BR112022025557A2 - Trilho que tem excelentes características de resistência à propagação de rachadura por fadiga e método de fabricação do mesmo - Google Patents

Trilho que tem excelentes características de resistência à propagação de rachadura por fadiga e método de fabricação do mesmo

Info

Publication number
BR112022025557A2
BR112022025557A2 BR112022025557A BR112022025557A BR112022025557A2 BR 112022025557 A2 BR112022025557 A2 BR 112022025557A2 BR 112022025557 A BR112022025557 A BR 112022025557A BR 112022025557 A BR112022025557 A BR 112022025557A BR 112022025557 A2 BR112022025557 A2 BR 112022025557A2
Authority
BR
Brazil
Prior art keywords
rail
resistance
propagation
manufacturing
excellent characteristics
Prior art date
Application number
BR112022025557A
Other languages
English (en)
Portuguese (pt)
Inventor
Ando Keisuke
Ohtsubo Hirofumi
Original Assignee
Jfe 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
Application filed by Jfe Steel Corp filed Critical Jfe Steel Corp
Publication of BR112022025557A2 publication Critical patent/BR112022025557A2/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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C21D1/02—Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation
    • 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
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • 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
    • C22C38/04—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
    • 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
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • 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
    • 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
    • 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
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of 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
    • C22C38/60—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)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
BR112022025557A 2020-06-29 2021-06-01 Trilho que tem excelentes características de resistência à propagação de rachadura por fadiga e método de fabricação do mesmo BR112022025557A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020111354 2020-06-29
PCT/JP2021/020871 WO2022004247A1 (ja) 2020-06-29 2021-06-01 耐疲労き裂伝播特性に優れるレールおよびその製造方法

Publications (1)

Publication Number Publication Date
BR112022025557A2 true BR112022025557A2 (pt) 2023-01-31

Family

ID=79316006

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022025557A BR112022025557A2 (pt) 2020-06-29 2021-06-01 Trilho que tem excelentes características de resistência à propagação de rachadura por fadiga e método de fabricação do mesmo

Country Status (9)

Country Link
US (1) US20230279517A1 (ko)
EP (1) EP4174191A1 (ko)
JP (1) JP7173366B2 (ko)
KR (1) KR20220160695A (ko)
CN (1) CN115917019A (ko)
AU (1) AU2021302317B2 (ko)
BR (1) BR112022025557A2 (ko)
CA (1) CA3186612A1 (ko)
WO (1) WO2022004247A1 (ko)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3081116B2 (ja) 1994-10-07 2000-08-28 新日本製鐵株式会社 パーライト金属組織を呈した高耐摩耗レール
JPH08246101A (ja) 1995-03-07 1996-09-24 Nippon Steel Corp 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
JP3078461B2 (ja) 1994-11-15 2000-08-21 新日本製鐵株式会社 高耐摩耗パーライト系レール
JPH08246100A (ja) 1995-03-07 1996-09-24 Nippon Steel Corp 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
JP4598265B2 (ja) 2000-06-14 2010-12-15 新日本製鐵株式会社 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
EP3604566B1 (en) 2017-03-21 2023-11-15 JFE Steel Corporation Rail and method for producing same
CN111918980A (zh) 2018-03-30 2020-11-10 杰富意钢铁株式会社 导轨及其制造方法
AT521405B1 (de) 2018-07-10 2021-09-15 Voestalpine Schienen Gmbh Gleisteil aus einem hypereutektoiden Stahl
EP3859028A4 (en) 2018-09-28 2022-11-23 Nippon Steel Corporation RAIL WHEEL

Also Published As

Publication number Publication date
JPWO2022004247A1 (ko) 2022-01-06
CA3186612A1 (en) 2022-01-06
CN115917019A (zh) 2023-04-04
AU2021302317A1 (en) 2023-01-19
JP7173366B2 (ja) 2022-11-16
US20230279517A1 (en) 2023-09-07
KR20220160695A (ko) 2022-12-06
AU2021302317B2 (en) 2023-11-16
WO2022004247A1 (ja) 2022-01-06
EP4174191A1 (en) 2023-05-03

Similar Documents

Publication Publication Date Title
Abbasi et al. Effect of hot working and post-deformation heat treatment on microstructure and tensile properties of Ti-6Al-4V alloy
BR112014019065A8 (pt) Método para produção de um material de aço resistente com resistência à fratura por tensão de sulfeto
Gazder et al. Annealing behaviour and mechanical properties of severely deformed interstitial free steel
TWI672385B (zh) 麻田散系不鏽鋼板及金屬密合墊
DE112016005198T5 (de) Walzdraht mit ausgezeichneter Kaltschmiedbarkeit und Verfahren zu seiner Herstellung
TW201619409A (zh) 螺栓用鋼以及螺栓
Shao et al. Influence of cyclic stress amplitude on mechanisms of deformation of a high nitrogen austenitic stainless steel
Strnadel et al. Statistical scatter in the fracture toughness and Charpy impact energy of pearlitic steel
CN108165714B (zh) 提高05Cr17Ni4Cu4Nb钢强度的热处理工艺
Nie et al. Strength and plasticity improvement of AZ31 sheet by pre-inducing large volume fraction of {10–12} tensile twins
Ko et al. Microstructure stability and mechanical properties of ultrafine grained 5052 Al alloy fabricated by differential speed rolling
BR112018003904A2 (pt) componente de aço nitretado e método de fabricação do mesmo
BR112022025557A2 (pt) Trilho que tem excelentes características de resistência à propagação de rachadura por fadiga e método de fabricação do mesmo
EP3050987B1 (en) Steel for high-strength bolts which has excellent delayed fracture resistance and bolt formability, and bolt
WO2006062924A2 (en) Method of manufacturing heat treated sheet and plate with reduced levels of residual stress and improved flatness
JP6017944B2 (ja) 高力ボルト及びその製造方法
Yang et al. Research on the microstructural evolution mechanism and impact toughness of Ti-17 alloy with an initial basket-weave microstructure
DE112016005827T5 (de) Nichtwärmebehandelter walzdraht mit ausgezeichneter stärke und kaltumformbarkeit und verfahren zur herstellung desselben
Huang et al. Effects of microstructures on the notch tensile fracture feature of heat-treated Ti–6Al–6V–2Sn alloy
US3230118A (en) Method of developing high physical properties in ferrous material and product produced thereby
Salman Microstructure and Mechanical Properties of Cold Rolled AISI 1018 Low Carbon Steel
Shen et al. Study on anisotropy in microstructure and tensile properties of the 12Cr oxide dispersion strengthened (ODS) steel
Liu et al. Effect of microstructure evolution on high cycle fatigue behavior of brass
JP2000119806A (ja) 冷間加工性に優れた鋼線材およびその製造方法
JP2008303415A (ja) 加工性に優れた中・高炭素鋼板及びその製造方法

Legal Events

Date Code Title Description
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]