BRPI0607922A2 - aço inoxidável austenìtico - Google Patents

aço inoxidável austenìtico

Info

Publication number
BRPI0607922A2
BRPI0607922A2 BRPI0607922-9A BRPI0607922A BRPI0607922A2 BR PI0607922 A2 BRPI0607922 A2 BR PI0607922A2 BR PI0607922 A BRPI0607922 A BR PI0607922A BR PI0607922 A2 BRPI0607922 A2 BR PI0607922A2
Authority
BR
Brazil
Prior art keywords
stainless steel
austenitic stainless
steel
niobium
molybdenum
Prior art date
Application number
BRPI0607922-9A
Other languages
English (en)
Inventor
James M Rakowski
Charles P Stinner
Original Assignee
Ati Properties Inc
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 Ati Properties Inc filed Critical Ati Properties Inc
Publication of BRPI0607922A2 publication Critical patent/BRPI0607922A2/pt
Publication of BRPI0607922B1 publication Critical patent/BRPI0607922B1/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/001Ferrous alloys, e.g. steel alloys containing N
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/004Heat treatment of ferrous alloys containing Cr and Ni
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58Ferrous 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

AçO INOXIDáVEL AUSTENìTICO. São descritas modalidades de um aço inoxidável austenítico, que incluem, em porcentagens em peso, baseado no peso total do aço: 0,05 a 0,2 de carbono; 0,08 a 0,2 de nitrogênio; 20 a 23 de cromo; 25 a 2? de níquel; 1 a 2 de molibdênio; mais do que 1,5 a 4,0 de manganês; 0,20 a 0j75 de niábio; até 0,1 de titânio; ferro; e impurezas incidentais. Certas outras modalidades de um aço inoxidável austenitico incluem, em porcentagens em peso, baseado no peso total do aço: 0,05 a 0,2 de carbono; 0,08 a 0,2 de nitrogênio; 20 a 23 de cromo; 25 a 2? de níquel; 1 a 2 de molibdênio; até 4,0 de manganês; 0,20 a 0,75 de niábio; pelo menos um entre não mais do que 0,1 de titânio e não mais do que 0,1 de alumínio; ferro; e impurezas incidentais.
BRPI0607922-9A 2005-06-03 2006-04-07 Austenetic stainless steel and austenetic stainless steel product BRPI0607922B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US68740005P 2005-06-03 2005-06-03
US60/687.400 2005-06-03
US11/270,279 US20060275168A1 (en) 2005-06-03 2005-11-09 Austenitic stainless steel
US11/270.279 2005-11-09
PCT/US2006/013175 WO2008041961A2 (en) 2005-06-03 2006-04-07 Austenitic stainless steel

Publications (2)

Publication Number Publication Date
BRPI0607922A2 true BRPI0607922A2 (pt) 2009-10-20
BRPI0607922B1 BRPI0607922B1 (pt) 2017-09-12

Family

ID=37494242

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0607922-9A BRPI0607922B1 (pt) 2005-06-03 2006-04-07 Austenetic stainless steel and austenetic stainless steel product

Country Status (11)

Country Link
US (1) US20060275168A1 (pt)
EP (1) EP1941070B1 (pt)
JP (1) JP5068760B2 (pt)
KR (2) KR101412893B1 (pt)
AU (1) AU2006344097B2 (pt)
BR (1) BRPI0607922B1 (pt)
DK (1) DK1941070T3 (pt)
ES (1) ES2551868T3 (pt)
NO (1) NO20076693L (pt)
RU (1) RU2429308C2 (pt)
WO (1) WO2008041961A2 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4500259B2 (ja) * 2003-03-31 2010-07-14 日立金属株式会社 内燃機関用ピストン及びその製造方法
JP2010116622A (ja) * 2008-11-14 2010-05-27 Nisshin Steel Co Ltd ヒートパイプ用フェライト系ステンレス鋼および鋼板並びにヒートパイプおよび高温排熱回収装置
ES2351281B1 (es) * 2009-02-03 2011-09-28 Valeo Termico, S.A. Intercambiador de calor para gases, en especial de los gases de escape de un motor.
US8182963B2 (en) * 2009-07-10 2012-05-22 GM Global Technology Operations LLC Low-cost manganese-stabilized austenitic stainless steel alloys, bipolar plates comprising the alloys, and fuel cell systems comprising the bipolar plates
KR101614622B1 (ko) * 2014-12-26 2016-04-22 주식회사 포스코 연료전지용 오스테나이트계 스테인리스강
EP3208029B1 (en) * 2016-02-17 2021-01-27 General Electric Technology GmbH Steam turbine inner casing component and repair method therefor
WO2018066573A1 (ja) * 2016-10-03 2018-04-12 新日鐵住金株式会社 オーステナイト系耐熱合金およびそれを用いた溶接継手
KR20200046021A (ko) * 2017-09-14 2020-05-06 산드빅 마테리알스 테크놀로지 도이칠란트 게엠베하 액체 수소 전달 시스템
DE102021211652A1 (de) * 2021-10-15 2023-04-20 Siemens Energy Global GmbH & Co. KG Austenitlegierung, Rohteil und Bauteil sowie Verfahren

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4434006A (en) * 1979-05-17 1984-02-28 Daido Tokushuko Kabushiki Kaisha Free cutting steel containing controlled inclusions and the method of making the same
JPS59173249A (ja) * 1983-03-19 1984-10-01 Nippon Steel Corp オ−ステナイト系耐熱合金
JPS60230966A (ja) * 1984-04-27 1985-11-16 Sumitomo Metal Ind Ltd 塩化物の存在する高温乾食環境用鋼
JPS61183452A (ja) * 1985-02-09 1986-08-16 Sumitomo Metal Ind Ltd 耐CaSO↓4付着高温腐食性高マンガン鋼
JPS6254067A (ja) * 1985-09-02 1987-03-09 Sumitomo Metal Ind Ltd 流動床ボイラ−部材用Si含有鋼
US4853185A (en) * 1988-02-10 1989-08-01 Haynes International, Imc. Nitrogen strengthened Fe-Ni-Cr alloy
JPH01252757A (ja) * 1988-03-31 1989-10-09 Nkk Corp 耐溶融炭酸塩腐食性に優れたFe基合金
DE3825634C2 (de) * 1988-07-28 1994-06-30 Thyssen Stahl Ag Verfahren zur Erzeugung von Warmbad oder Grobblechen
JPH05148587A (ja) * 1991-11-26 1993-06-15 Sumitomo Metal Ind Ltd ごみ焼却ボイラ伝熱管用高耐食合金
JPH0826439B2 (ja) * 1991-07-05 1996-03-13 新日本製鐵株式会社 高温腐食特性に優れたオーステナイト系ステンレス鋼
JPH06330226A (ja) * 1993-05-19 1994-11-29 Nippon Steel Corp 耐高温腐食特性に優れた複層鋼材およびその製造方法
JP4190617B2 (ja) * 1998-06-23 2008-12-03 大平洋金属株式会社 ステンレス鋼の熱間圧延板を製造する方法
JP2000129403A (ja) * 1998-10-26 2000-05-09 Hitachi Ltd 高温強度と耐食性に優れたオーステナイト系耐熱合金及び用途
SE516137C2 (sv) * 1999-02-16 2001-11-19 Sandvik Ab Värmebeständigt austenitiskt stål
US6352670B1 (en) * 2000-08-18 2002-03-05 Ati Properties, Inc. Oxidation and corrosion resistant austenitic stainless steel including molybdenum
JP3689009B2 (ja) * 2001-02-27 2005-08-31 株式会社日立製作所 高耐食性高強度オーステナイト系ステンレス鋼とその製法
JP2003041349A (ja) * 2001-08-01 2003-02-13 Nisshin Steel Co Ltd 電気抵抗材料
US7258752B2 (en) * 2003-03-26 2007-08-21 Ut-Battelle Llc Wrought stainless steel compositions having engineered microstructures for improved heat resistance
JP2005023353A (ja) * 2003-06-30 2005-01-27 Sumitomo Metal Ind Ltd 高温水環境用オーステナイトステンレス鋼

Also Published As

Publication number Publication date
RU2429308C2 (ru) 2011-09-20
BRPI0607922B1 (pt) 2017-09-12
WO2008041961A3 (en) 2008-05-29
US20060275168A1 (en) 2006-12-07
AU2006344097B2 (en) 2011-07-07
KR101412893B1 (ko) 2014-06-26
KR20080053437A (ko) 2008-06-13
JP5068760B2 (ja) 2012-11-07
ES2551868T3 (es) 2015-11-24
DK1941070T3 (en) 2016-01-11
RU2007149031A (ru) 2009-07-20
WO2008041961A2 (en) 2008-04-10
NO20076693L (no) 2008-02-29
EP1941070A2 (en) 2008-07-09
KR20130043247A (ko) 2013-04-29
JP2008545889A (ja) 2008-12-18
EP1941070B1 (en) 2015-09-30
AU2006344097A1 (en) 2008-04-10

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Legal Events

Date Code Title Description
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

B12B Appeal against refusal [chapter 12.2 patent gazette]
B25D Requested change of name of applicant approved

Owner name: ATI PROPERTIES LLC (US)

B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 14A ANUIDADE.

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

Free format text: MANUTENCAO DA EXTINCAO - ART. 78 INCISO IV DA LPI