[go: up one dir, main page]

BR0000325A - Chapa de aço laminada a quente de alta resistência à tração e processo de produção da mesma - Google Patents

Chapa de aço laminada a quente de alta resistência à tração e processo de produção da mesma

Info

Publication number
BR0000325A
BR0000325A BR0000325-5A BR0000325A BR0000325A BR 0000325 A BR0000325 A BR 0000325A BR 0000325 A BR0000325 A BR 0000325A BR 0000325 A BR0000325 A BR 0000325A
Authority
BR
Brazil
Prior art keywords
weight
hot
rolled steel
nitrogen
less
Prior art date
Application number
BR0000325-5A
Other languages
English (en)
Other versions
BR0000325B1 (pt
Inventor
Sinjiro Kaneko
Tetsuo Shimizu
Osamu Furukimi
Original Assignee
Kawasaki Steel Co
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 Kawasaki Steel Co filed Critical Kawasaki Steel Co
Publication of BR0000325A publication Critical patent/BR0000325A/pt
Publication of BR0000325B1 publication Critical patent/BR0000325B1/pt

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
    • 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
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese

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)
  • Heat Treatment Of Steel (AREA)

Abstract

Patente de Invenção: <B>"CHAPA DE AçO LAMINADA A QUENTE DE ALTA RESISTêNCIA à TRAçãO E PROCESSO DE PRODUçãO DA MESMA"<D>. Chapa de aço laminada a quente de alta resistência à tração adequada para uso em materiais internos para automóveis e um processo para a produção da mesma, na qual são aperfeiçoadas a temperabilidade de cozimento, a resistência á fadiga, a resistência ao impacto, e a resistência ao envelhecimento pela temperatura ambiente, contendo 0,01% a 0,12% em peso de carbono, 2,0% em peso ou menos de silício, 0,01% a 3,0% em peso de manganês, 0,2% em peso ou menos de fósforo, 0,001% a 0,1% em peso de alumínio, e 0,003% a 0,02% em peso de nitrogênio e submetida à laminação a quente e ao esfriamento em uma taxa de esfriamento de 50° C/s ou mais dentro de 0,5 segundo depois da laminação a quente; a chapa de aço laminada a quente apresentando uma estrutura que inclui uma ferrita com um diâmetro médio de grão de 8 Ám ou menos como uma fase principal, o teor de nitrogênio soluto variando de 0,003% a 0,01%, e a proporção, Ngb/Ng, de uma concentração média de Nbg de nitrogênio dissolvido no limite de grãos de ferrita em relação a uma concentração média Ng de nitrogênio dissolvido em grão de ferrita variando de 100 a 10.000.
BRPI0000325-5A 1999-02-09 2000-02-09 chapa de aço laminada a quente de alta resistência à tração e processo de produção da mesma. BR0000325B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3135399 1999-02-09

Publications (2)

Publication Number Publication Date
BR0000325A true BR0000325A (pt) 2001-01-23
BR0000325B1 BR0000325B1 (pt) 2009-05-05

Family

ID=12328877

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0000325-5A BR0000325B1 (pt) 1999-02-09 2000-02-09 chapa de aço laminada a quente de alta resistência à tração e processo de produção da mesma.

Country Status (10)

Country Link
US (1) US6425963B1 (pt)
EP (1) EP1028167B1 (pt)
KR (1) KR100511727B1 (pt)
CN (1) CN1109118C (pt)
AT (1) ATE272723T1 (pt)
BR (1) BR0000325B1 (pt)
CA (1) CA2297291C (pt)
DE (1) DE60012595T2 (pt)
ES (1) ES2224922T3 (pt)
TW (1) TW466276B (pt)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100614026B1 (ko) * 2000-02-23 2006-08-23 제이에프이 스틸 가부시키가이샤 변형 시효 경화특성이 우수한 고장력 열연 강판 및 그제조방법
JP4524850B2 (ja) * 2000-04-27 2010-08-18 Ｊｆｅスチール株式会社 延性および歪時効硬化特性に優れた高張力冷延鋼板および高張力冷延鋼板の製造方法
TW500809B (en) * 2000-05-31 2002-09-01 Kawasaki Steel Co Cold-rolled steel sheets with superior strain-aging hardenability, and manufacturing method thereof
JP3958921B2 (ja) * 2000-08-04 2007-08-15 新日本製鐵株式会社 塗装焼付硬化性能と耐常温時効性に優れた冷延鋼板及びその製造方法
CA2387322C (en) * 2001-06-06 2008-09-30 Kawasaki Steel Corporation High-ductility steel sheet excellent in press formability and strain age hardenability, and method for manufacturing the same
JP4051999B2 (ja) * 2001-06-19 2008-02-27 Ｊｆｅスチール株式会社 形状凍結性と成形後の耐久疲労特性に優れた高張力熱延鋼板およびその製造方法
EP1288322A1 (en) 2001-08-29 2003-03-05 Sidmar N.V. An ultra high strength steel composition, the process of production of an ultra high strength steel product and the product obtained
KR100544671B1 (ko) * 2001-12-26 2006-01-23 주식회사 포스코 용융아연 취화 균열에 대한 저항성이 우수한 강재 및 그제조방법
FR2844281B1 (fr) * 2002-09-06 2005-04-29 Usinor Acier a tres haute resistance mecanique et procede de fabrication d'une feuille de cet acier revetue de zinc ou d'alliage de zinc
JP3944579B2 (ja) * 2003-05-20 2007-07-11 独立行政法人物質・材料研究機構 角型及びオーバルの孔型ロールを用いた多パス温間制御圧延方法
JP4235030B2 (ja) 2003-05-21 2009-03-04 新日本製鐵株式会社 局部成形性に優れ溶接部の硬さ上昇を抑制した引張強さが７８０ＭＰａ以上の高強度冷延鋼板および高強度表面処理鋼板
BRPI0400727A (pt) * 2004-03-17 2005-11-01 Ricardo Cardoso Mendonc Barros Placa de blindagem e veìculo blindado
DE102004044022A1 (de) * 2004-09-09 2006-03-16 Salzgitter Flachstahl Gmbh Beruhigter, unlegierter oder mikrolegierter Walzstahl mit Bake-hardening-Effekt und Verfahren zu seiner Herstellung
KR100937809B1 (ko) * 2005-03-31 2010-01-20 제이에프이 스틸 가부시키가이샤 열연강판, 그 제조방법 및 열연강판성형체
CN102242308B (zh) * 2005-08-03 2013-03-27 住友金属工业株式会社 热轧钢板及冷轧钢板及它们的制造方法
SK288275B6 (sk) * 2005-12-01 2015-06-02 Posco Oceľová doska na tvarovanie lisovaním za horúca s tepelnou úpravou a rázovými vlastnosťami, za horúca lisovaný diel z nej vyrobený a spôsob ich výroby
JP4998755B2 (ja) 2009-05-12 2012-08-15 Ｊｆｅスチール株式会社 高強度熱延鋼板およびその製造方法
DE102010004081C5 (de) * 2010-01-06 2016-11-03 Benteler Automobiltechnik Gmbh Verfahren zum Warmformen und Härten einer Platine
JP5786318B2 (ja) * 2010-01-22 2015-09-30 Ｊｆｅスチール株式会社 疲労特性と穴拡げ性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法
US10329645B2 (en) * 2011-01-25 2019-06-25 Nippon Steel & Sumitomo Metal Corporation Steel for carburizing or carbonitriding use
JP5610094B2 (ja) 2011-12-27 2014-10-22 Ｊｆｅスチール株式会社 熱延鋼板およびその製造方法
KR101638715B1 (ko) 2012-01-31 2016-07-11 제이에프이 스틸 가부시키가이샤 발전기 림용 열연 강판 및 그 제조 방법
KR101449130B1 (ko) 2012-10-05 2014-10-08 주식회사 포스코 용접성 및 소부경화능이 우수한 고강도 열연강판 및 그 제조방법
KR101709879B1 (ko) * 2012-12-06 2017-02-23 신닛테츠스미킨 카부시키카이샤 강재 및 충격 흡수 부재
KR101406561B1 (ko) * 2012-12-20 2014-06-27 주식회사 포스코 충격인성이 우수한 고강도 열연강판 및 그 제조방법
CN109913628A (zh) * 2013-10-02 2019-06-21 日本制铁株式会社 时效硬化性钢
CN103695762B (zh) * 2013-12-13 2016-06-08 安徽工业大学 一种抗拉强度560～590MPa热轧轮辋用钢及其制造方法
CN103911548B (zh) * 2014-04-17 2016-03-23 攀钢集团攀枝花钢铁研究院有限公司 一种低成本热轧低碳贝氏体带钢及其生产方法
KR101672102B1 (ko) * 2014-12-22 2016-11-02 주식회사 포스코 표면품질이 우수한 고강도 아연도금강판용 열연강판 및 이의 제조방법
EP3543364B1 (en) * 2016-11-16 2020-11-11 JFE Steel Corporation High-strength steel sheet and method for producing same
KR101940919B1 (ko) 2017-08-08 2019-01-22 주식회사 포스코 우수한 강도와 연신율을 갖는 열연강판 및 제조방법
CN109536846B (zh) * 2017-09-21 2020-12-08 上海梅山钢铁股份有限公司 屈服强度700MPa级高韧性热轧钢板及其制造方法
KR102098478B1 (ko) * 2018-07-12 2020-04-07 주식회사 포스코 고강도, 고성형성, 우수한 소부경화성을 갖는 열연도금강판 및 그 제조방법
KR102098482B1 (ko) * 2018-07-25 2020-04-07 주식회사 포스코 내충돌 특성이 우수한 고강도 강판 및 이의 제조방법
KR102706912B1 (ko) * 2019-10-01 2024-09-19 닛폰세이테츠 가부시키가이샤 열연 강판
KR102484995B1 (ko) * 2020-12-10 2023-01-04 주식회사 포스코 진공열차 튜브용 열연강판 및 그 제조방법
CN113278872B (zh) * 2021-05-19 2022-03-22 攀钢集团研究院有限公司 Vn微合金化工程机械用钢及其制造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2416055C3 (de) * 1974-04-03 1978-08-17 Fried. Krupp Huettenwerke Ag, 4630 Bochum Verwendung eines Stahles als Werkstoff für Schienen
JPS60145355A (ja) * 1984-01-06 1985-07-31 Kawasaki Steel Corp 延性が良好で時効劣化のない低降伏比高張力熱延鋼板とその製造方法
DE3440752A1 (de) * 1984-11-08 1986-05-22 Thyssen Stahl AG, 4100 Duisburg Verfahren zur herstellung von warmband mit zweiphasen-gefuege
JPS6396248A (ja) * 1986-10-14 1988-04-27 Nippon Steel Corp 焼付け硬化性熱延鋼板
JPH0730408B2 (ja) * 1987-04-02 1995-04-05 川崎製鉄株式会社 常温遅時効で焼付け硬化性を有する熱延薄鋼板の製造方法
JPH01180917A (ja) * 1988-01-08 1989-07-18 Kawasaki Steel Corp 加工性、焼付け硬化性に優れ、鋼帯の長手方向、幅方向に均一な材質を有する熱延鋼板の製造方法
JPH0823048B2 (ja) * 1990-07-18 1996-03-06 住友金属工業株式会社 焼付硬化性と加工性に優れた熱延鋼板の製造方法
US5304259A (en) * 1990-12-28 1994-04-19 Nisshin Steel Co., Ltd. Chromium containing high strength steel sheet excellent in corrosion resistance and workability
JP3390256B2 (ja) * 1994-07-21 2003-03-24 川崎製鉄株式会社 焼付け硬化性及び耐時効性に優れた高強度高加工性製缶用鋼板及びその製造方法
JP3900619B2 (ja) * 1996-10-31 2007-04-04 Ｊｆｅスチール株式会社 焼付硬化性および耐室温時効性に優れた熱延鋼板およびめっき鋼板ならびに熱延鋼板の製造方法
EP2314729B2 (en) * 1997-03-17 2017-03-08 Nippon Steel & Sumitomo Metal Corporation Dual-phase type high-strength steel sheets having high impact energy absorption properties
JPH10317096A (ja) * 1997-03-17 1998-12-02 Nippon Steel Corp 耐衝突安全性に優れた自動車用高強度鋼板とその製造方法
WO1999011835A1 (fr) * 1997-09-04 1999-03-11 Kawasaki Steel Corporation Plaques d'acier pour futs, procede de fabrication et fut
JPH11279693A (ja) * 1998-03-27 1999-10-12 Nippon Steel Corp 焼付硬化性に優れた良加工性高強度熱延鋼板とその製造方法

Also Published As

Publication number Publication date
CA2297291A1 (en) 2000-08-09
TW466276B (en) 2001-12-01
EP1028167B1 (en) 2004-08-04
ES2224922T3 (es) 2005-03-16
BR0000325B1 (pt) 2009-05-05
US6425963B1 (en) 2002-07-30
CN1109118C (zh) 2003-05-21
EP1028167A2 (en) 2000-08-16
CN1263168A (zh) 2000-08-16
KR100511727B1 (ko) 2005-08-31
KR20000057842A (ko) 2000-09-25
EP1028167A3 (en) 2002-04-17
DE60012595D1 (de) 2004-09-09
ATE272723T1 (de) 2004-08-15
CA2297291C (en) 2008-08-05
DE60012595T2 (de) 2004-12-16

Similar Documents

Publication Publication Date Title
BR0000325A (pt) Chapa de aço laminada a quente de alta resistência à tração e processo de produção da mesma
CN1043254C (zh) 适于深冲的高强度钢板及其生产方法
EP3221476B1 (en) Method for manufacturing a high strength steel product and steel product thereby obtained
TW426744B (en) Hot rolled steel plate to be processed having hyper fine particles, method of manufacturing the same, and method of manufacturing cold rolled steel plate
JP5486634B2 (ja) 冷間加工用機械構造用鋼及びその製造方法
US5919415A (en) Steel and process for the manufacture of a steel component formed by cold plastic deformation
EP1741798A1 (en) Parts for machine construction and method for production thereof
US20080240969A1 (en) High Strength Hot Rolled Steel Sheet Containing High Mn Content with Excellent Workability and Method for Manufacturing the Same
CA2380377A1 (en) Cold-rolled steel sheets with superior strain-aging hardenability
EP0523375B1 (en) Process for producing steel bar wire rod for cold working
TW200426224A (en) Steel pipe for airbag system and method for producing the same
BRPI0715102B1 (pt) Método para a produção de trilho perlítico excelente na resistência a desgaste e na ductilidade
TW374800B (en) Laminate steel of excellent extrusion property and the manufacture method
DE69408773D1 (de) Fe-Mn Stahl mit guten Schwingungsdämpfungseigenschaften und Verfahren zu dessen Herstellung
EP2097545B1 (en) High strength steel plate with high manganese having excellent burring workability
US6797078B2 (en) Strip of hot rolled steel of very high strength, usable for shaping and particularly for stamping
JP3592490B2 (ja) 低温靱性に優れた高延性高強度鋼板
KR100340580B1 (ko) 가공성이 우수한 인장강도 780㎫급 자동차용 열연강판 및그 제조방법
KR100900646B1 (ko) 표면탈탄이 적은 고실리콘 첨가 고탄소 선재의 제조방법
US5098489A (en) Process for manufacturing high-strength parts of an automobile transmission system
JPH07100815B2 (ja) ばね性と延性の優れた高強度鋼板の製造方法
JP2006241559A (ja) 車輪支持用転がり軸受ユニット
JPH06264185A (ja) 疲労特性の優れた熱延鋼板およびその製造方法
JPH06228653A (ja) 張り出し成形性に優れた高強度熱延鋼板を高い歩留まりで製造する方法
WO2017111233A1 (ko) 고강도강 및 그 제조방법

Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved
B25G Requested change of headquarter approved
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 09/02/2000, OBSERVADAS AS CONDICOES LEGAIS.

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2259 DE 22/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 13A, 14A, 15A, 16A, 17A, 18A, 19A E 20A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2607 DE 22-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.