BR9506522A - Trilho de aço perlítico que tem excelente resisténcia ao desgaste e método de produção do mesmo - Google Patents

Trilho de aço perlítico que tem excelente resisténcia ao desgaste e método de produção do mesmo

Info

Publication number
BR9506522A
BR9506522A BR9506522A BR9506522A BR9506522A BR 9506522 A BR9506522 A BR 9506522A BR 9506522 A BR9506522 A BR 9506522A BR 9506522 A BR9506522 A BR 9506522A BR 9506522 A BR9506522 A BR 9506522A
Authority
BR
Brazil
Prior art keywords
production method
wear resistance
steel rail
excellent wear
perlitic steel
Prior art date
Application number
BR9506522A
Other languages
English (en)
Inventor
Masaharu Ueda
Hideaki Kageyama
Kouichi Uchino
Koji Babazono
Ken Kutaragi
Original Assignee
Nippon 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=27461930&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9506522(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP06280916A external-priority patent/JP3078461B2/ja
Priority claimed from JP4675395A external-priority patent/JPH08246100A/ja
Priority claimed from JP4675495A external-priority patent/JPH08246101A/ja
Priority claimed from JP07270336A external-priority patent/JP3113184B2/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of BR9506522A publication Critical patent/BR9506522A/pt

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
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C21D1/84—Controlled slow cooling
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • 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

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 Articles (AREA)
  • Metal Rolling (AREA)
BR9506522A 1994-11-15 1995-11-13 Trilho de aço perlítico que tem excelente resisténcia ao desgaste e método de produção do mesmo BR9506522A (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP06280916A JP3078461B2 (ja) 1994-11-15 1994-11-15 高耐摩耗パーライト系レール
JP4675395A JPH08246100A (ja) 1995-03-07 1995-03-07 耐摩耗性に優れたパーライト系レールおよびその製造法
JP4675495A JPH08246101A (ja) 1995-03-07 1995-03-07 耐摩耗性・耐損傷性に優れたパーライト系レールおよびその製造法
JP07270336A JP3113184B2 (ja) 1995-10-18 1995-10-18 耐摩耗性に優れたパーライトレールの製造法
PCT/JP1995/002312 WO1996015282A1 (fr) 1994-11-15 1995-11-13 Rail en perlite a forte resistance a l'abrasion et procede de fabrication de ce rail

Publications (1)

Publication Number Publication Date
BR9506522A true BR9506522A (pt) 1997-09-02

Family

ID=27461930

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9506522A BR9506522A (pt) 1994-11-15 1995-11-13 Trilho de aço perlítico que tem excelente resisténcia ao desgaste e método de produção do mesmo

Country Status (9)

Country Link
US (5) US5762723A (pt)
EP (1) EP0754775B1 (pt)
KR (1) KR100202251B1 (pt)
CN (1) CN1044826C (pt)
BR (1) BR9506522A (pt)
CA (1) CA2181058C (pt)
DE (1) DE69523149T2 (pt)
RU (1) RU2112051C1 (pt)
WO (1) WO1996015282A1 (pt)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
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WO1996015282A1 (fr) 1994-11-15 1996-05-23 Nippon Steel Corporation Rail en perlite a forte resistance a l'abrasion et procede de fabrication de ce rail
DE69629161T2 (de) * 1995-03-14 2004-04-15 Nippon Steel Corp. Verfahren zur herstellung von schienen mit hohem verschleisswiderstand und hohem widerstand gegen innere defekte
US6783609B2 (en) 2001-06-28 2004-08-31 Kabushiki Kaisha Kobe Seiko Sho High-carbon steel wire rod with superior drawability and method for production thereof
AU2003236273B2 (en) * 2002-04-05 2005-03-24 Nippon Steel Corporation Pealite based rail excellent in wear resistance and ductility and method for production thereof
US7288159B2 (en) 2002-04-10 2007-10-30 Cf&I Steel, L.P. High impact and wear resistant steel
US7217329B2 (en) * 2002-08-26 2007-05-15 Cf&I Steel Carbon-titanium steel rail
RU2259416C2 (ru) * 2003-08-04 2005-08-27 Общество с ограниченной ответственностью "Рельсы Кузнецкого металлургического комбината" Рельсовая сталь
RU2283353C1 (ru) * 2005-02-14 2006-09-10 Открытое акционерное общество "Новокузнецкий металлургический комбинат" Способ термической обработки рельсов
RU2309185C1 (ru) * 2006-02-22 2007-10-27 Общество с ограниченной ответственностью "Магнит" Способ термической обработки сварных соединений рельсов
CA2645858C (en) * 2006-03-16 2014-05-20 Jfe Steel Corporation High-strength pearlitic steel rail having excellent delayed fracture properties
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
AU2008235820B8 (en) * 2007-03-28 2011-01-20 Jfe Steel Corporation Internal high hardness type pearlitic rail with excellent wear resistance and rolling contact fatigue resistance and method for producing same
US7591909B2 (en) * 2007-08-23 2009-09-22 Transportation Technology Center, Inc. Railroad wheel steels having improved resistance to rolling contact fatigue
KR101263102B1 (ko) * 2008-10-31 2013-05-09 신닛테츠스미킨 카부시키카이샤 내마모성 및 인성이 우수한 펄라이트계 레일
PL2400040T3 (pl) * 2009-02-18 2016-05-31 Nippon Steel & Sumitomo Metal Corp Szyna perlityczna o doskonałej odporności na ścieranie i wiązkości
PL2447383T3 (pl) 2009-06-26 2019-05-31 Nippon Steel & Sumitomo Metal Corp Szyna z wysokowęglowej stali perlitycznej o doskonałej ciągliwości i sposób jej wytwarzania
CN102203311B (zh) 2009-08-18 2013-07-24 新日铁住金株式会社 珠光体系钢轨
EP2495064A4 (en) * 2009-10-30 2017-07-19 Nippon Steel & Sumitomo Metal Corporation Flash-butt welding method for rail steel
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
CN102985574B (zh) * 2010-06-07 2015-11-25 新日铁住金株式会社 钢轨及其制造方法
CN101921950B (zh) * 2010-09-02 2011-12-14 攀钢集团有限公司 用于高速和准高速铁路的钢轨及其制造方法
KR101342487B1 (ko) 2011-06-29 2013-12-17 포항공과대학교 산학협력단 층상 구조를 구비한 강판의 제조 방법
EP2674504A1 (en) * 2012-06-11 2013-12-18 Siemens S.p.A. Method and system for thermal treatments of rails
BR112014031008B1 (pt) * 2012-06-14 2020-02-18 Nippon Steel Corporation Trilho ferroviário e seus métodos de produção
CN103898303B (zh) * 2012-12-31 2016-06-08 攀钢集团攀枝花钢铁研究院有限公司 一种道岔轨的热处理方法和道岔轨
WO2015157856A1 (en) * 2014-04-17 2015-10-22 Evraz Inc. Na Canada High carbon steel rail with enhanced ductility
US9670570B2 (en) 2014-04-17 2017-06-06 Evraz Inc. Na Canada High carbon steel rail with enhanced ductility
CN104032222B (zh) 2014-06-24 2016-04-06 燕山大学 纳米珠光体钢轨的制备方法
CN104060075B (zh) * 2014-07-14 2016-05-04 攀钢集团攀枝花钢铁研究院有限公司 提高钢轨硬化层深度的热处理方法
WO2016047076A1 (ja) * 2014-09-22 2016-03-31 Ｊｆｅスチール株式会社 レールの製造方法および製造装置
CN105018705B (zh) * 2015-08-11 2017-12-15 攀钢集团攀枝花钢铁研究院有限公司 一种过共析钢轨及其制备方法
CN107520529B (zh) * 2017-08-31 2019-10-11 攀钢集团研究院有限公司 136re+ss热处理钢轨移动闪光焊接的方法
BR112020020089B1 (pt) 2018-03-30 2023-11-21 Jfe Steel Corporation Trilho e método para fabricar o mesmo
EP3778961B1 (en) 2018-03-30 2022-03-09 JFE Steel Corporation Rail and method for manufacturing same
AT521405B1 (de) * 2018-07-10 2021-09-15 Voestalpine Schienen Gmbh Gleisteil aus einem hypereutektoiden Stahl
JP7088293B2 (ja) 2018-09-10 2022-06-21 日本製鉄株式会社 レール、及びレールの製造方法
CN109355481A (zh) * 2018-10-26 2019-02-19 攀钢集团攀枝花钢铁研究院有限公司 槽型钢轨闪光焊接头焊后热处理方法
UA129539C2 (uk) 2018-12-20 2025-05-28 Арселорміттал Спосіб виготовлення т-подібної рейки, що має високоміцну підошву
CA3130062C (en) 2019-03-15 2023-09-26 Nippon Steel Corporation Railway rail
CN111411208A (zh) * 2020-05-28 2020-07-14 内蒙古科技大学 一种减少过共析钢轨网状渗碳体析出的热处理方法
CN112267063A (zh) * 2020-09-09 2021-01-26 邯郸钢铁集团有限责任公司 一种耐磨热轧钢轨及其生产方法
CN112301200A (zh) * 2020-10-13 2021-02-02 攀钢集团攀枝花钢铁研究院有限公司 一种具有抗延迟断裂性能的钢轨及其制备方法
CA3199316A1 (en) * 2020-11-17 2022-05-27 Arcelormittal Steel for rails and a method of manufacturing of a rail thereof
CN113210820B (zh) * 2021-04-25 2023-03-21 成都交大焊接科技有限公司 一种闪光焊接方法
CN113817911A (zh) * 2021-09-18 2021-12-21 攀钢集团攀枝花钢铁研究院有限公司 一种制备具有低脱碳层的钢轨的方法
CN115815772B (zh) * 2022-11-24 2025-11-18 攀钢集团攀枝花钢铁研究院有限公司 中碳低合金钢轨的大型气压焊接工艺方法
CN117144110A (zh) * 2023-08-31 2023-12-01 攀钢集团攀枝花钢铁研究院有限公司 内部硬度分布优良的珠光体钢轨及其生产方法
CN119020671A (zh) * 2024-08-06 2024-11-26 包头钢铁（集团）有限责任公司 一种细晶粒钢轨钢的冶炼方法

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Also Published As

Publication number Publication date
EP0754775A1 (en) 1997-01-22
EP0754775B1 (en) 2001-10-10
KR100202251B1 (ko) 1999-06-15
USRE42360E1 (en) 2011-05-17
USRE41033E1 (en) 2009-12-08
CN1140473A (zh) 1997-01-15
DE69523149D1 (de) 2001-11-15
USRE40263E1 (en) 2008-04-29
CN1044826C (zh) 1999-08-25
CA2181058A1 (en) 1996-05-23
EP0754775A4 (en) 1998-11-18
AU3856495A (en) 1996-06-06
USRE42668E1 (en) 2011-09-06
CA2181058C (en) 2000-11-07
DE69523149T2 (de) 2002-06-20
AU687648B2 (en) 1998-02-26
WO1996015282A1 (fr) 1996-05-23
KR970700783A (ko) 1997-02-12
RU2112051C1 (ru) 1998-05-27
US5762723A (en) 1998-06-09

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Legal Events

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FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP)

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 13/11/2015