MX2021002269A - Lamina de acero de alta resistencia y metodo para la produccion de la misma. - Google Patents

Lamina de acero de alta resistencia y metodo para la produccion de la misma.

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Publication number
MX2021002269A
MX2021002269A MX2021002269A MX2021002269A MX2021002269A MX 2021002269 A MX2021002269 A MX 2021002269A MX 2021002269 A MX2021002269 A MX 2021002269A MX 2021002269 A MX2021002269 A MX 2021002269A MX 2021002269 A MX2021002269 A MX 2021002269A
Authority
MX
Mexico
Prior art keywords
less
sup
mass
steel plate
specific
Prior art date
Application number
MX2021002269A
Other languages
English (en)
Inventor
Nobuyuki Nakamura
Koichi Taniguchi
Yoshihiko Ono
Shimpei Yoshioka
Yuma Honda
Takeshi Murai
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 MX2021002269A publication Critical patent/MX2021002269A/es

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    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
    • B21B1/04—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing in a continuous process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/10—Supplying or treating molten metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/18—Controlling or regulating processes or operations for pouring
    • B22D11/181—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level
    • B22D11/182—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level by measuring temperature
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    • C21D6/00—Heat treatment of ferrous alloys
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    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/02—Hardening by precipitation
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    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
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    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
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    • 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
    • C21D8/021—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular fabrication or treatment of ingot or slab
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    • C21D8/0226—Hot rolling
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    • C21D8/0236—Cold rolling
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    • 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
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    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
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    • 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
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    • 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
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    • 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
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    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
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    • 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
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    • C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
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    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
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    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
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    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite

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  • 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)
  • Treatment Of Steel In Its Molten State (AREA)
  • Metal Rolling (AREA)
  • Continuous Casting (AREA)

Abstract

Los objetivos de la presente invención son proporcionar una lámina de acero de alta resistencia que tiene una tensión de rotura de 980 MPa o mayor y que tiene una excelente resistencia a la fractura retardada y proporcionar un método para la producción de la misma. Una lámina de acero de alta resistencia de la presente invención tiene una composición química específica. Además, en la lámina de acero, un grado de segregación de Mn en una región específica es de 1.5 o menos; una concentración máxima de P en una región específica es de 0.08% en masa o menos; en una región específica, el número de grupos específicos de partículas de MnS es de 2.0 o menos por 1 mm2, y el número de inclusiones específicas a base de óxido es de 8 o menos por 1 mm2-; de todas las inclusiones a base de óxido, inclusiones a base de óxido que tienen una composición en la cual un contenido de alúmina es de 50% en masa o más, un contenido de sílice es de 20% en masa o menos, y un contenido de calcia es de 40% en masa o menos están presentes en una relación numérica de 80% o más; la microestructura incluye, en términos de una fracción de volumen, 30 a 95% de martensita y bainita en total, 5 a 70% de fase de ferrita, y menos de 3% (y 0% o mayor) de fase de austenita; y una tensión de rotura es de 980 MPa o mayor.
MX2021002269A 2018-08-31 2019-08-22 Lamina de acero de alta resistencia y metodo para la produccion de la misma. MX2021002269A (es)

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11946112B2 (en) * 2018-08-31 2024-04-02 Jfe Steel Corporation High-strength steel sheet and method for producing same
CN113737087B (zh) * 2020-05-27 2022-07-19 宝山钢铁股份有限公司 一种超高强双相钢及其制造方法
WO2022234320A1 (en) * 2021-05-04 2022-11-10 Arcelormittal Steel sheet and high strength press hardened steel part and method of manufacturing the same
WO2022234319A1 (en) * 2021-05-04 2022-11-10 Arcelormittal Steel sheet and high strength press hardened steel part and method of manufacturing the same
KR20230081744A (ko) * 2021-11-29 2023-06-08 주식회사 포스코 연신율이 우수한 초고강도 냉연강판 및 이의 제조방법
WO2023162891A1 (ja) * 2022-02-25 2023-08-31 日本製鉄株式会社 鋼板、および鋼板の製造方法
WO2023162893A1 (ja) * 2022-02-25 2023-08-31 日本製鉄株式会社 鋼板、および鋼板の製造方法
WO2024029145A1 (ja) * 2022-08-03 2024-02-08 日本製鉄株式会社 鋼板

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54131522A (en) * 1978-04-03 1979-10-12 Nippon Steel Corp Steel highly resistant against hydrogen induced blister and cracking
JPS60228655A (ja) * 1985-04-08 1985-11-13 Kawasaki Steel Corp 耐水素誘起割れ性にすぐれた鋼材
JPH0787998B2 (ja) * 1987-10-01 1995-09-27 川崎製鉄株式会社 ガスシールドアーク溶接用ワイヤ
JP3514276B2 (ja) 1995-10-19 2004-03-31 Ｊｆｅスチール株式会社 耐遅れ破壊特性に優れた超高強度鋼板及びその製造方法
JP3424619B2 (ja) * 1999-09-16 2003-07-07 住友金属工業株式会社 高張力冷延鋼板及びその製造方法
JP4324225B1 (ja) 2008-03-07 2009-09-02 株式会社神戸製鋼所 伸びフランジ性に優れた高強度冷延鋼板
JP5171327B2 (ja) * 2008-03-14 2013-03-27 株式会社神戸製鋼所 大入熱溶接熱影響部の板厚方向靭性に優れたスキンプレート用鋼板およびその製造方法
JP4431185B2 (ja) 2008-06-13 2010-03-10 新日本製鐵株式会社 伸びフランジ性と疲労特性に優れた高強度鋼板およびその溶鋼の溶製方法
JP5239562B2 (ja) * 2008-07-03 2013-07-17 Ｊｆｅスチール株式会社 加工性に優れる高強度溶融亜鉛めっき鋼板およびその製造方法
JP5644094B2 (ja) 2009-11-30 2014-12-24 新日鐵住金株式会社 延性及び曲げ性の良好な引張最大応力９００ＭＰａ以上を有する高強度鋼板および高強度冷延鋼板の製造方法、高強度亜鉛めっき鋼板の製造方法
JP5929556B2 (ja) * 2012-06-28 2016-06-08 Ｊｆｅスチール株式会社 連続鋳造スラブの製造方法および高強度冷延鋼板の製造方法
MX2017012194A (es) * 2015-03-25 2017-12-15 Jfe Steel Corp Lamina de acero laminada en frio y metodo de fabricacion para la misma.
US10858717B2 (en) * 2015-08-11 2020-12-08 Jfe Steel Corporation Material for high strength steel sheets, hot rolled material for high strength steel sheets, hot-rolled and annealed material for high strength steel sheets, high strength steel sheet, high strength hot-dip-coated steel sheet, high strength electroplated steel sheet, and method of manufacturing same
EP3399062B1 (en) * 2015-12-28 2020-11-04 JFE Steel Corporation High-strength steel sheet, high-strength galvanized steel sheet, and method for manufacturing same

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