EP1812614A4 - Duplex stainless steel - Google Patents

Duplex stainless steel

Info

Publication number
EP1812614A4
EP1812614A4 EP05799601A EP05799601A EP1812614A4 EP 1812614 A4 EP1812614 A4 EP 1812614A4 EP 05799601 A EP05799601 A EP 05799601A EP 05799601 A EP05799601 A EP 05799601A EP 1812614 A4 EP1812614 A4 EP 1812614A4
Authority
EP
European Patent Office
Prior art keywords
stainless steel
duplex stainless
duplex
steel
stainless
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP05799601A
Other languages
German (de)
French (fr)
Other versions
EP1812614A1 (en
Inventor
Pasi Kangas
Karin Jakobsson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sandvik Intellectual Property AB
Original Assignee
Sandvik Intellectual Property AB
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 Sandvik Intellectual Property AB filed Critical Sandvik Intellectual Property AB
Publication of EP1812614A1 publication Critical patent/EP1812614A1/en
Publication of EP1812614A4 publication Critical patent/EP1812614A4/en
Withdrawn legal-status Critical Current

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
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
    • B23K35/3053—Fe as the principal constituent
    • 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • 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
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/001—Austenite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
EP05799601A 2004-11-04 2005-11-04 Duplex stainless steel Withdrawn EP1812614A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0402698A SE528782C2 (en) 2004-11-04 2004-11-04 Duplex stainless steel with high yield strength, articles and use of the steel
PCT/SE2005/001661 WO2006049572A1 (en) 2004-11-04 2005-11-04 Duplex stainless steel

Publications (2)

Publication Number Publication Date
EP1812614A1 EP1812614A1 (en) 2007-08-01
EP1812614A4 true EP1812614A4 (en) 2009-11-18

Family

ID=33488170

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05799601A Withdrawn EP1812614A4 (en) 2004-11-04 2005-11-04 Duplex stainless steel

Country Status (10)

Country Link
US (1) US20080138232A1 (en)
EP (1) EP1812614A4 (en)
JP (1) JP2008519165A (en)
KR (1) KR20070073870A (en)
CN (1) CN101057002A (en)
AU (1) AU2005301376B2 (en)
CA (1) CA2586452A1 (en)
NO (1) NO341532B1 (en)
SE (1) SE528782C2 (en)
WO (1) WO2006049572A1 (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101367161B (en) * 2007-08-18 2011-07-20 中国船舶重工集团公司第七二五研究所 Low-hydrogen super diphasic stainless steel electrode
EP2228578A1 (en) * 2009-03-13 2010-09-15 NV Bekaert SA High nitrogen stainless steel wire for flexible pipe
SE534779C2 (en) 2010-03-03 2011-12-20 Sandvik Intellectual Property Method of manufacturing a stainless steel wire product
CH704427A1 (en) * 2011-01-20 2012-07-31 Alstom Technology Ltd Welding additive material.
US9771628B2 (en) * 2011-02-14 2017-09-26 Nippon Steel & Sumitomo Metal Corporation Duplex stainless steel and production method therefor
AU2012218659B2 (en) * 2011-02-14 2014-07-10 Nippon Steel Corporation Welded duplex stainless joint
FI125854B (en) * 2011-11-04 2016-03-15 Outokumpu Oy Duplex stainless steel
EP2737972A1 (en) * 2012-11-28 2014-06-04 Sandvik Intellectual Property AB Welding material for weld cladding
JP5803890B2 (en) * 2012-12-07 2015-11-04 Ｊｆｅスチール株式会社 Duplex stainless clad steel excellent in pitting corrosion resistance, duplex stainless clad steel using the same, and method for producing the same
CN103438951A (en) * 2013-09-06 2013-12-11 高正 Alloy steel wear-resisting anti-blocking type air volume and air velocity transducer
CN111719090A (en) * 2013-12-27 2020-09-29 山特维克知识产权股份有限公司 Corrosion resistant duplex steel alloy, objects made therefrom and method of making the alloy
KR20240042679A (en) * 2015-07-20 2024-04-02 산드빅 인터렉츄얼 프로퍼티 에이비 Duplex stainless steel and formed object thereof
WO2017014632A1 (en) 2015-07-20 2017-01-26 Stamicarbon B.V. Duplex stainless steel and use thereof
KR101889176B1 (en) * 2016-12-15 2018-08-16 주식회사 포스코 High strength duplex stainless steel reduced cracking and method for manufacturing the same
KR20200080312A (en) * 2017-11-15 2020-07-06 닛폰세이테츠 가부시키가이샤 Method for manufacturing two-phase stainless steel and two-phase stainless steel
LT3502293T (en) 2017-12-22 2020-07-10 Saipem S.P.A. Uses of duplex stainless steels
EP3502294A1 (en) 2017-12-22 2019-06-26 Tubacex Innovación A.I.E. Duplex stainless steel resistant to corrosion
WO2019158663A1 (en) * 2018-02-15 2019-08-22 Sandvik Intellectual Property Ab New duplex stainless steel
JP7277484B2 (en) * 2018-06-15 2023-05-19 エービー サンドビック マテリアルズ テクノロジー Duplex stainless steel strip and method for manufacturing same
KR102197316B1 (en) * 2018-12-28 2021-01-05 한국재료연구원 Duplex stainless steel for highly corrosive environment and method of manufacturing the same
NO20201206A1 (en) 2020-11-05 2022-05-06 Aker Solutions As Umbilical
CN113981724B (en) * 2021-09-26 2023-06-23 江苏亚盛金属制品有限公司 High-strength corrosion-resistant steel wire rope for ocean engineering mooring and manufacturing method thereof
WO2023198720A1 (en) * 2022-04-12 2023-10-19 Alleima Tube Ab New duplex stainless steel
WO2023198721A1 (en) * 2022-04-12 2023-10-19 Alleima Tube Ab A new welding duplex stainless steel material suitable for welding a duplex stainless steel, a welded joint and a welding method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001000898A1 (en) * 1999-06-29 2001-01-04 Sandvik Ab; (Publ) Duplex stainless steel
WO2001064969A1 (en) * 2000-03-02 2001-09-07 Sandvik Ab; (Publ) Duplex stainless steel
WO2003020995A1 (en) * 2001-09-02 2003-03-13 Sandvik Ab Use of a duplex stainless steel alloy
WO2003020994A1 (en) * 2001-09-02 2003-03-13 Sandvik Ab Duplex steel alloy
WO2003044239A1 (en) * 2001-11-22 2003-05-30 Sandvik Ab Use of a super-austenitic stainless steel

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2500162B2 (en) * 1991-11-11 1996-05-29 住友金属工業株式会社 High strength duplex stainless steel with excellent corrosion resistance
SE501321C2 (en) * 1993-06-21 1995-01-16 Sandvik Ab Ferrite-austenitic stainless steel and use of the steel
JPH0813094A (en) * 1994-06-24 1996-01-16 Sumitomo Metal Mining Co Ltd Duplex stainless cast steel and production thereof
JPH09209087A (en) * 1996-02-01 1997-08-12 Sumitomo Metal Mining Co Ltd Duplex stainless steel
EP0867256B1 (en) * 1996-09-13 2001-12-19 Sumitomo Metal Industries, Ltd. Welding material for stainless steels
SE9902346L (en) * 1999-06-21 2000-08-07 Sandvik Ab Use of a stainless steel alloy such as umbilical tube in marine environment
KR100460346B1 (en) * 2002-03-25 2004-12-08 이인성 Super duplex stainless steel with a suppressed formation of intermetallic phases and having an excellent corrosion resistance, embrittlement resistance, castability and hot workability

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001000898A1 (en) * 1999-06-29 2001-01-04 Sandvik Ab; (Publ) Duplex stainless steel
WO2001064969A1 (en) * 2000-03-02 2001-09-07 Sandvik Ab; (Publ) Duplex stainless steel
WO2003020995A1 (en) * 2001-09-02 2003-03-13 Sandvik Ab Use of a duplex stainless steel alloy
WO2003020994A1 (en) * 2001-09-02 2003-03-13 Sandvik Ab Duplex steel alloy
WO2003044239A1 (en) * 2001-11-22 2003-05-30 Sandvik Ab Use of a super-austenitic stainless steel

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006049572A1 *

Also Published As

Publication number Publication date
CN101057002A (en) 2007-10-17
NO20072275L (en) 2007-06-13
CA2586452A1 (en) 2006-05-11
US20080138232A1 (en) 2008-06-12
AU2005301376B2 (en) 2010-04-22
SE0402698L (en) 2006-05-05
WO2006049572A1 (en) 2006-05-11
JP2008519165A (en) 2008-06-05
AU2005301376A1 (en) 2006-05-11
EP1812614A1 (en) 2007-08-01
SE528782C2 (en) 2007-02-13
SE0402698D0 (en) 2004-11-04
KR20070073870A (en) 2007-07-10
NO341532B1 (en) 2017-12-04

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