BR0106337A - Composição de aço, processo de fabricação e peças formadas com essas composições, particularmente válvulas - Google Patents

Composição de aço, processo de fabricação e peças formadas com essas composições, particularmente válvulas

Info

Publication number
BR0106337A
BR0106337A BR0106337-5A BR0106337A BR0106337A BR 0106337 A BR0106337 A BR 0106337A BR 0106337 A BR0106337 A BR 0106337A BR 0106337 A BR0106337 A BR 0106337A
Authority
BR
Brazil
Prior art keywords
compositions
steel composition
manufacturing process
parts formed
particularly valves
Prior art date
Application number
BR0106337-5A
Other languages
English (en)
Other versions
BR0106337B1 (pt
Inventor
Jacques Montagnon
Frederic Perdriset
Original Assignee
Metallurg Avancee S I M A Soc
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 Metallurg Avancee S I M A Soc filed Critical Metallurg Avancee S I M A Soc
Publication of BR0106337A publication Critical patent/BR0106337A/pt
Publication of BR0106337B1 publication Critical patent/BR0106337B1/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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Contacts (AREA)

Abstract

COMPOSIçãO DE AçO, PROCESSO DE FABRICAçãO E PEçAS FORMADAS COM ESSAS COMPOSIçõES, PARTICULARMENTE VáLVULAS". A invenção refere-se a uma composição de aço compreendendo, expressa em porcentagem em peso; 0,25 0,35 % de C, 24 - 28 % de Cr, 10 -15 % de Ni, 3 - 6 % de Mn, 1,75 - 2,50 % de Nb, 0,50 - 0,70 % de N, 0, - 0,30 % devendo ser C+N <242> 0,8 %, consistindo o restante principalmente de ferro e de impurezas inevitáveis. A invenção refere-se também a um método de produzir tais composições, e válvulas produzidas com tais composições ou utilizando o citado processo, e demonstrando excelente resistência mecânica e resistência à oxidação a temperaturas entre 800 e 900<198>C.
BRPI0106337-5A 2000-05-10 2001-05-07 Composição de aço para a fabricação de peças, particularmente válvulas BR0106337B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR00/05967 2000-05-10
FR0005967A FR2808807B1 (fr) 2000-05-10 2000-05-10 Composition d'acier, procede de fabrication et pieces formees dans ces compositions, en particulier soupapes
PCT/FR2001/001388 WO2001086009A1 (fr) 2000-05-10 2001-05-07 Composition d'acier, procede de fabrication et pieces formees dans ces compositions, en particulier soupapes

Publications (2)

Publication Number Publication Date
BR0106337A true BR0106337A (pt) 2002-04-02
BR0106337B1 BR0106337B1 (pt) 2014-09-30

Family

ID=8850073

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0106337-5A BR0106337B1 (pt) 2000-05-10 2001-05-07 Composição de aço para a fabricação de peças, particularmente válvulas

Country Status (11)

Country Link
US (1) US6656418B2 (pt)
EP (1) EP1228253B8 (pt)
JP (1) JP5288674B2 (pt)
AT (1) ATE299953T1 (pt)
AU (1) AU5850901A (pt)
BR (1) BR0106337B1 (pt)
DE (1) DE60112032T2 (pt)
ES (1) ES2248325T3 (pt)
FR (1) FR2808807B1 (pt)
MX (1) MXPA02000345A (pt)
WO (1) WO2001086009A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5223046B2 (ja) * 2005-11-02 2013-06-26 国立大学法人九州大学 生体用高窒素ニッケルフリーオーステナイト系ステンレス鋼の結晶粒微細化熱処理方法
FR2896514B1 (fr) * 2006-01-26 2008-05-30 Aubert & Duval Soc Par Actions Acier martensitique inoxydable et procede de fabrication d'une piece en cet acier, telle qu'une soupape.
JP6020957B2 (ja) * 2012-02-02 2016-11-02 住友電気工業株式会社 内燃機関用材料の評価試験方法
WO2017021565A1 (es) 2015-08-05 2017-02-09 Gerdau Investigacion Y Desarrollo Europa, S.A. Acero débilmente aleado de alta resistencia y alta resistencia a la oxidación en caliente
US10927439B2 (en) 2018-05-30 2021-02-23 Garrett Transportation I Inc Stainless steel alloys, turbocharger components formed from the stainless steel alloys, and methods for manufacturing the same
US11725266B2 (en) 2019-10-30 2023-08-15 Garrett Transportation I Inc. Stainless steel alloys, turbocharger components formed from the stainless steel alloys, and methods for manufacturing the same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5040099B1 (pt) * 1971-03-09 1975-12-22
DE3310693A1 (de) * 1983-03-24 1984-10-04 Fried. Krupp Gmbh, 4300 Essen Korrosionsbestaendiger chromstahl und verfahren zu seiner herstellung
JP2543417B2 (ja) * 1989-12-05 1996-10-16 トヨタ自動車株式会社 弁用鋼
FR2664909B1 (fr) * 1990-07-18 1994-03-18 Aubert Duval Acieries Acier austenitique ayant une resistance amelioree a haute temperature et procede pour son obtention et la realisation de pieces mecaniques, en particulier de soupapes.
JP2945112B2 (ja) * 1990-10-09 1999-09-06 株式会社東芝 吸振ばね合金およびこれを用いたばね部材と、このばね部材を用いた電子機器
US5257453A (en) * 1991-07-31 1993-11-02 Trw Inc. Process for making exhaust valves
JPH0849512A (ja) * 1994-08-03 1996-02-20 Hitachi Metals Ltd エンジンバルブ
JP3486713B2 (ja) * 1998-02-25 2004-01-13 株式会社クボタ 可逆式熱間圧延機のファーネスコイラードラム鋳造用高温強度・耐熱疲労特性にすぐれた耐熱鋳鋼
JP3486714B2 (ja) * 1998-09-25 2004-01-13 株式会社クボタ 可逆式熱間圧延機の保熱炉内コイラードラム鋳造用耐肌荒れ性等にすぐれた耐熱鋳鋼

Also Published As

Publication number Publication date
ES2248325T3 (es) 2006-03-16
EP1228253B8 (fr) 2005-09-21
WO2001086009A1 (fr) 2001-11-15
US6656418B2 (en) 2003-12-02
US20030044304A1 (en) 2003-03-06
BR0106337B1 (pt) 2014-09-30
EP1228253A1 (fr) 2002-08-07
DE60112032D1 (de) 2005-08-25
EP1228253B1 (fr) 2005-07-20
MXPA02000345A (es) 2004-05-21
JP5288674B2 (ja) 2013-09-11
ATE299953T1 (de) 2005-08-15
DE60112032T2 (de) 2006-07-20
FR2808807A1 (fr) 2001-11-16
AU5850901A (en) 2001-11-20
JP2003532795A (ja) 2003-11-05
FR2808807B1 (fr) 2002-07-19

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Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: AUBERT AND DUVAL (FR)

Free format text: TRANSFERIDO DE: SOCIETE INDUSTRIELLE DE METALLURGIE AVANCEE (S.I.M.A.)

B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFIRO O PEDIDO DE ACORDO COM O(S) ARTIGO(S) 8O E 13 DA LPI 9.279/96.

B12B Appeal against refusal [chapter 12.2 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 30/09/2014, OBSERVADAS AS CONDICOES LEGAIS.

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

Free format text: REFERENTE A 22A ANUIDADE.