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MX2017015333A - High-strength cold-rolled steel sheet, high-strength plated steel sheet, and method for producing same. - Google Patents

High-strength cold-rolled steel sheet, high-strength plated steel sheet, and method for producing same.

Info

Publication number
MX2017015333A
MX2017015333A MX2017015333A MX2017015333A MX2017015333A MX 2017015333 A MX2017015333 A MX 2017015333A MX 2017015333 A MX2017015333 A MX 2017015333A MX 2017015333 A MX2017015333 A MX 2017015333A MX 2017015333 A MX2017015333 A MX 2017015333A
Authority
MX
Mexico
Prior art keywords
steel sheet
strength
less
rolled steel
grains
Prior art date
Application number
MX2017015333A
Other languages
Spanish (es)
Inventor
NIIYA Masahiro
Nishimura Yasuhiro
Funakawa Yoshimasa
Kohsaka Noriaki
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 MX2017015333A publication Critical patent/MX2017015333A/en

Links

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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • 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
    • 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
    • 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
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/06—Zinc or cadmium or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36—Elongated material
    • C23C2/40—Plates; 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
    • C21D2211/005—Ferrite
    • 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
    • C21D2211/008—Martensite

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Coating With Molten Metal (AREA)

Abstract

Provided are a high-strength cold-rolled steel sheet and a high-strength plated steel sheet having both excellent bendability and high strength with a tensile strength (TS) of 980 MPa or higher, and methods for producing said steel sheets. Disclosed is a high-strength cold-rolled steel sheet having a tensile strength of 980 MPa and comprising: a specific component composition; and a specific steel structure wherein, for example, the area percentage of the ferrite phase is from 30% to 70% inclusive, the area percentage of the martensite phase is from 30% to 70% inclusive, the average grain size of ferrite grains is 3.5 µm or less, the standard deviation of the grain size of the ferrite grains is 1.5 µm or less, the average aspect ratio of the ferrite grains is 1.8 or less, the average grain size of martensite grains is 3.0 µm or less, and the average aspect ratio of the martensite grains is 2.5 or less.
MX2017015333A 2015-05-29 2016-03-14 High-strength cold-rolled steel sheet, high-strength plated steel sheet, and method for producing same. MX2017015333A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015109493 2015-05-29
PCT/JP2016/001437 WO2016194272A1 (en) 2015-05-29 2016-03-14 High-strength cold-rolled steel sheet, high-strength plated steel sheet, and method for producing same

Publications (1)

Publication Number Publication Date
MX2017015333A true MX2017015333A (en) 2018-03-28

Family

ID=57442238

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2017015333A MX2017015333A (en) 2015-05-29 2016-03-14 High-strength cold-rolled steel sheet, high-strength plated steel sheet, and method for producing same.

Country Status (5)

Country Link
JP (1) JP6324512B2 (en)
KR (1) KR102004077B1 (en)
CN (1) CN107614731B (en)
MX (1) MX2017015333A (en)
WO (1) WO2016194272A1 (en)

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US11993823B2 (en) 2016-05-10 2024-05-28 United States Steel Corporation High strength annealed steel products and annealing processes for making the same
MX2018013869A (en) * 2016-05-10 2019-03-21 United States Steel Corp High strength steel products and annealing processes for making the same.
US11560606B2 (en) 2016-05-10 2023-01-24 United States Steel Corporation Methods of producing continuously cast hot rolled high strength steel sheet products
JP6323618B1 (en) * 2017-01-06 2018-05-16 Ｊｆｅスチール株式会社 High-strength cold-rolled steel sheet and manufacturing method thereof
KR102243985B1 (en) * 2017-01-06 2021-04-22 제이에프이 스틸 가부시키가이샤 High-strength cold rolled steel sheet and its manufacturing method
MX2019010816A (en) * 2017-03-13 2019-10-30 Jfe Steel Corp High-strength cold-rolled steel sheet and method for manufacturing same.
EP3572546B1 (en) * 2017-03-13 2022-02-09 JFE Steel Corporation High-strength cold-rolled steel sheet and method for manufacturing the same
JP6978051B2 (en) 2017-11-29 2021-12-08 パウダーテック株式会社 Ferrite carrier core material for electrophotographic developer, carrier for electrophotographic developer and developer
JP6626918B2 (en) * 2018-03-30 2019-12-25 Ntn株式会社 Bearing parts
CN112313352B (en) * 2018-06-29 2023-06-27 东洋钢钣株式会社 Hot-rolled steel sheet, high-strength cold-rolled steel sheet, and method for producing same
MX2021009099A (en) 2019-01-29 2021-09-08 Jfe Steel Corp High-strength steel sheet and method for producing same.
MX2022004926A (en) * 2019-10-31 2022-05-16 Jfe Steel Corp STEEL SHEET, ELEMENT AND METHODS TO PRODUCE THE SAME.
JP7415193B2 (en) * 2020-03-30 2024-01-17 日本製鉄株式会社 Hot-dipped steel plate
KR20230148847A (en) 2021-03-31 2023-10-25 닛폰세이테츠 가부시키가이샤 Steel plate, method of manufacturing steel plate, and method of producing intermediate steel plate
JP2024512668A (en) * 2021-04-02 2024-03-19 宝山鋼鉄股▲分▼有限公司 Duplex steel with tensile strength ≧980MPa, hot-dip galvanized duplex steel and rapid heat treatment manufacturing method thereof
MX2024000890A (en) 2021-07-28 2024-02-06 Nippon Steel Corp Steel sheet and method for producing same.
KR20230043352A (en) * 2021-09-24 2023-03-31 주식회사 포스코 High strength cold rolled steel sheet having excellent surface quality and low mechanical property deviation and manufacturing method of the same
KR20240137033A (en) 2022-02-25 2024-09-19 닛폰세이테츠 가부시키가이샤 Steel sheet, and method of manufacturing steel sheet
MX2024010164A (en) 2022-02-25 2024-08-27 Nippon Steel Corp STEEL SHEET AND METHOD FOR MANUFACTURING STEEL SHEET.
JP7726367B2 (en) * 2022-02-28 2025-08-20 Ｊｆｅスチール株式会社 Steel plate, member, manufacturing method thereof, manufacturing method of hot-rolled steel plate for cold-rolled steel plate, and manufacturing method of cold-rolled steel plate
CN116590614B (en) * 2023-04-26 2025-10-28 华南理工大学 Ultra-high strength cold-rolled dual-phase steel containing Nb and Ti and preparation method thereof
KR20250093733A (en) * 2023-12-15 2025-06-25 주식회사 포스코 Cold rolled steel sheet and manufacturing method thereof

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KR100595947B1 (en) * 1998-09-29 2006-07-03 제이에프이 스틸 가부시키가이샤 High strength thin steel sheet, high strength alloyed hot dip galvanized steel sheet and manufacturing method thereof
JP3820868B2 (en) * 2000-10-20 2006-09-13 Ｊｆｅスチール株式会社 Method for producing high-tensile hot-dip galvanized steel sheet with excellent ductility
JP4085826B2 (en) * 2003-01-30 2008-05-14 Ｊｆｅスチール株式会社 Duplex high-strength steel sheet excellent in elongation and stretch flangeability and method for producing the same
JP4725973B2 (en) * 2006-10-18 2011-07-13 株式会社神戸製鋼所 High strength steel plate with excellent stretch flangeability and method for producing the same
JP5194878B2 (en) * 2007-04-13 2013-05-08 Ｊｆｅスチール株式会社 High-strength hot-dip galvanized steel sheet excellent in workability and weldability and method for producing the same
JP5438302B2 (en) * 2008-10-30 2014-03-12 株式会社神戸製鋼所 High yield ratio high strength hot dip galvanized steel sheet or alloyed hot dip galvanized steel sheet with excellent workability and manufacturing method thereof
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Also Published As

Publication number Publication date
JP6324512B2 (en) 2018-05-16
KR20170137899A (en) 2017-12-13
JPWO2016194272A1 (en) 2017-06-15
CN107614731A (en) 2018-01-19
WO2016194272A1 (en) 2016-12-08
KR102004077B1 (en) 2019-07-25
CN107614731B (en) 2019-07-23

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