CA2734980C - Pearlite rail having superior abrasion resistance and excellent toughness - Google Patents

Pearlite rail having superior abrasion resistance and excellent toughness Download PDF

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Publication number
CA2734980C
CA2734980C CA2734980A CA2734980A CA2734980C CA 2734980 C CA2734980 C CA 2734980C CA 2734980 A CA2734980 A CA 2734980A CA 2734980 A CA2734980 A CA 2734980A CA 2734980 C CA2734980 C CA 2734980C
Authority
CA
Canada
Prior art keywords
pearlite
rail
sulfide
range
amount
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.)
Expired - Fee Related
Application number
CA2734980A
Other languages
English (en)
French (fr)
Other versions
CA2734980A1 (en
Inventor
Masaharu Ueda
Kazunori Seki
Takuya Satou
Takeshi Yamamoto
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel and 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
Application filed by Nippon Steel and Sumitomo Metal Corp filed Critical Nippon Steel and Sumitomo Metal Corp
Publication of CA2734980A1 publication Critical patent/CA2734980A1/en
Application granted granted Critical
Publication of CA2734980C publication Critical patent/CA2734980C/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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0025—Adding carbon material
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising
    • 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
    • C22C38/04—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Heat Treatment Of Steel (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
CA2734980A 2008-10-31 2009-10-30 Pearlite rail having superior abrasion resistance and excellent toughness Expired - Fee Related CA2734980C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008-281847 2008-10-31
JP2008281847 2008-10-31
PCT/JP2009/005800 WO2010050238A1 (ja) 2008-10-31 2009-10-30 耐摩耗性および靭性に優れたパーライト系レール

Publications (2)

Publication Number Publication Date
CA2734980A1 CA2734980A1 (en) 2010-05-06
CA2734980C true CA2734980C (en) 2014-10-21

Family

ID=42128609

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2734980A Expired - Fee Related CA2734980C (en) 2008-10-31 2009-10-30 Pearlite rail having superior abrasion resistance and excellent toughness

Country Status (12)

Country Link
US (1) US20110155821A1 (ko)
EP (1) EP2343390B1 (ko)
JP (1) JP4757957B2 (ko)
KR (1) KR101263102B1 (ko)
CN (1) CN102137947B (ko)
AU (1) AU2009308639B2 (ko)
BR (1) BRPI0918859B1 (ko)
CA (1) CA2734980C (ko)
ES (1) ES2550793T3 (ko)
PL (1) PL2343390T3 (ko)
RU (1) RU2461639C1 (ko)
WO (1) WO2010050238A1 (ko)

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CN102301023B (zh) * 2009-02-18 2013-07-10 新日铁住金株式会社 耐磨损性及韧性优异的珠光体系钢轨
BRPI1011986A2 (pt) 2009-06-26 2016-04-26 Nippon Steel Corp trilho de aço com alto teor de carbono com base em perlita tendo excelente ductilidade e processo para a produção deste
JP5459453B1 (ja) * 2012-04-23 2014-04-02 新日鐵住金株式会社 レール
US9534278B2 (en) * 2012-06-14 2017-01-03 Nippon Steel & Sumitomo Metal Corporation Rail
CN103160742B (zh) * 2013-03-28 2016-03-30 宝山钢铁股份有限公司 一种耐磨钢板及其制造方法
WO2015146150A1 (ja) * 2014-03-24 2015-10-01 Ｊｆｅスチール株式会社 レールおよびその製造方法
US9670570B2 (en) * 2014-04-17 2017-06-06 Evraz Inc. Na Canada High carbon steel rail with enhanced ductility
AU2015268431B2 (en) * 2014-05-29 2017-09-07 Nippon Steel Corporation Rail and production method therefor
AU2015268447B2 (en) * 2014-05-29 2017-09-07 Nippon Steel Corporation Rail and production method therefor
CA2962031C (en) * 2014-09-22 2019-05-14 Jfe Steel Corporation Rail manufacturing method and rail manufacturing apparatus
CN107208217B (zh) 2015-01-23 2019-01-01 新日铁住金株式会社 钢轨
CN107208216B (zh) * 2015-01-23 2019-02-12 新日铁住金株式会社 钢轨
JP6515278B2 (ja) * 2015-03-20 2019-05-22 日本製鉄株式会社 炭素鋼鋳片及び炭素鋼鋳片の製造方法
CN105154773B (zh) * 2015-07-23 2017-03-08 攀钢集团攀枝花钢铁研究院有限公司 一种重载铁路用钢轨及其生产方法和应用
CN104988405B (zh) * 2015-07-23 2017-03-08 攀钢集团攀枝花钢铁研究院有限公司 一种客货混运用钢轨及其生产方法和应用
CN105063490B (zh) * 2015-07-23 2017-03-22 攀钢集团攀枝花钢铁研究院有限公司 一种高速铁路用钢轨及其生产方法和应用
CN105040532B (zh) * 2015-07-23 2017-05-31 攀钢集团攀枝花钢铁研究院有限公司 一种重载铁路用钢轨及其生产方法和应用
CN105018848A (zh) * 2015-08-05 2015-11-04 启东市佳宝金属制品有限公司 耐磨合金
CA3108681C (en) * 2018-09-10 2023-03-21 Nippon Steel Corporation Rail and method of manufacturing rail
US20220307101A1 (en) * 2019-06-20 2022-09-29 Jfe Steel Corporation Rail and manufacturing method therefor
CN113373371A (zh) * 2021-05-21 2021-09-10 包头钢铁（集团）有限责任公司 一种添加稀土和镍元素的超高耐磨性过共析型珠光体钢轨材料
CN115488302A (zh) * 2022-09-26 2022-12-20 攀钢集团攀枝花钢铁研究院有限公司 改善钢轨轨头断面硬度梯度的方法及钢轨轨头

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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
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BRPI1011986A2 (pt) * 2009-06-26 2016-04-26 Nippon Steel Corp trilho de aço com alto teor de carbono com base em perlita tendo excelente ductilidade e processo para a produção deste
CA2744992C (en) * 2009-08-18 2014-02-11 Nippon Steel Corporation Pearlite rail

Also Published As

Publication number Publication date
KR20110036758A (ko) 2011-04-08
RU2461639C1 (ru) 2012-09-20
BRPI0918859B1 (pt) 2021-05-04
ES2550793T3 (es) 2015-11-12
CN102137947A (zh) 2011-07-27
JPWO2010050238A1 (ja) 2012-03-29
AU2009308639B2 (en) 2015-07-02
PL2343390T3 (pl) 2016-01-29
BRPI0918859A2 (pt) 2015-12-01
KR101263102B1 (ko) 2013-05-09
JP4757957B2 (ja) 2011-08-24
EP2343390A1 (en) 2011-07-13
WO2010050238A1 (ja) 2010-05-06
EP2343390B1 (en) 2015-08-19
CN102137947B (zh) 2013-03-20
CA2734980A1 (en) 2010-05-06
AU2009308639A1 (en) 2010-05-06
EP2343390A4 (en) 2014-06-25
US20110155821A1 (en) 2011-06-30

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Effective date: 20211101