DE60130500T2 - Stahlplatte mit überlegener zähigkeit in der von der schweisshitze beeinflussten zone und verfahren zu ihrer herstellung; schweisskonstruktion unter verwendung davon - Google Patents

Stahlplatte mit überlegener zähigkeit in der von der schweisshitze beeinflussten zone und verfahren zu ihrer herstellung; schweisskonstruktion unter verwendung davon Download PDF

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Publication number
DE60130500T2
DE60130500T2 DE60130500T DE60130500T DE60130500T2 DE 60130500 T2 DE60130500 T2 DE 60130500T2 DE 60130500 T DE60130500 T DE 60130500T DE 60130500 T DE60130500 T DE 60130500T DE 60130500 T2 DE60130500 T2 DE 60130500T2
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Prior art keywords
steel
slab
temperature
content
range
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Expired - Lifetime
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DE60130500T
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German (de)
English (en)
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DE60130500D1 (de
Inventor
Hong-Chul Jeong
Hae-Chang Choi
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Posco Holdings Inc
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Posco Co Ltd
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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
    • C22C38/002—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
    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
    • 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
    • C21D2211/009—Pearlite
    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/021—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving particular fabrication steps or treatments of ingots or slabs

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Continuous Casting (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
DE60130500T 2001-11-16 2001-11-16 Stahlplatte mit überlegener zähigkeit in der von der schweisshitze beeinflussten zone und verfahren zu ihrer herstellung; schweisskonstruktion unter verwendung davon Expired - Lifetime DE60130500T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2001/001957 WO2003042420A1 (en) 2001-11-16 2001-11-16 Steel plate having superior toughness in weld heat-affected zone and method for manufacturing the same, welding fabric using the same

Publications (2)

Publication Number Publication Date
DE60130500D1 DE60130500D1 (de) 2007-10-25
DE60130500T2 true DE60130500T2 (de) 2008-06-12

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE60130500T Expired - Lifetime DE60130500T2 (de) 2001-11-16 2001-11-16 Stahlplatte mit überlegener zähigkeit in der von der schweisshitze beeinflussten zone und verfahren zu ihrer herstellung; schweisskonstruktion unter verwendung davon

Country Status (6)

Country Link
US (2) US7105066B2 (https=)
EP (1) EP1444373B1 (https=)
JP (1) JP3863878B2 (https=)
CN (1) CN1236092C (https=)
DE (1) DE60130500T2 (https=)
WO (1) WO2003042420A1 (https=)

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KR100482208B1 (ko) * 2000-11-17 2005-04-21 주식회사 포스코 침질처리에 의한 용접구조용 강재의 제조방법
DE60130788T2 (de) * 2000-12-01 2008-07-17 Posco, Pohang Tin- und mns-ausscheidendes stahlblech für schweisstrukturen, hetsellungsverfahren dafür und diese verwendende schweissgefüge
US6966955B2 (en) * 2000-12-14 2005-11-22 Posco Steel plate having TiN+ZrN precipitates for welded structures, method for manufacturing same and welded structure made therefrom

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US7396423B2 (en) 2008-07-08
US20050173030A1 (en) 2005-08-11
WO2003042420A1 (en) 2003-05-22
EP1444373B1 (en) 2007-09-12
US7105066B2 (en) 2006-09-12
CN1236092C (zh) 2006-01-11
JP3863878B2 (ja) 2006-12-27
CN1518606A (zh) 2004-08-04
EP1444373A1 (en) 2004-08-11
JP2005509740A (ja) 2005-04-14
US20040144454A1 (en) 2004-07-29
DE60130500D1 (de) 2007-10-25
EP1444373A4 (en) 2004-12-01

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