EP1983069A4 - Fire-resistant high-strength rolled steel material and method for production thereof - Google Patents

Fire-resistant high-strength rolled steel material and method for production thereof

Info

Publication number
EP1983069A4
EP1983069A4 EP07708393A EP07708393A EP1983069A4 EP 1983069 A4 EP1983069 A4 EP 1983069A4 EP 07708393 A EP07708393 A EP 07708393A EP 07708393 A EP07708393 A EP 07708393A EP 1983069 A4 EP1983069 A4 EP 1983069A4
Authority
EP
European Patent Office
Prior art keywords
fire
production
steel material
rolled steel
resistant high
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP07708393A
Other languages
German (de)
French (fr)
Other versions
EP1983069A1 (en
Inventor
Teruhisa Okumura
Hiroshi Kita
Kohichi Yamamoto
Suguru Yoshida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of EP1983069A1 publication Critical patent/EP1983069A1/en
Publication of EP1983069A4 publication Critical patent/EP1983069A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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 by deformation combined with, or followed by, heat treatment
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0447—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
    • C21D8/0463—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment following 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
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • 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
    • C22C38/06—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
EP07708393A 2006-02-08 2007-02-08 Fire-resistant high-strength rolled steel material and method for production thereof Withdrawn EP1983069A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006030962 2006-02-08
PCT/JP2007/052658 WO2007091725A1 (en) 2006-02-08 2007-02-08 Fire-resistant high-strength rolled steel material and method for production thereof

Publications (2)

Publication Number Publication Date
EP1983069A1 EP1983069A1 (en) 2008-10-22
EP1983069A4 true EP1983069A4 (en) 2011-03-02

Family

ID=38345311

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07708393A Withdrawn EP1983069A4 (en) 2006-02-08 2007-02-08 Fire-resistant high-strength rolled steel material and method for production thereof

Country Status (6)

Country Link
US (1) US20090020190A1 (en)
EP (1) EP1983069A4 (en)
JP (1) JP5114743B2 (en)
KR (1) KR101018055B1 (en)
CN (1) CN101379209A (en)
WO (1) WO2007091725A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004062739A1 (en) * 2004-12-27 2006-07-06 Degussa Ag Self-cleaning surfaces with protrusions formed by hydrophobic particles, with improved mechanical strength
JP4741528B2 (en) * 2007-02-09 2011-08-03 新日本製鐵株式会社 Steel plates and steel pipes for steam transport piping having excellent high temperature characteristics and methods for producing them
CN102400049B (en) * 2010-09-07 2014-03-12 鞍钢股份有限公司 490-grade fireproof steel plate for building structure and manufacturing method thereof
CN102851596B (en) * 2011-06-28 2015-10-07 鞍钢股份有限公司 A kind of low cost 490MPa level building structure refractory steel plates and manufacture method thereof
US9644372B2 (en) 2011-12-15 2017-05-09 Nippon Steel & Sumitomo Metal Corporation High-strength H-beam steel exhibiting excellent low-temperature toughness and method of manufacturing same
JPWO2014175122A1 (en) 2013-04-26 2017-02-23 新日鐵住金株式会社 H-section steel and its manufacturing method
CN104561819B (en) * 2014-11-26 2017-05-24 南京钢铁股份有限公司 Q460-grade fire-resistant weathering steel and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4521258A (en) * 1981-10-31 1985-06-04 Nippon Steel Corporation Method of making wrought high tension steel having superior low temperature toughness
JPH08333651A (en) * 1995-06-06 1996-12-17 Nippon Steel Corp Steel material excellent in heat-affected zone hardening resistance
JP2001262225A (en) * 2000-03-14 2001-09-26 Nkk Corp Method for producing exra-thick wide flange shape
JP2002115022A (en) * 2000-10-11 2002-04-19 Nippon Steel Corp Steel having excellent high temperature strength and its production method

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07286233A (en) * 1994-04-19 1995-10-31 Nippon Steel Corp Low yield ratio steel for building excellent in fire resistance and its production
JP3817064B2 (en) * 1998-04-22 2006-08-30 新日本製鐵株式会社 Low yield ratio type fire-resistant hot-rolled steel sheet and steel pipe and method for producing them
JP3559455B2 (en) * 1998-08-10 2004-09-02 新日本製鐵株式会社 Low-yield-ratio type refractory steel, steel pipe, and method for producing the same
JP4276324B2 (en) * 1999-02-26 2009-06-10 新日本製鐵株式会社 Low yield ratio fire-resistant hot-rolled steel sheet and steel pipe excellent in toughness, and methods for producing them
JP3635208B2 (en) * 1999-03-29 2005-04-06 新日本製鐵株式会社 Low yield ratio fireproof steel plate and steel pipe excellent in toughness and method for producing the same
JP2002146484A (en) 2000-11-10 2002-05-22 Sanyo Special Steel Co Ltd High strength ferritic heat resistant steel
JP2002294391A (en) * 2001-03-29 2002-10-09 Kawasaki Steel Corp Steel for building structure and production method therefor
JP2004360361A (en) * 2003-06-06 2004-12-24 Nippon Steel Corp Steel structure without fireproofing coating
JP2005194869A (en) * 2003-12-10 2005-07-21 Nippon Steel Corp Steel structure capable of omitting or reducing fireproof coating
JP4631299B2 (en) * 2004-03-25 2011-02-16 Ｊｆｅスチール株式会社 Low yield ratio rolled H-section steel excellent in fire resistance and manufacturing method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4521258A (en) * 1981-10-31 1985-06-04 Nippon Steel Corporation Method of making wrought high tension steel having superior low temperature toughness
JPH08333651A (en) * 1995-06-06 1996-12-17 Nippon Steel Corp Steel material excellent in heat-affected zone hardening resistance
JP2001262225A (en) * 2000-03-14 2001-09-26 Nkk Corp Method for producing exra-thick wide flange shape
JP2002115022A (en) * 2000-10-11 2002-04-19 Nippon Steel Corp Steel having excellent high temperature strength and its production method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2007091725A1 *

Also Published As

Publication number Publication date
CN101379209A (en) 2009-03-04
KR101018055B1 (en) 2011-03-02
KR20080077240A (en) 2008-08-21
JPWO2007091725A1 (en) 2009-07-02
US20090020190A1 (en) 2009-01-22
WO2007091725A1 (en) 2007-08-16
JP5114743B2 (en) 2013-01-09
EP1983069A1 (en) 2008-10-22

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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A4 Supplementary search report drawn up and despatched

Effective date: 20110202

DAX Request for extension of the european patent (deleted)
RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: NIPPON STEEL & SUMITOMO METAL CORPORATION

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Effective date: 20160727

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Effective date: 20161207