NO341532B1 - Dupleks rustfri stållegering, gjenstand inneholdende legeringen og bruk av legeringen eller gjenstanden. - Google Patents

Dupleks rustfri stållegering, gjenstand inneholdende legeringen og bruk av legeringen eller gjenstanden.

Info

Publication number
NO341532B1
NO341532B1 NO20072275A NO20072275A NO341532B1 NO 341532 B1 NO341532 B1 NO 341532B1 NO 20072275 A NO20072275 A NO 20072275A NO 20072275 A NO20072275 A NO 20072275A NO 341532 B1 NO341532 B1 NO 341532B1
Authority
NO
Norway
Prior art keywords
alloy
article
stainless steel
duplex stainless
article containing
Prior art date
Application number
NO20072275A
Other languages
English (en)
Other versions
NO20072275L (no
Inventor
Pasi Kangas
Karin Jakobsson
Original Assignee
Sandvik Intellectual Property
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 filed Critical Sandvik Intellectual Property
Publication of NO20072275L publication Critical patent/NO20072275L/no
Publication of NO341532B1 publication Critical patent/NO341532B1/no

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)

Abstract

En dupleks rustfri stållegering som i vekt% inneholder: Cr 25-35%, Ni 4-10%, Mo 1-6%, N 0,3-0,6%, Mn mer enn 0-3%, Si maks 1,0%, C maks 0,06%, Cu og/eller W og/eller Co 0,1-10%, W 0,1-5%, rest Fe og vanlig forekommende urenheter hvor ferrittinnholdet er 30-70%. Legeringen har en flytegrense på minimum 760 MPa.
NO20072275A 2004-11-04 2007-05-03 Dupleks rustfri stållegering, gjenstand inneholdende legeringen og bruk av legeringen eller gjenstanden. NO341532B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0402698A SE528782C2 (sv) 2004-11-04 2004-11-04 Duplext rostfritt stål med hög sträckgräns, artiklar och användning av stålet
PCT/SE2005/001661 WO2006049572A1 (en) 2004-11-04 2005-11-04 Duplex stainless steel

Publications (2)

Publication Number Publication Date
NO20072275L NO20072275L (no) 2007-06-13
NO341532B1 true NO341532B1 (no) 2017-12-04

Family

ID=33488170

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20072275A NO341532B1 (no) 2004-11-04 2007-05-03 Dupleks rustfri stållegering, gjenstand inneholdende legeringen og bruk av legeringen eller gjenstanden.

Country Status (10)

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

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101367161B (zh) * 2007-08-18 2011-07-20 中国船舶重工集团公司第七二五研究所 一种低氢型超级双相不锈钢焊条
EP2228578A1 (en) * 2009-03-13 2010-09-15 NV Bekaert SA High nitrogen stainless steel wire for flexible pipe
SE534779C2 (sv) 2010-03-03 2011-12-20 Sandvik Intellectual Property Metod för att tillverka en trådprodukt av rostfritt stål
CH704427A1 (de) * 2011-01-20 2012-07-31 Alstom Technology Ltd Schweisszusatzwerkstoff.
WO2012111535A1 (ja) * 2011-02-14 2012-08-23 住友金属工業株式会社 二相ステンレス溶接継手
EP2677054B1 (en) * 2011-02-14 2020-03-25 Nippon Steel Corporation Duplex stainless steel plate or pipe, and process for production thereof
FI125854B (fi) * 2011-11-04 2016-03-15 Outokumpu Oy Dupleksi ruostumaton teräs
EP2737972A1 (en) * 2012-11-28 2014-06-04 Sandvik Intellectual Property AB Welding material for weld cladding
JP5803890B2 (ja) * 2012-12-07 2015-11-04 Ｊｆｅスチール株式会社 耐孔食性に優れた二相ステンレスクラッド鋼の合せ材及びそれを用いた二相ステンレスクラッド鋼並びにその製造方法
CN103438951A (zh) * 2013-09-06 2013-12-11 高正 合金钢耐磨防堵式风量及风速传感器
EP3086895B1 (en) * 2013-12-27 2020-04-08 Sandvik Intellectual Property AB Corrosion resistant duplex steel alloy, objects made thereof, and method of making the alloy
UA124949C2 (uk) 2015-07-20 2021-12-15 Стамікарбон Б.В. Дуплексна нержавіюча сталь та її застосування
CA2991658C (en) * 2015-07-20 2023-12-19 Sandvik Intellectual Property Ab Duplex stainless steel and formed object thereof
KR101889176B1 (ko) * 2016-12-15 2018-08-16 주식회사 포스코 크랙발생이 저감된 고강도 듀플렉스 스테인리스 강 및 그 제조방법
CN111344426A (zh) * 2017-11-15 2020-06-26 日本制铁株式会社 双相不锈钢以及双相不锈钢的制造方法
PL3502293T3 (pl) * 2017-12-22 2020-11-02 Saipem S.P.A. Zastosowania dupleksowych stali nierdzewnych
EP3502294A1 (en) 2017-12-22 2019-06-26 Tubacex Innovación A.I.E. Duplex stainless steel resistant to corrosion
CN111742075B (zh) 2018-02-15 2022-07-08 山特维克知识产权股份有限公司 新型双相不锈钢
WO2019238787A1 (en) * 2018-06-15 2019-12-19 Ab Sandvik Materials Technology A duplex stainless steel strip and method for producing thereof
KR102197316B1 (ko) * 2018-12-28 2021-01-05 한국재료연구원 고부식 환경용 듀플렉스 스테인리스강
NO348152B1 (en) 2020-11-05 2024-09-09 Aker Solutions As Umbilical, use of an umbilical, and an appurtenant method
CN113981724B (zh) * 2021-09-26 2023-06-23 江苏亚盛金属制品有限公司 海洋工程系泊用高强度耐腐蚀钢丝绳及其制作方法
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
WO2023198720A1 (en) * 2022-04-12 2023-10-19 Alleima Tube Ab New duplex stainless steel

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6312532B1 (en) * 1999-06-29 2001-11-06 Sandvik Ab Ferritic-austenitic steel alloy
WO2003020994A1 (en) * 2001-09-02 2003-03-13 Sandvik Ab Duplex steel alloy

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2500162B2 (ja) * 1991-11-11 1996-05-29 住友金属工業株式会社 耐食性に優れた高強度二相ステンレス鋼
SE501321C2 (sv) * 1993-06-21 1995-01-16 Sandvik Ab Ferrit-austenitiskt rostfritt stål samt användning av stålet
JPH0813094A (ja) * 1994-06-24 1996-01-16 Sumitomo Metal Mining Co Ltd 二相ステンレス鋳鋼およびその製法
JPH09209087A (ja) * 1996-02-01 1997-08-12 Sumitomo Metal Mining Co Ltd 二相ステンレス鋼
DE69709308T2 (de) * 1996-09-13 2002-08-08 Sumitomo Metal Industries, Ltd. Schweissmaterial für nichtrostenden stahl
SE513235C2 (sv) * 1999-06-21 2000-08-07 Sandvik Ab Användning av en rostfri stållegering såsom umbilicalrör i havsmiljö
SE514816C2 (sv) * 2000-03-02 2001-04-30 Sandvik Ab Duplext rostfritt stål
SE524951C2 (sv) * 2001-09-02 2004-10-26 Sandvik Ab Användning av en duplex rostfri stållegering
SE525252C2 (sv) * 2001-11-22 2005-01-11 Sandvik Ab Superaustenitiskt rostfritt stål samt användning av detta stål
KR100460346B1 (ko) * 2002-03-25 2004-12-08 이인성 금속간상의 형성이 억제된 내식성, 내취화성, 주조성 및열간가공성이 우수한 슈퍼 듀플렉스 스테인리스강

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6312532B1 (en) * 1999-06-29 2001-11-06 Sandvik Ab Ferritic-austenitic steel alloy
WO2003020994A1 (en) * 2001-09-02 2003-03-13 Sandvik Ab Duplex steel alloy

Also Published As

Publication number Publication date
JP2008519165A (ja) 2008-06-05
WO2006049572A1 (en) 2006-05-11
AU2005301376A1 (en) 2006-05-11
CN101057002A (zh) 2007-10-17
EP1812614A1 (en) 2007-08-01
SE0402698D0 (sv) 2004-11-04
CA2586452A1 (en) 2006-05-11
KR20070073870A (ko) 2007-07-10
SE0402698L (sv) 2006-05-05
US20080138232A1 (en) 2008-06-12
EP1812614A4 (en) 2009-11-18
SE528782C2 (sv) 2007-02-13
AU2005301376B2 (en) 2010-04-22
NO20072275L (no) 2007-06-13

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