DE60313763T8 - Hochwertiger rostfreier duplexstahl mit stark unterdrückter bildung von intermetallischen phasen und hervorragender korrosionsbeständigkeit, versprödungsbeständigkeit, giessbarkeit und warmumformbarkeit - Google Patents

Hochwertiger rostfreier duplexstahl mit stark unterdrückter bildung von intermetallischen phasen und hervorragender korrosionsbeständigkeit, versprödungsbeständigkeit, giessbarkeit und warmumformbarkeit Download PDF

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DE60313763T8
DE60313763T8 DE60313763T DE60313763T DE60313763T8 DE 60313763 T8 DE60313763 T8 DE 60313763T8 DE 60313763 T DE60313763 T DE 60313763T DE 60313763 T DE60313763 T DE 60313763T DE 60313763 T8 DE60313763 T8 DE 60313763T8
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DE60313763T2 (de
DE60313763D1 (de
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Yong-Soo Park
Soon-Tae Kim
In-Sung Lee
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    • 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
DE60313763T 2002-03-25 2003-03-24 Hochwertiger rostfreier duplexstahl mit stark unterdrückter bildung von intermetallischen phasen und hervorragender korrosionsbeständigkeit, versprödungsbeständigkeit, giessbarkeit und warmumformbarkeit Active DE60313763T8 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR2002016214 2002-03-25
KR10-2002-0016214A KR100460346B1 (ko) 2002-03-25 2002-03-25 금속간상의 형성이 억제된 내식성, 내취화성, 주조성 및열간가공성이 우수한 슈퍼 듀플렉스 스테인리스강
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

Publications (3)

Publication Number Publication Date
DE60313763D1 DE60313763D1 (de) 2007-06-21
DE60313763T2 DE60313763T2 (de) 2008-01-24
DE60313763T8 true DE60313763T8 (de) 2008-05-29

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DE60313763T Active 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

Country Status (8)

Country Link
US (1) US20050158201A1 (de)
EP (2) EP1803832A1 (de)
JP (2) JP4834292B2 (de)
KR (1) KR100460346B1 (de)
CN (2) CN101580917A (de)
AU (1) AU2003221202A1 (de)
DE (1) DE60313763T8 (de)
WO (1) WO2003080886A1 (de)

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JP2011174183A (ja) 2011-09-08
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EP1495150A4 (de) 2005-09-07
US20050158201A1 (en) 2005-07-21
CN101580917A (zh) 2009-11-18
KR20030077239A (ko) 2003-10-01
KR100460346B1 (ko) 2004-12-08
EP1803832A1 (de) 2007-07-04
EP1495150B1 (de) 2007-05-09
JP4834292B2 (ja) 2011-12-14
JP2005520934A (ja) 2005-07-14
DE60313763D1 (de) 2007-06-21
CN1643176A (zh) 2005-07-20
CN100343410C (zh) 2007-10-17
AU2003221202A1 (en) 2003-10-08
EP1495150A1 (de) 2005-01-12

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