BRPI0416273A - chapa de aço de bitola fina excelente em condições de superfìcie, conformabilidade e capacidade de trabalho e método de produção da mesma - Google Patents

chapa de aço de bitola fina excelente em condições de superfìcie, conformabilidade e capacidade de trabalho e método de produção da mesma

Info

Publication number
BRPI0416273A
BRPI0416273A BRPI0416273-0A BRPI0416273A BRPI0416273A BR PI0416273 A BRPI0416273 A BR PI0416273A BR PI0416273 A BRPI0416273 A BR PI0416273A BR PI0416273 A BRPI0416273 A BR PI0416273A
Authority
BR
Brazil
Prior art keywords
steel plate
working capacity
surface conditions
conformability
gauge steel
Prior art date
Application number
BRPI0416273-0A
Other languages
English (en)
Inventor
Katsuhiro Sasai
Wataru Ohashi
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
Priority to BR122013001582-5A priority Critical patent/BR122013001582B1/pt
Publication of BRPI0416273A publication Critical patent/BRPI0416273A/pt
Publication of BRPI0416273B1 publication Critical patent/BRPI0416273B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/068—Decarburising
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising
    • 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
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • 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
    • C22C38/005—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
    • C22C38/06—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
    • C22C38/14—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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Heat Treatment Of Steel (AREA)

Abstract

"CHAPA DE AçO DE BITOLA FINA EXCELENTE EM CONDIçõES DE SUPERFìCIE, CONFORMABILIDADE E CAPACIDADE DE TRABALHO E MéTODO DE PRODUçãO DA MESMA". A presente invenção fornece uma chapa de aço de bitola fina de carbono ultrabaixo e um método para produção da mesma onde a aglutinação e o crescimento de inclusões no aço fundido são evitados e as inclusões são finamente dispersadas na chapa de aço, onde os defeitos de superfície e as rachaduras no momento da conformação por prensagem são evitados, o crescimento dos grãos de recristalização no momento do recozimento contínuo é promovido, e um alto valor r (valor r <242> 2,0) e alongamento total (alongamento total <242> 50%) são exibidas, isto é, a chapa de aço de bitola fina de carbono ultrabaixo excelente em condições de superfície, conformabilidade e capacidade de trabalho compreendido de, em % em massa, 0,0003% <243> C <243> 0,003%, Si <243> 0,01%, Mn <243> 0,1%, P <243> 0,02%, S <243> 0,01%, 0,0005% <243> N <243> 0,0025%, 0,01% <243> Ti solúvel em ácido <243> 0,07%, Al solúvel em ácido <243> 0,003%, e 0,002% <243> La+Ce+Nd <243> 0,02% e um saldo de ferro e as inevitáveis impurezas, a mencionada chapa de aço caracterizada por conter pelo menos oxissulfito de cério, oxissulfito de lantânio e oxissulfito de neodímio.
BRPI0416273A 2003-11-05 2004-11-04 método para produção de chapa de aço de bitola fina de carbono ultrabaixo excelente em condições de superfície, conformabilidade e trabalhabilidade BRPI0416273B1 (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR122013001582-5A BR122013001582B1 (pt) 2003-11-05 2004-11-04 Chapa de aço de bitola fina excelente em condições de superfície, conformabilidade e capacidade de trabalho e método de produção da mesma

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003375519A JP4214036B2 (ja) 2003-11-05 2003-11-05 表面性状、成形性および加工性に優れた薄鋼板およびその製造方法
PCT/JP2004/016691 WO2005045083A1 (ja) 2003-11-05 2004-11-04 表面性状、成形性および加工性に優れた薄鋼板およびその製造方法

Publications (2)

Publication Number Publication Date
BRPI0416273A true BRPI0416273A (pt) 2007-01-09
BRPI0416273B1 BRPI0416273B1 (pt) 2017-03-14

Family

ID=34567078

Family Applications (2)

Application Number Title Priority Date Filing Date
BR122013001582-5A BR122013001582B1 (pt) 2003-11-05 2004-11-04 Chapa de aço de bitola fina excelente em condições de superfície, conformabilidade e capacidade de trabalho e método de produção da mesma
BRPI0416273A BRPI0416273B1 (pt) 2003-11-05 2004-11-04 método para produção de chapa de aço de bitola fina de carbono ultrabaixo excelente em condições de superfície, conformabilidade e trabalhabilidade

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BR122013001582-5A BR122013001582B1 (pt) 2003-11-05 2004-11-04 Chapa de aço de bitola fina excelente em condições de superfície, conformabilidade e capacidade de trabalho e método de produção da mesma

Country Status (12)

Country Link
US (2) US20070079910A1 (pt)
EP (1) EP1688510B1 (pt)
JP (1) JP4214036B2 (pt)
KR (3) KR100889402B1 (pt)
CN (1) CN100532612C (pt)
BR (2) BR122013001582B1 (pt)
CA (1) CA2544695C (pt)
ES (1) ES2744352T3 (pt)
PL (1) PL1688510T3 (pt)
RU (1) RU2320732C1 (pt)
TW (1) TWI308596B (pt)
WO (1) WO2005045083A1 (pt)

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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
JP4571994B2 (ja) * 2008-07-15 2010-10-27 新日本製鐵株式会社 低炭素鋼の連続鋳造方法
RU2379360C1 (ru) * 2009-03-12 2010-01-20 Открытое акционерное общество "Магнитогорский металлургический комбинат" Способ производства низкоуглеродистой холоднокатаной тонколистовой стали для глубокой штамповки
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RU2452777C1 (ru) * 2011-06-14 2012-06-10 Федеральное государственное образовательное учреждение высшего профессионального образования "Национальный исследовательский технологический университет "МИСиС" Способ производства холоднокатаной листовой сверхнизкоуглеродистой стали
JP2013060619A (ja) * 2011-09-12 2013-04-04 Jfe Steel Corp 加工性に優れた薄鋼板およびその製造方法
JP2013104114A (ja) * 2011-11-15 2013-05-30 Jfe Steel Corp 曲げ加工性に優れた冷延鋼板およびその製造方法
CN102489505B (zh) * 2011-12-13 2014-11-26 山西太钢不锈钢股份有限公司 冷轧钢带及其生产方法及电除尘装置用阳极板材料
JP2013139591A (ja) * 2011-12-28 2013-07-18 Jfe Steel Corp 加工性に優れた高強度熱延鋼板及びその製造方法
JP2013224476A (ja) * 2012-03-22 2013-10-31 Jfe Steel Corp 加工性に優れた高強度薄鋼板及びその製造方法
JP2013209727A (ja) * 2012-03-30 2013-10-10 Jfe Steel Corp 加工性に優れた冷延鋼板及びその製造方法
DE102013102273A1 (de) 2013-03-07 2014-09-25 Thyssenkrupp Rasselstein Gmbh Verfahren zum Erzeugen eines kaltgewalzten Stahlflachprodukts für Tiefzieh- und Abstreckziehanwendungen, Stahlflachprodukt und Verwendung eines solchen Stahlflachprodukts
CN106834906B (zh) * 2017-01-10 2019-04-12 首钢京唐钢铁联合有限责任公司 超低碳钢的生产方法
CN107245656B (zh) * 2017-06-16 2019-01-25 武汉钢铁有限公司 一种表面质量优良的翅片钢及其csp生产工艺
CN107287505A (zh) * 2017-08-04 2017-10-24 蒙城信和汽车有限公司 一种汽车面板用钢及其制备方法
CN114592160A (zh) * 2022-03-08 2022-06-07 吉林龙翔新型材料有限公司 一种供彩涂用极薄镀锌基板的连续热镀锌工艺
CN116411226B (zh) * 2023-04-17 2024-04-12 福建三宝钢铁有限公司 一种超低碳软线钢swrm6及其制备方法
CN117683970B (zh) * 2024-02-04 2024-04-26 东北大学 一种高强度车轮钢的稀土处理方法

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Also Published As

Publication number Publication date
CN1875124A (zh) 2006-12-06
JP4214036B2 (ja) 2009-01-28
US20070079910A1 (en) 2007-04-12
BR122013001582B1 (pt) 2015-08-18
ES2744352T3 (es) 2020-02-24
TW200530410A (en) 2005-09-16
KR100889402B1 (ko) 2009-03-20
KR20060085938A (ko) 2006-07-28
CA2544695A1 (en) 2005-05-19
JP2005139491A (ja) 2005-06-02
KR20080027970A (ko) 2008-03-28
US20100319816A1 (en) 2010-12-23
US9017492B2 (en) 2015-04-28
PL1688510T3 (pl) 2020-03-31
CN100532612C (zh) 2009-08-26
CA2544695C (en) 2013-07-30
KR20080082013A (ko) 2008-09-10
EP1688510B1 (en) 2019-07-03
RU2006119444A (ru) 2007-12-20
EP1688510A1 (en) 2006-08-09
RU2320732C1 (ru) 2008-03-27
EP1688510A4 (en) 2009-12-16
TWI308596B (en) 2009-04-11
WO2005045083A1 (ja) 2005-05-19
BRPI0416273B1 (pt) 2017-03-14

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Free format text: RETIFICADO O DESPACHO 25.4 PUBLICADO NA RPI 2543 DE 01/10/2019. ONDE SE LE: ?(?), SENDO ESTA PUBLICADA NA RPI NO 2542, DE 24/09/2019? LEIA-SE: ?(?), SENDO ESTA PUBLICADA NA RPI NO 2543, DE 01/10/2019?