BR112016024079B1 - trilho de aço de alto teor de carbono com ductilidade acentuada - Google Patents

trilho de aço de alto teor de carbono com ductilidade acentuada Download PDF

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Publication number
BR112016024079B1
BR112016024079B1 BR112016024079-0A BR112016024079A BR112016024079B1 BR 112016024079 B1 BR112016024079 B1 BR 112016024079B1 BR 112016024079 A BR112016024079 A BR 112016024079A BR 112016024079 B1 BR112016024079 B1 BR 112016024079B1
Authority
BR
Brazil
Prior art keywords
rail
weight
mass
steel rail
carbon steel
Prior art date
Application number
BR112016024079-0A
Other languages
English (en)
Portuguese (pt)
Other versions
BR112016024079A2 (pt
Inventor
Joseph Victor Kristan
Gregory Ryan Lehnhoff
Mark David Richards
Original Assignee
Evraz Inc. Na Canada
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
Priority claimed from CA2849133A external-priority patent/CA2849133C/en
Priority claimed from US14/255,693 external-priority patent/US9670570B2/en
Application filed by Evraz Inc. Na Canada filed Critical Evraz Inc. Na Canada
Publication of BR112016024079A2 publication Critical patent/BR112016024079A2/pt
Publication of BR112016024079B1 publication Critical patent/BR112016024079B1/pt

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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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • 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
    • 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
    • C22C38/18—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
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical 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)
BR112016024079-0A 2014-04-17 2015-04-16 trilho de aço de alto teor de carbono com ductilidade acentuada BR112016024079B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CA2849133A CA2849133C (en) 2014-04-17 2014-04-17 High carbon steel rail with enhanced ductility
US14/255,693 2014-04-17
US14/255,693 US9670570B2 (en) 2014-04-17 2014-04-17 High carbon steel rail with enhanced ductility
CA2849133 2014-04-17
PCT/CA2015/000263 WO2015157856A1 (en) 2014-04-17 2015-04-16 High carbon steel rail with enhanced ductility

Publications (2)

Publication Number Publication Date
BR112016024079A2 BR112016024079A2 (pt) 2018-12-18
BR112016024079B1 true BR112016024079B1 (pt) 2021-01-12

Family

ID=54323310

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112016024079-0A BR112016024079B1 (pt) 2014-04-17 2015-04-16 trilho de aço de alto teor de carbono com ductilidade acentuada

Country Status (3)

Country Link
BR (1) BR112016024079B1 (es)
MX (1) MX2016013422A (es)
WO (1) WO2015157856A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114015941B (zh) * 2021-11-03 2022-10-11 攀钢集团攀枝花钢铁研究院有限公司 一种连铸复合轧制钢轨及其生产方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5762723A (en) * 1994-11-15 1998-06-09 Nippon Steel Corporation Pearlitic steel rail having excellent wear resistance and method of producing the same
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
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
US8980019B2 (en) * 2010-06-07 2015-03-17 Nippon Steel & Sumitomo Metal Corporation Steel rail and method of manufacturing the same

Also Published As

Publication number Publication date
MX2016013422A (es) 2017-05-30
WO2015157856A1 (en) 2015-10-22
BR112016024079A2 (pt) 2018-12-18

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B06U Preliminary requirement: requests with searches performed by other patent offices: suspension of the patent application procedure
B09A Decision: intention to grant
B16A Patent or certificate of addition of invention granted

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