BR112014031739A2 - chapa de aço laminada a quente de alta resistência e método de produção da mesma - Google Patents

chapa de aço laminada a quente de alta resistência e método de produção da mesma

Info

Publication number
BR112014031739A2
BR112014031739A2 BR112014031739A BR112014031739A BR112014031739A2 BR 112014031739 A2 BR112014031739 A2 BR 112014031739A2 BR 112014031739 A BR112014031739 A BR 112014031739A BR 112014031739 A BR112014031739 A BR 112014031739A BR 112014031739 A2 BR112014031739 A2 BR 112014031739A2
Authority
BR
Brazil
Prior art keywords
rolled steel
edges
strength hot
high strength
hot rolled
Prior art date
Application number
BR112014031739A
Other languages
English (en)
Other versions
BR112014031739B1 (pt
Inventor
Sakurada Eisaku
Hayashi Kunio
Kobayashi Yukiko
Original Assignee
Nippon Steel & Sumitomo Metal 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 & Sumitomo Metal Corp filed Critical Nippon Steel & Sumitomo Metal Corp
Publication of BR112014031739A2 publication Critical patent/BR112014031739A2/pt
Publication of BR112014031739B1 publication Critical patent/BR112014031739B1/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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing 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
    • 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
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0447—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
    • C21D8/0463—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing 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
    • 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
    • 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
    • C21D9/48—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
    • 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
    • C22C38/002—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
    • 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
    • C22C38/06—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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C21D2201/00—Treatment for obtaining particular effects
    • C21D2201/05—Grain orientation
    • 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
    • C21D2211/004—Dispersions; Precipitations

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 Sheet Steel (AREA)

Abstract

resumo patente de invenção: "chapa de aço laminada a quente de alta resistência e método de produção da mesma". a presente invenção refere-se ao fornecimento de uma chapa de aço laminada a quente de alta resistência contendo, em % em massa, c: 0,050 a 0,200%, si: 0,01 a 1,5%, mn: 1,0 a 3,0%, b: 0,0002 a 0,0030%, ti: 0,03 a 0,20%, p: limitado a 0,05% ou menos, s: limitado a 0,009% ou menos, e um ou mais elementos entre nb: 0,01 a 0,20%, v: 0,01 a 0,20%, e mo: 0,01 a 0,20%, com o saldo sendo composto de fe e as inevitáveis impurezas. na chapa de aço laminada a quente de alta resistência, a razão do comprimento das bordas dos grãos de cristal de ângulo pequeno que são bordas que têm um ângulo de orientação do cristal de 5° ou mais, mas menos de 15° para o comprimento das bordas de grãos de cristal de ângulo grande que são bordas que têm um ângulo de orientação de cristal de 15°ou mais é 1:1 a 1:4, a quantidade de segregação total de c e b nas bordas dos grãos de cristal de ângulo grande é 4 a 20 átomos/nm2, a resistência à tração é 850 mpa ou mais, e a razão de expansão de furo é 25% ou mais.
BR112014031739-9A 2012-06-26 2013-06-24 Chapa de aço laminada a quente de alta resistência e método de produção da mesma BR112014031739B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012142692 2012-06-26
JP2012-142692 2012-06-26
PCT/JP2013/067229 WO2014002941A1 (ja) 2012-06-26 2013-06-24 高強度熱延鋼板及びその製造方法

Publications (2)

Publication Number Publication Date
BR112014031739A2 true BR112014031739A2 (pt) 2017-06-27
BR112014031739B1 BR112014031739B1 (pt) 2019-05-28

Family

ID=49783087

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014031739-9A BR112014031739B1 (pt) 2012-06-26 2013-06-24 Chapa de aço laminada a quente de alta resistência e método de produção da mesma

Country Status (12)

Country Link
US (1) US9803266B2 (pt)
EP (1) EP2865778B1 (pt)
JP (1) JP6019117B2 (pt)
KR (1) KR101706478B1 (pt)
CN (1) CN104395490B (pt)
BR (1) BR112014031739B1 (pt)
ES (1) ES2663995T3 (pt)
IN (1) IN2014DN11227A (pt)
MX (1) MX353735B (pt)
PL (1) PL2865778T3 (pt)
TW (1) TWI471426B (pt)
WO (1) WO2014002941A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101957078B1 (ko) 2015-02-20 2019-03-11 신닛테츠스미킨 카부시키카이샤 열연 강판
WO2016132549A1 (ja) 2015-02-20 2016-08-25 新日鐵住金株式会社 熱延鋼板
PL3263729T3 (pl) 2015-02-25 2020-05-18 Nippon Steel Corporation Blacha stalowa cienka walcowana na gorąco
WO2016135898A1 (ja) 2015-02-25 2016-09-01 新日鐵住金株式会社 熱延鋼板
EP3495527A4 (en) * 2016-08-05 2019-12-25 Nippon Steel Corporation STEEL SHEET, AND PLATED STEEL SHEET
KR102186320B1 (ko) * 2016-08-05 2020-12-03 닛폰세이테츠 가부시키가이샤 강판 및 도금 강판
US11230755B2 (en) 2016-08-05 2022-01-25 Nippon Steel Corporation Steel sheet and plated steel sheet
EP3495529B1 (en) * 2016-08-05 2021-03-03 Nippon Steel Corporation Steel sheet and plated steel sheet
US20200123630A1 (en) * 2017-02-10 2020-04-23 Tata Steel Limited Hot Rolled Precipitation Strengthened and Grain Refined High Strength Dual Phase Steel Sheet Possessing 600 MPa Minimum Tensile Strength and a Process Thereof
CN108130480A (zh) * 2017-12-07 2018-06-08 安徽科汇钢结构工程有限公司 一种韧性高的热轧钢板
CN111074148B (zh) * 2018-10-19 2022-03-18 宝山钢铁股份有限公司 一种800MPa级热冲压桥壳钢及其制造方法
EP3927481B1 (en) * 2019-02-18 2023-07-19 Tata Steel Nederland Technology B.V. Tube section for evacuated tube transport system
WO2020179292A1 (ja) * 2019-03-06 2020-09-10 日本製鉄株式会社 熱延鋼板
EP4123046B1 (en) * 2020-03-19 2024-05-01 Nippon Steel Corporation Steel sheet

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1036917A (ja) 1996-07-25 1998-02-10 Nippon Steel Corp 伸びフランジ性に優れた高強度熱延鋼板の製造方法
JP3601387B2 (ja) 1999-12-15 2004-12-15 Ｊｆｅスチール株式会社 加工性と疲労特性に優れた高強度熱延鋼板およびその製造方法
JP3636112B2 (ja) * 2001-08-07 2005-04-06 Ｊｆｅスチール株式会社 焼付硬化性に優れた高張力熱延鋼板および高張力めっき鋼板
JP2004315857A (ja) 2003-04-14 2004-11-11 Nippon Steel Corp 打ち抜き加工性に優れた高強度熱延鋼板及びその製造方法
JP4460343B2 (ja) 2004-04-13 2010-05-12 新日本製鐵株式会社 打ち抜き加工性に優れた高強度熱延鋼板及びその製造方法
US8337643B2 (en) * 2004-11-24 2012-12-25 Nucor Corporation Hot rolled dual phase steel sheet
JP4661306B2 (ja) * 2005-03-29 2011-03-30 Ｊｆｅスチール株式会社 超高強度熱延鋼板の製造方法
KR20080110904A (ko) * 2006-05-16 2008-12-19 제이에프이 스틸 가부시키가이샤 신장 특성, 신장 플랜지 특성 및 인장 피로 특성이 우수한 고강도 열연강판 및 그 제조 방법
US8157933B2 (en) * 2007-03-27 2012-04-17 Nippon Steel Corporation High-strength hot rolled steel sheet being free from peeling and excellent in surface properties and burring properties, and method for manufacturing the same
JP4879808B2 (ja) 2007-04-13 2012-02-22 新日本製鐵株式会社 打ち抜き加工性に優れた高強度熱延鋼板及びその製造方法
JP5087980B2 (ja) 2007-04-20 2012-12-05 新日本製鐵株式会社 打ち抜き加工性に優れた高強度熱延鋼板及びその製造方法
JP5423191B2 (ja) * 2009-07-10 2014-02-19 Ｊｆｅスチール株式会社 高強度鋼板およびその製造方法
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JP5402848B2 (ja) 2010-06-17 2014-01-29 新日鐵住金株式会社 バーリング性に優れる高強度熱延鋼板及びその製造方法
JP5765080B2 (ja) 2010-06-25 2015-08-19 Ｊｆｅスチール株式会社 伸びフランジ性に優れた高強度熱延鋼板およびその製造方法
JP5724267B2 (ja) 2010-09-17 2015-05-27 Ｊｆｅスチール株式会社 打抜き加工性に優れた高強度熱延鋼板およびその製造方法

Also Published As

Publication number Publication date
CN104395490B (zh) 2017-03-08
WO2014002941A1 (ja) 2014-01-03
PL2865778T3 (pl) 2018-06-29
CN104395490A (zh) 2015-03-04
JP6019117B2 (ja) 2016-11-02
IN2014DN11227A (pt) 2015-10-02
JPWO2014002941A1 (ja) 2016-05-30
US20150159244A1 (en) 2015-06-11
KR20150023699A (ko) 2015-03-05
EP2865778A4 (en) 2016-03-16
MX353735B (es) 2018-01-26
ES2663995T3 (es) 2018-04-17
US9803266B2 (en) 2017-10-31
TWI471426B (zh) 2015-02-01
EP2865778A1 (en) 2015-04-29
KR101706478B1 (ko) 2017-02-13
MX2014015218A (es) 2015-03-05
EP2865778B1 (en) 2018-01-31
TW201410880A (zh) 2014-03-16
BR112014031739B1 (pt) 2019-05-28

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according art. 34 industrial property law
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application according art. 36 industrial patent law
B09A Decision: intention to grant
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 24/06/2013, OBSERVADAS AS CONDICOES LEGAIS. (CO) 20 (VINTE) ANOS CONTADOS A PARTIR DE 24/06/2013, OBSERVADAS AS CONDICOES LEGAIS

B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL CORPORATION (JP)