282991A1 (en) 2023-11-29

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