AU2018430608A1 - Steel plate and method of manufacturing the same - Google Patents

Steel plate and method of manufacturing the same Download PDF

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Publication number
AU2018430608A1
AU2018430608A1 AU2018430608A AU2018430608A AU2018430608A1 AU 2018430608 A1 AU2018430608 A1 AU 2018430608A1 AU 2018430608 A AU2018430608 A AU 2018430608A AU 2018430608 A AU2018430608 A AU 2018430608A AU 2018430608 A1 AU2018430608 A1 AU 2018430608A1
Authority
AU
Australia
Prior art keywords
manufacturing
same
steel plate
ct7odcly
2o0m0km
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.)
Granted
Application number
AU2018430608A
Other versions
AU2018430608B2 (en
Inventor
Hitoshi Furuya
Norimasa Kawabata
Takumi MIYAKE
Fumitoshi Takamine
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 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 Corp filed Critical Nippon Steel Corp
Publication of AU2018430608A1 publication Critical patent/AU2018430608A1/en
Application granted granted Critical
Publication of AU2018430608B2 publication Critical patent/AU2018430608B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • 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
    • 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
    • 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
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following 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
    • 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
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0273—Final recrystallisation annealing
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • 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
    • C22C38/42—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
    • C22C38/46—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
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron

Landscapes

  • 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)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)

Abstract

7 5 0-O0. 8O0O0%T,,U) A I xN t' 2. 0 X 1 041 kLC L JU T i /N/J' 3. 4 Ik FT,,U) 4 xf R!!9. 0 0 f.-*V 'CT7ODCLY V3 {4Y JIk L ,'b) H ,350Ik- , j t 2O0m0km m
AU2018430608A 2018-08-20 2018-08-20 Steel plate and method of manufacturing the same Active AU2018430608B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2018/030676 WO2020039485A1 (en) 2018-08-20 2018-08-20 Steel sheet and production method therefor

Publications (2)

Publication Number Publication Date
AU2018430608A1 true AU2018430608A1 (en) 2020-03-05
AU2018430608B2 AU2018430608B2 (en) 2021-02-04

Family

ID=65999146

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2018430608A Active AU2018430608B2 (en) 2018-08-20 2018-08-20 Steel plate and method of manufacturing the same

Country Status (6)

Country Link
EP (1) EP3633060B1 (en)
JP (1) JP6493645B1 (en)
KR (1) KR102115277B1 (en)
CN (1) CN111083928B (en)
AU (1) AU2018430608B2 (en)
WO (1) WO2020039485A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110129720A (en) * 2019-04-28 2019-08-16 徐州箱桥机械有限公司 A kind of heat treatment method of gearbox gear in re carburizing equipment
CN114645182B (en) * 2022-03-23 2022-10-14 承德建龙特殊钢有限公司 Gear steel and preparation method and application thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01279709A (en) * 1988-05-06 1989-11-10 Kobe Steel Ltd Production of pre-hardened steel for plastic die by directly quenching
WO2011142285A1 (en) * 2010-05-14 2011-11-17 新日本製鐵株式会社 High-strength steel plate and method for producing same
JP5136609B2 (en) * 2010-07-29 2013-02-06 Ｊｆｅスチール株式会社 High-strength hot-dip galvanized steel sheet excellent in formability and impact resistance and method for producing the same
EP3098331B1 (en) * 2014-01-28 2018-09-26 Jfe Steel Corporation Wear-resistant steel plate and process for producing same
JP6398576B2 (en) * 2014-10-10 2018-10-03 新日鐵住金株式会社 Steel sheet with excellent toughness and method for producing the same
KR101988144B1 (en) * 2014-11-18 2019-06-11 제이에프이 스틸 가부시키가이샤 High toughness and high tensile strength thick steel plate with excellent material homogeneity and production method for same
KR102120616B1 (en) * 2015-09-17 2020-06-08 제이에프이 스틸 가부시키가이샤 Steel structure for hydrogen gas with excellent hydrogen embrittlement resistance in high pressure hydrogen gas and method of producing the same
JP6762868B2 (en) * 2016-03-31 2020-09-30 株式会社神戸製鋼所 High-strength steel sheet and its manufacturing method
JP6733269B2 (en) * 2016-04-04 2020-07-29 日本製鉄株式会社 A steel plate having a hardness of the surface layer and the central portion of the plate thickness and having a small hardness difference between the surface layer and the center and having a thickness of more than 200 mm, and a manufacturing method thereof

Also Published As

Publication number Publication date
EP3633060A1 (en) 2020-04-08
JPWO2020039485A1 (en) 2020-08-27
CN111083928B (en) 2020-11-20
KR20200022387A (en) 2020-03-03
JP6493645B1 (en) 2019-04-03
WO2020039485A1 (en) 2020-02-27
AU2018430608B2 (en) 2021-02-04
KR102115277B1 (en) 2020-05-26
EP3633060A4 (en) 2020-05-06
EP3633060B1 (en) 2021-12-29
CN111083928A (en) 2020-04-28

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