NO306910B1 - Ferritt-austenittisk rustfritt stål og anvendelse av dette stål - Google Patents

Ferritt-austenittisk rustfritt stål og anvendelse av dette stål

Info

Publication number
NO306910B1
NO306910B1 NO19955204A NO955204A NO306910B1 NO 306910 B1 NO306910 B1 NO 306910B1 NO 19955204 A NO19955204 A NO 19955204A NO 955204 A NO955204 A NO 955204A NO 306910 B1 NO306910 B1 NO 306910B1
Authority
NO
Norway
Prior art keywords
max
steel
ferrite
stainless steel
austenitic stainless
Prior art date
Application number
NO19955204A
Other languages
English (en)
Norwegian (no)
Other versions
NO955204D0 (no
NO955204L (no
Inventor
Pasi N Kangas
Bertil S Walden
Goeran Berglund
Michael Nicholls
Original Assignee
Sandvik 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 Ab filed Critical Sandvik Ab
Publication of NO955204D0 publication Critical patent/NO955204D0/no
Publication of NO955204L publication Critical patent/NO955204L/no
Publication of NO306910B1 publication Critical patent/NO306910B1/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
    • 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
    • B23K35/308—Fe as the principal constituent with Cr as next major constituent
    • B23K35/3086—Fe as the principal constituent with Cr as next major constituent containing Ni or Mn
NO19955204A 1993-06-21 1995-12-20 Ferritt-austenittisk rustfritt stål og anvendelse av dette stål NO306910B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9302139A SE501321C2 (sv) 1993-06-21 1993-06-21 Ferrit-austenitiskt rostfritt stål samt användning av stålet
PCT/SE1994/000606 WO1995000674A1 (en) 1993-06-21 1994-06-20 Ferritic-austenitic stainless steel and use of the steel

Publications (3)

Publication Number Publication Date
NO955204D0 NO955204D0 (no) 1995-12-20
NO955204L NO955204L (no) 1996-02-19
NO306910B1 true NO306910B1 (no) 2000-01-10

Family

ID=20390360

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19955204A NO306910B1 (no) 1993-06-21 1995-12-20 Ferritt-austenittisk rustfritt stål og anvendelse av dette stål

Country Status (13)

Country Link
US (1) US5582656A (sv)
EP (1) EP0708845B1 (sv)
JP (1) JP3647861B2 (sv)
KR (1) KR100314232B1 (sv)
CN (1) CN1050156C (sv)
AT (1) ATE185854T1 (sv)
CA (1) CA2165817C (sv)
DE (1) DE69421281T2 (sv)
ES (1) ES2139747T3 (sv)
NO (1) NO306910B1 (sv)
SE (1) SE501321C2 (sv)
WO (1) WO1995000674A1 (sv)
ZA (1) ZA944439B (sv)

Families Citing this family (70)

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DE19628350B4 (de) * 1996-07-13 2004-04-15 Schmidt & Clemens Gmbh & Co Verwendung einer rostfreien ferritisch-austenitischen Stahllegierung
AT405297B (de) * 1997-08-13 1999-06-25 Boehler Edelstahl Duplexlegierung für komplex beanspruchte bauteile
IT1295384B1 (it) 1997-10-23 1999-05-12 Snam Progetti Rivestimento protettivo di apparecchiature a pressione utilizzabili in processi per la sintesi dell'urea
SE519589C2 (sv) 1998-02-18 2003-03-18 Sandvik Ab Användning av höghållfast rostfritt stål i apparatur för framställning av kaustiksoda
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WO2000073530A1 (en) 1999-05-27 2000-12-07 Sandvik Ab; (Publ) Surface modification of high temperature alloys
SE513235C2 (sv) * 1999-06-21 2000-08-07 Sandvik Ab Användning av en rostfri stållegering såsom umbilicalrör i havsmiljö
SE513247C2 (sv) * 1999-06-29 2000-08-07 Sandvik Ab Ferrit-austenitisk stållegering
NL1014512C2 (nl) 2000-02-28 2001-08-29 Dsm Nv Methode voor het lassen van duplex staal.
SE514816C2 (sv) 2000-03-02 2001-04-30 Sandvik Ab Duplext rostfritt stål
NL1016121C2 (nl) * 2000-09-07 2002-03-11 Dsm Nv Methode voor het corrosiebestendig maken van metalen.
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CA2457200A1 (en) * 2001-08-31 2003-03-06 Dsm Ip Assets B.V. Process for rendering metals corrosion resistant
SE524952C2 (sv) * 2001-09-02 2004-10-26 Sandvik Ab Duplex rostfri stållegering
KR100445246B1 (ko) * 2001-12-28 2004-08-21 김영식 공식저항성이 우수한 고니켈 2상 스테인리스강
AR038192A1 (es) 2002-02-05 2005-01-05 Toyo Engineering Corp Acero inoxidable duplex para plantas de produccion de urea, planta de produccion de urea y material de soldadura fabricado con dicho acero inoxidable duplex.
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SE527175C2 (sv) * 2003-03-02 2006-01-17 Sandvik Intellectual Property Duplex rostfri ställegering och dess användning
JP4265605B2 (ja) * 2003-06-30 2009-05-20 住友金属工業株式会社 二相ステンレス鋼
KR100957664B1 (ko) * 2004-01-29 2010-05-12 제이에프이 스틸 가부시키가이샤 오스테나이트·페라이트계 스테인레스 강판
SE528782C2 (sv) * 2004-11-04 2007-02-13 Sandvik Intellectual Property Duplext rostfritt stål med hög sträckgräns, artiklar och användning av stålet
KR20060074400A (ko) * 2004-12-27 2006-07-03 주식회사 포스코 니켈 절감형 고내식성 2상 스테인리스강
EP1688511A1 (en) * 2005-02-02 2006-08-09 DSM IP Assets B.V. Process for the production of urea in a conventional urea plant
CN100432262C (zh) * 2006-07-21 2008-11-12 上海大学 含稀土金属的双相不锈钢合金材料及其制备方法
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SE530711C2 (sv) * 2006-10-30 2008-08-19 Sandvik Intellectual Property Duplex rostfri stållegering samt användning av denna legering
JP5588868B2 (ja) * 2008-07-23 2014-09-10 新日鐵住金ステンレス株式会社 尿素水タンク用フェライト系ステンレス鋼
FI121340B (sv) * 2008-12-19 2010-10-15 Outokumpu Oy Duplext rostfritt stål
CN101812647B (zh) * 2009-02-25 2012-10-10 宝山钢铁股份有限公司 一种双相不锈钢及其制造方法
EP2286909A1 (en) 2009-08-17 2011-02-23 Stamicarbon B.V. An apparatus for the decomposition of non-converted ammonium carbamate in urea solutions in a urea synthesis process
CN101704168B (zh) * 2009-09-24 2012-01-18 江苏大学 一种耐空泡腐蚀的表面堆焊焊接材料
JP5018863B2 (ja) * 2009-11-13 2012-09-05 住友金属工業株式会社 耐アルカリ性に優れた二相ステンレス鋼
US8479700B2 (en) * 2010-01-05 2013-07-09 L. E. Jones Company Iron-chromium alloy with improved compressive yield strength and method of making and use thereof
CN102234741A (zh) * 2010-04-22 2011-11-09 宝山钢铁股份有限公司 一种节镍奥氏体抗菌不锈钢及其制造方法
EP2402308A1 (en) * 2010-06-24 2012-01-04 DSM IP Assets B.V. Urea plant
CN101972903B (zh) * 2010-10-08 2012-08-29 洛阳双瑞特种装备有限公司 用于双相不锈钢6a铸造后缺陷的补焊焊丝
CN101954550B (zh) * 2010-10-08 2012-08-29 洛阳双瑞特种装备有限公司 用于双相不锈钢1a铸造后缺陷的补焊焊丝
EP2505581A1 (en) * 2011-03-31 2012-10-03 Stamicarbon B.V. Zero emission urea process and plant
CN102319941A (zh) * 2011-08-26 2012-01-18 蓬莱巨涛海洋工程重工有限公司 超级双相不锈钢薄壁管的焊接工艺
CA2838487C (en) * 2011-09-06 2018-03-13 Stamicarbon B.V. Radar level measurement
FI125854B (sv) 2011-11-04 2016-03-15 Outokumpu Oy Duplex rostfritt stål
CN102766823A (zh) * 2012-07-17 2012-11-07 上海大学 具有相变增塑效应的双相不锈钢及其制备方法
EP2941416B1 (en) 2012-12-28 2017-09-06 Stamicarbon B.V. Urea plant revamping method
EP2801396A1 (en) * 2013-05-10 2014-11-12 Casale Sa Use of duplex stainless steel in an ammonia-stripping of urea plants
WO2014192823A1 (ja) * 2013-05-28 2014-12-04 東洋エンジニアリング株式会社 尿素合成方法
US10046297B2 (en) 2013-12-27 2018-08-14 Stamicarbon B.V. Corrosion resistant duplex steel alloy, objects made thereof, and method of making the alloy
US20160319405A1 (en) * 2013-12-27 2016-11-03 Sandvik Intellectual Property Ab Corrosion resistant duplex steel alloy, objects made thereof, and method of making the alloy
CN103966523B (zh) * 2014-05-12 2016-02-03 福州大学 一种特级双相不锈铸钢qpq处理方法
AR105403A1 (es) 2015-07-20 2017-09-27 Stamicarbon Acero inoxidable dúplex y uso de éste, especialmente en la producción de urea
WO2017013180A1 (en) * 2015-07-20 2017-01-26 Sandvik Intellectual Property Ab Duplex stainless steel and formed object thereof
EP3707121B1 (en) 2017-11-10 2021-04-21 Stamicarbon B.V. Urea production process and plant
EP3502294A1 (en) 2017-12-22 2019-06-26 Tubacex Innovación A.I.E. Duplex stainless steel resistant to corrosion
EP3502293B1 (en) 2017-12-22 2020-05-13 Saipem S.p.A. Uses of duplex stainless steels
KR102649801B1 (ko) * 2018-02-15 2024-03-20 산드빅 인터렉츄얼 프로퍼티 에이비 새로운 듀플렉스 스테인리스 강
EP3807427A1 (en) * 2018-06-15 2021-04-21 AB Sandvik Materials Technology A duplex stainless steel strip and method for producing thereof
US10767415B2 (en) * 2018-07-13 2020-09-08 Brian Coe Emergency school door barricade retrofit system apparatus and method
CN109706402B (zh) * 2018-12-27 2020-12-25 浙江腾龙精线有限公司 一种双相不锈钢熔化极气体保护焊丝的制备方法
CN109988967A (zh) * 2019-03-04 2019-07-09 江苏省徐州技师学院 一种新型焊接材料及其制作方法
AU2020288071B2 (en) 2019-06-07 2021-11-11 Stamicarbon B.V. Urea plant with stripper and stripping method
WO2020260299A1 (en) * 2019-06-24 2020-12-30 Ab Sandvik Materials Technology A laying head pipe
AU2020311257B2 (en) 2019-07-05 2023-03-02 Stamicarbon B.V. Ferritic steel parts in urea plants
CN110860818B (zh) * 2019-11-29 2020-12-11 哈尔滨焊接研究院有限公司 一种低镍含氮奥氏体不锈钢焊丝及其制备方法
CN113798727A (zh) * 2020-06-12 2021-12-17 江苏立新合金实业总公司 高强合金钢焊丝及其制备方法
CN111893370B (zh) * 2020-07-09 2022-04-01 洛阳双瑞特种装备有限公司 一种高湿热海洋环境用高氮双相不锈钢制备方法
US20240059623A1 (en) 2022-02-15 2024-02-22 Stamicarbon B.V. Stripping-type urea plant for def production
WO2023158314A1 (en) 2022-02-21 2023-08-24 Stamicarbon B.V. Low biuret urea production
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Also Published As

Publication number Publication date
DE69421281T2 (de) 2000-02-03
ATE185854T1 (de) 1999-11-15
SE501321C2 (sv) 1995-01-16
CA2165817C (en) 2006-02-28
NO955204D0 (no) 1995-12-20
US5582656A (en) 1996-12-10
EP0708845A1 (en) 1996-05-01
DE69421281D1 (de) 1999-11-25
JP3647861B2 (ja) 2005-05-18
SE9302139D0 (sv) 1993-06-21
KR960703178A (ko) 1996-06-19
NO955204L (no) 1996-02-19
KR100314232B1 (ko) 2001-12-28
ZA944439B (en) 1995-02-14
WO1995000674A1 (en) 1995-01-05
EP0708845B1 (en) 1999-10-20
CN1125965A (zh) 1996-07-03
CA2165817A1 (en) 1995-01-05
CN1050156C (zh) 2000-03-08
SE9302139L (sv) 1994-12-22
ES2139747T3 (es) 2000-02-16
JPH08511829A (ja) 1996-12-10

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Representative=s name: BRYN AARFLOT AS POSTBOKS 449 SENTRUM OSLO, 0104 NO

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