BR0004032A - Aço ferrìtico a 14 % de cromo estabilizado com nióbio e sua utilização no domìnio do automóvel - Google Patents

Aço ferrìtico a 14 % de cromo estabilizado com nióbio e sua utilização no domìnio do automóvel

Info

Publication number
BR0004032A
BR0004032A BR0004032-0A BR0004032A BR0004032A BR 0004032 A BR0004032 A BR 0004032A BR 0004032 A BR0004032 A BR 0004032A BR 0004032 A BR0004032 A BR 0004032A
Authority
BR
Brazil
Prior art keywords
niobium
chromium
steel
degrees
ferritic
Prior art date
Application number
BR0004032-0A
Other languages
English (en)
Other versions
BR0004032B1 (pt
Inventor
Silke Liesert
Laurent Antoni
Pierre Olivier Santacreu
Original Assignee
Ugine Sa
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 Ugine Sa filed Critical Ugine Sa
Publication of BR0004032A publication Critical patent/BR0004032A/pt
Publication of BR0004032B1 publication Critical patent/BR0004032B1/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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • 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
    • C22C38/008—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
    • 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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • 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
    • 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
    • C21D8/0236—Cold 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
    • C21D8/0247—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

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)
  • Catalysts (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Soft Magnetic Materials (AREA)

Abstract

Patente de Invenção: <B>"AçO FERRìTICO A 14% DE CROMO ESTABILIZADO COM NIóBIO E SUA UTILIZAçãO NO DOMìNIO DO AUTOMóVEL"<D>. Processo de realização de uma tira de chapa feita de aço ferrítico dito a 14 % de cromo estabilizado com nióbio, caracterizado pelo fato de que o aço de seguinte composição ponderal: carbono <243> 0,02 %; 0,002 % <243> nitrogênio <243> 0,02 %; 0,05 % <243> silício <243> 1 %; 0 % < manganês <243> 1 %; 0,2 % <243> nióbio <243> 0,6 %; 13,5 % <243> cromo <243> 16,5 %; 0,02 % <243> molibdênio <243> 1,5 %; 0 % < cobre <243> 1,5 %; 0 % < níquel <243> 0,2 %; 0 % < fósforo <243> 0,020 %; 0 % < enxofre <243> 0,003 %; 0,005 % < estanho <243> 0,04 %; as impurezas inerentes à elaboração o teor em nióbio, carbono, nitrogênio satisfazendo a relação: 9,5 <243> Nb/(C+N) é submetido a: - uma laminação a frio chapa a quente com ou sem recozimento prévio, - um recozimento final da tira de chapa a uma temperatura compreendida entre 800°C e 1100°C durante um tempo compreendido entre 1 min e 5 min e de preferência a uma temperatura de cerca de 1050°C durante um tempo de cerca de 2 min.
BRPI0004032-0A 1999-09-09 2000-09-06 processo de realização de tira de chapa de aço ferrìtico, e chapa de aço ferrìtico. BR0004032B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9911257A FR2798394B1 (fr) 1999-09-09 1999-09-09 Acier ferritique a 14% de chrome stabilise au niobium et son utilisation dans le domaine de l'automobile

Publications (2)

Publication Number Publication Date
BR0004032A true BR0004032A (pt) 2001-04-03
BR0004032B1 BR0004032B1 (pt) 2010-04-06

Family

ID=9549656

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0004032-0A BR0004032B1 (pt) 1999-09-09 2000-09-06 processo de realização de tira de chapa de aço ferrìtico, e chapa de aço ferrìtico.

Country Status (8)

Country Link
US (2) US6423159B1 (pt)
EP (1) EP1083241B1 (pt)
AT (1) ATE282096T1 (pt)
BR (1) BR0004032B1 (pt)
DE (1) DE60015682T2 (pt)
ES (1) ES2233308T3 (pt)
FR (1) FR2798394B1 (pt)
PT (1) PT1083241E (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5025875B2 (ja) * 2000-04-24 2012-09-12 ビザ・インターナショナル・サービス・アソシエーション オンラインの支払人認証サービスの方法
JP4225976B2 (ja) * 2002-12-12 2009-02-18 新日鐵住金ステンレス株式会社 加工性に優れたＣｒ含有耐熱鋼板およびその製造方法
EP1818421A1 (fr) * 2006-02-08 2007-08-15 UGINE &amp; ALZ FRANCE Acier inoxydable ferritique dit à 19% de chrome stabilisé au niobium
WO2008106978A1 (en) * 2007-03-05 2008-09-12 Danmarks Tekniske Universitet (Technical University Of Denmark) Martensitic creep resistant steel strengthened by z-phase
JP4651682B2 (ja) * 2008-01-28 2011-03-16 新日鐵住金ステンレス株式会社 耐食性と加工性に優れた高純度フェライト系ステンレス鋼およびその製造方法
JP4624473B2 (ja) * 2008-12-09 2011-02-02 新日鐵住金ステンレス株式会社 耐銹性に優れた高純度フェライト系ステンレス鋼およびその製造方法
DE102009039552B4 (de) * 2009-09-01 2011-05-26 Thyssenkrupp Vdm Gmbh Verfahren zur Herstellung einer Eisen-Chrom-Legierung
JP5586279B2 (ja) * 2010-03-15 2014-09-10 新日鐵住金ステンレス株式会社 自動車排気系部材用フェライト系ステンレス鋼
JP6050701B2 (ja) * 2012-03-01 2016-12-21 新日鐵住金ステンレス株式会社 外装パネル用フェライト系ステンレス鋼板
UA111115C2 (uk) 2012-04-02 2016-03-25 Ейкей Стіл Пропертіс, Інк. Рентабельна феритна нержавіюча сталь
JP6006660B2 (ja) * 2013-02-26 2016-10-12 新日鐵住金ステンレス株式会社 耐酸化性および耐食性に優れた自動車排気系部材用省合金型フェライト系ステンレス鋼
SI3670692T1 (sl) 2018-12-21 2022-11-30 Outokumpu Oyj, Feritno nerjavno jeklo

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5129694B2 (pt) * 1972-09-05 1976-08-27
US3963532A (en) * 1974-05-30 1976-06-15 E. I. Du Pont De Nemours And Company Fe, Cr ferritic alloys containing Al and Nb
DE3173731D1 (en) * 1980-10-21 1986-03-20 Nippon Steel Corp Method for producing ferritic stainless steel sheets or strips containing aluminum
JPS59153831A (ja) * 1983-02-23 1984-09-01 Sumitomo Metal Ind Ltd フエライト系耐熱ステンレス鋼板の製造法
FR2589482B1 (fr) * 1985-11-05 1987-11-27 Ugine Gueugnon Sa Tole ou bande en acier ferritique inoxydable, en particulier pour systemes d'echappement
US5019332A (en) * 1988-03-16 1991-05-28 Carpenter Technology Corporation Heat, corrosion, and wear resistant steel alloy
DE3911104C1 (pt) * 1989-04-06 1990-11-29 Krupp Stahl Ag, 4630 Bochum, De
JP3001718B2 (ja) * 1992-04-17 2000-01-24 新日本製鐵株式会社 フェライト系ステンレス鋼薄肉鋳片の製造方法
JP2705459B2 (ja) * 1992-06-01 1998-01-28 住友金属工業株式会社 フェライト系ステンレス鋼板の製造法
JP2772237B2 (ja) * 1994-03-29 1998-07-02 川崎製鉄株式会社 面内異方性が小さいフェライト系ステンレス鋼帯の製造方法
DE69500714T2 (de) * 1994-04-21 1998-03-26 Kawasaki Steel Co Heissgewalzter ferritischer Stahl für eine Kraftfahrzeug-Abgasanlage
JP3904683B2 (ja) * 1997-09-12 2007-04-11 新日鐵住金ステンレス株式会社 表面性状に優れたフェライト系ステンレス鋼及びその製造方法

Also Published As

Publication number Publication date
EP1083241A1 (fr) 2001-03-14
DE60015682D1 (de) 2004-12-16
PT1083241E (pt) 2005-03-31
EP1083241B1 (fr) 2004-11-10
ATE282096T1 (de) 2004-11-15
US6423159B1 (en) 2002-07-23
FR2798394B1 (fr) 2001-10-26
ES2233308T3 (es) 2005-06-16
US6921440B2 (en) 2005-07-26
FR2798394A1 (fr) 2001-03-16
BR0004032B1 (pt) 2010-04-06
DE60015682T2 (de) 2005-12-15
US20020129877A1 (en) 2002-09-19

Similar Documents

Publication Publication Date Title
FR2796966B1 (fr) Procede de fabrication de bandes minces en acier de type &#34;trip&#34; et bandes minces ainsi obtenues
KR870002282A (ko) 가공성이 우수하고 용접연화가 없는 고강도 스테인레스 강재의 제조 방법
CA2310335A1 (en) High strength thin steel sheet, high strength galvannealed steel sheet and manufacturing method thereof
KR950704521A (ko) 피로강도, 항복강도 및 피삭성이 우수한 열간단조용 강의 제조방법(Process for producing hot forging steel with excellent fatigue strength, yield strength and cuttability)
SE9302258L (sv) Austenitiskt stål och framställning därav
KR930013189A (ko) 저항복비 고강도 열연강판 및 그의 제조방법
BR0004032A (pt) Aço ferrìtico a 14 % de cromo estabilizado com nióbio e sua utilização no domìnio do automóvel
EP0866145A3 (de) Vollmartensitische Stahllegierung
KR960034447A (ko) 성형성이 우수한 박강판 및 그 제조방법
CA2022907A1 (en) Method of manufacturing a steel sheet
KR930004492A (ko) 표면처리성이 우수한 디프 드로잉용 고장력강판 및 그 제조방법
JP3463500B2 (ja) 延性に優れたフェライト系ステンレス鋼およびその製造方法
EP1052296A3 (de) Panzerblech und Verfahren zu seiner Herstellung
JPS55107763A (en) High tensile structural steel having superior strain relief treating embrittlement resistance
US4533391A (en) Work-hardenable substantially austenitic stainless steel and method
CA2081496A1 (en) Method of manufacturing a cold rolled steel sheet exhibiting an excellent resistance to cold-work embrittlement and a small planar anisotropy
JPS56166331A (en) Manufacture of cold rolled steel plate with superior press workability
JPS5465115A (en) Boron-added high tensile steel with superior low temperature toughness
JPS5644723A (en) Manufacture of high tensile strength steel sheet having excellent workability
JPS5579856A (en) High toughness, wear resistant steel
JPS57192225A (en) Production of drawable cold-rolled steel sheet having baking-hardenability
KR970065740A (ko) 내식성 및 성형성이 우수한 페라이트계 스테인레스강 제조방법
JPS6428345A (en) Alloy steel for very low temperature use
KR950018578A (ko) 저온취성에 대한 저항성이 우수한 고가공용 고강도 냉연강판의 제조방법
JPS5675521A (en) Manufacture of cold rolled high tensile steel plate excellent in stretch-flange formability

Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
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 06/09/2000, OBSERVADAS AS CONDICOES LEGAIS.

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 06.09.2020