EP1812614A4 - Duplex stainless steel - Google Patents
Duplex stainless steelInfo
- 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- Withdrawn
Links
- 229910001039 duplex stainless steel Inorganic materials 0.000 title 1
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)
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)
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)
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)
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 |
-
2004
- 2004-11-04 SE SE0402698A patent/SE528782C2/en unknown
-
2005
- 2005-11-04 JP JP2007540286A patent/JP2008519165A/en active Pending
- 2005-11-04 US US11/666,903 patent/US20080138232A1/en not_active Abandoned
- 2005-11-04 KR KR1020077010126A patent/KR20070073870A/en not_active Application Discontinuation
- 2005-11-04 EP EP05799601A patent/EP1812614A4/en not_active Withdrawn
- 2005-11-04 CN CNA2005800380743A patent/CN101057002A/en active Pending
- 2005-11-04 WO PCT/SE2005/001661 patent/WO2006049572A1/en active Application Filing
- 2005-11-04 AU AU2005301376A patent/AU2005301376B2/en not_active Ceased
- 2005-11-04 CA CA002586452A patent/CA2586452A1/en not_active Abandoned
-
2007
- 2007-05-03 NO NO20072275A patent/NO341532B1/en unknown
Patent Citations (5)
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)
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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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR |
|
17P | Request for examination filed |
Effective date: 20070425 |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20091020 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: C22C 38/02 20060101ALI20091014BHEP Ipc: C22C 38/04 20060101ALI20091014BHEP Ipc: E21B 17/00 20060101ALI20091014BHEP Ipc: C22C 38/42 20060101ALI20091014BHEP Ipc: C22C 38/44 20060101AFI20061025BHEP Ipc: C22C 38/00 20060101ALI20091014BHEP |
|
17Q | First examination report despatched |
Effective date: 20100401 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20151027 |