IN2014DN07985A - - Google Patents

Info

Publication number
IN2014DN07985A
IN2014DN07985A IN7985DEN2014A IN2014DN07985A IN 2014DN07985 A IN2014DN07985 A IN 2014DN07985A IN 7985DEN2014 A IN7985DEN2014 A IN 7985DEN2014A IN 2014DN07985 A IN2014DN07985 A IN 2014DN07985A
Authority
IN
India
Prior art keywords
xexp
amount
less
fnl
impurities
Prior art date
Application number
Other languages
English (en)
Inventor
Yuichiro Yamamoto
Yukiteru Takeshita
Kentaro Kiriyama
Takanori Kato
Original Assignee
Nippon Steel & Sumitomo Metal 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=49482879&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN2014DN07985(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nippon Steel & Sumitomo Metal Corp filed Critical Nippon Steel & Sumitomo Metal Corp
Publication of IN2014DN07985A publication Critical patent/IN2014DN07985A/en

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
    • C22C38/18—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B17/00—Wheels characterised by rail-engaging elements
    • B60B17/0006—Construction of wheel bodies, e.g. disc wheels
    • 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
    • C21D9/34—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tyres; for rims
    • 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
    • C22C38/02—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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing 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
    • C22C38/40—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
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C21D1/25—Hardening, combined with annealing between 300 degrees Celsius and 600 degrees Celsius, i.e. heat refining ("Vergüten")
    • 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
    • C21D2211/008—Martensite
    • 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
    • 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
    • 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
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
IN7985DEN2014 2012-04-27 2013-04-08 IN2014DN07985A (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012102821A JP5761116B2 (ja) 2012-04-27 2012-04-27 車輪用鋼
PCT/JP2013/060588 WO2013161548A1 (ja) 2012-04-27 2013-04-08 車輪用鋼

Publications (1)

Publication Number Publication Date
IN2014DN07985A true IN2014DN07985A (ru) 2015-05-01

Family

ID=49482879

Family Applications (1)

Application Number Title Priority Date Filing Date
IN7985DEN2014 IN2014DN07985A (ru) 2012-04-27 2013-04-08

Country Status (14)

Country Link
US (1) US9850560B2 (ru)
EP (1) EP2843071B1 (ru)
JP (1) JP5761116B2 (ru)
CN (1) CN104254631B (ru)
AU (1) AU2013253847B2 (ru)
BR (1) BR112014024393B1 (ru)
CA (1) CA2869139C (ru)
ES (1) ES2744712T3 (ru)
HK (1) HK1204018A1 (ru)
IN (1) IN2014DN07985A (ru)
RU (1) RU2705328C2 (ru)
TW (1) TWI476286B (ru)
WO (1) WO2013161548A1 (ru)
ZA (1) ZA201407311B (ru)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112016028776A2 (pt) * 2014-06-11 2017-08-22 Jfe Steel Corp roda para veículo ferroviário e método de fabricação de roda para veículo ferroviário
BR112018011842B1 (pt) * 2015-12-15 2021-09-14 Jfe Steel Corporation Método para selecionar aço de trilho e aço de roda
JP6528894B2 (ja) 2016-03-02 2019-06-12 日本製鉄株式会社 鉄道用車輪
CN106521315B (zh) * 2016-11-10 2018-06-19 钢铁研究总院 一种高强度高韧性重载列车车轮用钢及其热处理方法
AU2018246551B9 (en) * 2017-03-31 2022-02-10 Nippon Steel Corporation Method for producing railway wheel and railway wheel
US11458762B2 (en) 2017-03-31 2022-10-04 Nippon Steel Corporation Railway wheel
JP6773254B2 (ja) * 2018-09-28 2020-10-21 日本製鉄株式会社 鉄道車輪
JP6737427B1 (ja) * 2018-09-28 2020-08-12 日本製鉄株式会社 鉄道車輪
JP7332886B2 (ja) 2019-10-11 2023-08-24 日本製鉄株式会社 鉄道車輪
WO2021193808A1 (ja) 2020-03-26 2021-09-30 日本製鉄株式会社 鉄道車輪

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5422771B2 (ru) 1974-01-28 1979-08-09
JPS57143469A (en) 1981-02-27 1982-09-04 Sumitomo Metal Ind Ltd Steel for railroad wheel with superior wear resistance
DE3446794C1 (de) 1984-12-21 1986-01-02 BWG Butzbacher Weichenbau GmbH, 6308 Butzbach Verfahren zur Waermebehandlung perlitischer Schienenstaehle
JPS6299438A (ja) 1985-10-24 1987-05-08 Nippon Kokan Kk <Nkk> 不安定破壊伝播停止能力を有する耐摩耗性高性能レ−ル
SU1534089A1 (ru) 1988-03-10 1990-01-07 Грузинский политехнический институт им.В.И.Ленина Сталь
JPH06279918A (ja) 1993-03-23 1994-10-04 Nippon Steel Corp 耐ころがり疲労損傷性に優れた高強度レールおよびその製造法
JPH06279927A (ja) 1993-03-29 1994-10-04 Nippon Steel Corp 延性および靭性に優れた高強度レールおよびその製造法
JP3516189B2 (ja) 1996-01-23 2004-04-05 住友金属工業株式会社 耐摩耗性および耐熱亀裂性に優れた鉄道車両用車輪およびその製造方法
JPH1192867A (ja) 1997-09-17 1999-04-06 Nippon Steel Corp 耐摩耗性、溶接性に優れた低偏析性パーライト系レールおよびその製造法
DE19837311C2 (de) 1998-08-18 2001-09-20 Fag Oem & Handel Ag Radreifen oder Vollräder für Radsätze von Schienenfahrzeugen
JP2000226634A (ja) 1999-02-08 2000-08-15 Nippon Steel Corp 低熱膨張溶接用レール
FR2800670B1 (fr) 1999-11-05 2003-04-18 Fag Oem & Handel Ag Bandage de roues ou roue monobloc pour des jeux de roues de vehicules ferroviaires
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RU2348735C2 (ru) * 2006-08-28 2009-03-10 Общество с ограниченной ответственностью "ОМЗ-Спецсталь" Сталь колесная
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JP5494433B2 (ja) 2010-11-18 2014-05-14 新日鐵住金株式会社 車輪用鋼
CN102277531B (zh) * 2011-08-15 2014-03-05 钢铁研究总院 一种高速铁路车辆车轮用钢
CN102363865A (zh) * 2011-10-27 2012-02-29 内蒙古包钢钢联股份有限公司 一种高强度高硬度钢轨专用钢材

Also Published As

Publication number Publication date
JP2013231212A (ja) 2013-11-14
ZA201407311B (en) 2020-05-27
AU2013253847A1 (en) 2014-10-16
TWI476286B (zh) 2015-03-11
EP2843071A1 (en) 2015-03-04
CN104254631A (zh) 2014-12-31
CN104254631B (zh) 2016-08-24
JP5761116B2 (ja) 2015-08-12
AU2013253847B2 (en) 2015-11-26
US20150147224A1 (en) 2015-05-28
US9850560B2 (en) 2017-12-26
CA2869139A1 (en) 2013-10-31
BR112014024393B1 (pt) 2019-11-26
TW201408791A (zh) 2014-03-01
WO2013161548A1 (ja) 2013-10-31
CA2869139C (en) 2017-11-14
RU2014147718A (ru) 2016-06-20
EP2843071B1 (en) 2019-07-31
HK1204018A1 (zh) 2015-11-06
ES2744712T3 (es) 2020-02-26
RU2705328C2 (ru) 2019-11-06
EP2843071A4 (en) 2016-04-20

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