WO2003080886A1 - High-grade duplex stainless steel with much suppressed formation of intermetallic phases and having an excellent corrosion resistance , embrittlement resistance, castability and hot workability - Google Patents

High-grade duplex stainless steel with much suppressed formation of intermetallic phases and having an excellent corrosion resistance , embrittlement resistance, castability and hot workability Download PDF

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Publication number
WO2003080886A1
WO2003080886A1 PCT/KR2003/000568 KR0300568W WO03080886A1 WO 2003080886 A1 WO2003080886 A1 WO 2003080886A1 KR 0300568 W KR0300568 W KR 0300568W WO 03080886 A1 WO03080886 A1 WO 03080886A1
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WO
WIPO (PCT)
Prior art keywords
less
stainless steel
duplex stainless
steel
corrosion resistance
Prior art date
Application number
PCT/KR2003/000568
Other languages
English (en)
French (fr)
Inventor
Yong-Soo Park
Soon-Tae Kim
In-Sung Lee
Original Assignee
Yong-Soo Park
Soon-Tae Kim
In-Sung Lee
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 Yong-Soo Park, Soon-Tae Kim, In-Sung Lee filed Critical Yong-Soo Park
Priority to JP2003578609A priority Critical patent/JP4834292B2/ja
Priority to DE60313763T priority patent/DE60313763T8/de
Priority to AU2003221202A priority patent/AU2003221202A1/en
Priority to EP03713027A priority patent/EP1495150B1/en
Priority to US10/507,069 priority patent/US20050158201A1/en
Publication of WO2003080886A1 publication Critical patent/WO2003080886A1/en

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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
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • 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
PCT/KR2003/000568 2002-03-25 2003-03-24 High-grade duplex stainless steel with much suppressed formation of intermetallic phases and having an excellent corrosion resistance , embrittlement resistance, castability and hot workability WO2003080886A1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2003578609A JP4834292B2 (ja) 2002-03-25 2003-03-24 金属間化合物の形成が抑制された耐食性、耐脆化性、鋳造性及び熱間加工性に優れたスーパー二相ステンレス鋼
DE60313763T DE60313763T8 (de) 2002-03-25 2003-03-24 Hochwertiger rostfreier duplexstahl mit stark unterdrückter bildung von intermetallischen phasen und hervorragender korrosionsbeständigkeit, versprödungsbeständigkeit, giessbarkeit und warmumformbarkeit
AU2003221202A AU2003221202A1 (en) 2002-03-25 2003-03-24 High-grade duplex stainless steel with much suppressed formation of intermetallic phases and having an excellent corrosion resistance , embrittlement resistance, castability and hot workability
EP03713027A EP1495150B1 (en) 2002-03-25 2003-03-24 High-grade duplex stainless steel with much suppressed formation of intermetallic phases and having an excellent corrosion resistance , embrittlement resistance, castability and hot workability
US10/507,069 US20050158201A1 (en) 2002-03-25 2003-03-24 High-grade duplex stainless steel with much suppressed formation of intermetallic phases and having an excellent corrosion resistance, embrittlement resistance castability and hot workability

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2002-0016214A KR100460346B1 (ko) 2002-03-25 2002-03-25 금속간상의 형성이 억제된 내식성, 내취화성, 주조성 및열간가공성이 우수한 슈퍼 듀플렉스 스테인리스강
KR10-2002-0016214 2002-03-25

Publications (1)

Publication Number Publication Date
WO2003080886A1 true WO2003080886A1 (en) 2003-10-02

Family

ID=28450068

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2003/000568 WO2003080886A1 (en) 2002-03-25 2003-03-24 High-grade duplex stainless steel with much suppressed formation of intermetallic phases and having an excellent corrosion resistance , embrittlement resistance, castability and hot workability

Country Status (8)

Country Link
US (1) US20050158201A1 (ja)
EP (2) EP1495150B1 (ja)
JP (2) JP4834292B2 (ja)
KR (1) KR100460346B1 (ja)
CN (2) CN100343410C (ja)
AU (1) AU2003221202A1 (ja)
DE (1) DE60313763T8 (ja)
WO (1) WO2003080886A1 (ja)

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WO2012161661A1 (en) 2011-05-26 2012-11-29 United Pipelines Asia Pacific Pte Limited Austenitic stainless steel
WO2013058274A1 (ja) * 2011-10-21 2013-04-25 新日鐵住金ステンレス株式会社 二相ステンレス鋼、二相ステンレス鋼鋳片、および、二相ステンレス鋼鋼材
WO2013064746A1 (en) 2011-11-04 2013-05-10 Outokumpu Oyj Duplex stainless steel
US8858872B2 (en) 2007-11-29 2014-10-14 Ati Properties, Inc. Lean austenitic stainless steel
US8877121B2 (en) 2007-12-20 2014-11-04 Ati Properties, Inc. Corrosion resistant lean austenitic stainless steel
EP2851448A3 (en) * 2013-09-19 2015-05-20 Seiko Instruments Inc. Two-phase stainless steel, thin sheet material and diaphragm using two-phase stainless steel
US9121089B2 (en) 2007-12-20 2015-09-01 Ati Properties, Inc. Lean austenitic stainless steel
US9133538B2 (en) 2007-12-20 2015-09-15 Ati Properties, Inc. Lean austenitic stainless steel containing stabilizing elements
US9862168B2 (en) 2011-01-27 2018-01-09 Nippon Steel & Sumikin Stainless Steel Corporation Alloying element-saving hot rolled duplex stainless steel material, clad steel plate having duplex stainless steel as cladding material therefor, and production method for same
EP3258523A4 (en) * 2015-02-13 2018-01-31 Nippon Steel & Sumitomo Metal Corporation Separator for solid polymer fuel cell and method for producing same

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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
CN101765671B (zh) * 2007-08-02 2012-01-11 新日铁住金不锈钢株式会社 耐蚀性和加工性优良的铁素体-奥氏体系不锈钢及其制造方法
JP5365499B2 (ja) * 2009-12-18 2013-12-11 新日鐵住金株式会社 尿素製造プラント用二相ステンレス鋼および尿素製造プラント
KR101256522B1 (ko) 2010-12-28 2013-04-22 주식회사 포스코 슈퍼 듀플렉스 스테인리스강 용접부의 열처리 방법
US20120241878A1 (en) * 2011-03-24 2012-09-27 International Business Machines Corporation Magnetic tunnel junction with iron dusting layer between free layer and tunnel barrier
CN102162074A (zh) * 2011-03-29 2011-08-24 陈才金 一种原位铸造不锈钢
JP5329634B2 (ja) * 2011-12-06 2013-10-30 新日鐵住金ステンレス株式会社 二相ステンレス鋼、二相ステンレス鋼鋳片、および、二相ステンレス鋼鋼材
JP5329632B2 (ja) * 2011-10-21 2013-10-30 新日鐵住金ステンレス株式会社 二相ステンレス鋼、二相ステンレス鋼鋳片、および、二相ステンレス鋼鋼材
JP6405078B2 (ja) * 2012-05-07 2018-10-17 株式会社神戸製鋼所 二相ステンレス鋼材および二相ステンレス鋼管
JP5857914B2 (ja) * 2012-08-23 2016-02-10 新日鐵住金株式会社 二相ステンレス鋼用溶接材料
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CN104919072B (zh) * 2013-01-15 2017-07-14 株式会社神户制钢所 双相不锈钢钢材和双相不锈钢钢管
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CN103451567A (zh) * 2013-08-02 2013-12-18 安徽三联泵业股份有限公司 抗腐蚀能力强的水泵轴用不锈钢材料及其制造方法
RU2545856C2 (ru) * 2013-08-02 2015-04-10 Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг России) Конструкционная криогенная аустенитная высокопрочная свариваемая сталь и способ ее получения
CN103451573A (zh) * 2013-08-02 2013-12-18 安徽三联泵业股份有限公司 水泵叶轮用耐空泡腐蚀不锈钢合金材料及其制造方法
EP3040434B1 (en) * 2013-08-28 2019-03-27 Hitachi, Ltd. Duplex stainless steel, and duplex stainless steel structure, marine structure, petroleum/gas environment structure, pump impeller, pump casing, and flow adjustment valve body using same
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KR102277880B1 (ko) * 2013-12-27 2021-07-15 산드빅 인터렉츄얼 프로퍼티 에이비 내부식성 듀플렉스 강 합금, 합금으로 만들어진 물체들, 및 합금을 제조하는 방법
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CN1643176A (zh) 2005-07-20
DE60313763D1 (de) 2007-06-21
DE60313763T8 (de) 2008-05-29
KR20030077239A (ko) 2003-10-01
JP2005520934A (ja) 2005-07-14
CN100343410C (zh) 2007-10-17
US20050158201A1 (en) 2005-07-21
CN101580917A (zh) 2009-11-18
JP2011174183A (ja) 2011-09-08
EP1495150B1 (en) 2007-05-09
JP4834292B2 (ja) 2011-12-14
DE60313763T2 (de) 2008-01-24
KR100460346B1 (ko) 2004-12-08
EP1495150A4 (en) 2005-09-07
EP1495150A1 (en) 2005-01-12
EP1803832A1 (en) 2007-07-04
AU2003221202A1 (en) 2003-10-08

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