NO951288D0 - Steel with high tensile strength and good fatigue strength at its weld and weldability and process for making it - Google Patents

Steel with high tensile strength and good fatigue strength at its weld and weldability and process for making it

Info

Publication number
NO951288D0
NO951288D0 NO951288A NO951288A NO951288D0 NO 951288 D0 NO951288 D0 NO 951288D0 NO 951288 A NO951288 A NO 951288A NO 951288 A NO951288 A NO 951288A NO 951288 D0 NO951288 D0 NO 951288D0
Authority
NO
Norway
Prior art keywords
weldability
weld
steel
making
high tensile
Prior art date
Application number
NO951288A
Other languages
Norwegian (no)
Other versions
NO951288L (en
Inventor
Katsumi Kurebayashi
Shuji Aihara
Atsushi Seto
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 NO951288D0 publication Critical patent/NO951288D0/en
Publication of NO951288L publication Critical patent/NO951288L/en

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
    • C22C38/001—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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • 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
    • C21D8/0221—Modifying the physical properties 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
    • 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
    • C21D2211/002—Bainite
    • 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
    • C21D8/021—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular fabrication or treatment of ingot or slab
    • 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
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0231—Warm 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
    • C21D8/0247—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

Landscapes

  • 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)
NO951288A 1993-08-04 1995-04-03 Steel with high tensile strength and good fatigue strength at its weld and weldability and process for making it NO951288L (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP19335093 1993-08-04
PCT/JP1994/001297 WO1995004838A1 (en) 1993-08-04 1994-08-04 High tensile strength steel having superior fatigue strength and weldability at welds and method for manufacturing the same

Publications (2)

Publication Number Publication Date
NO951288D0 true NO951288D0 (en) 1995-04-03
NO951288L NO951288L (en) 1995-06-06

Family

ID=16306444

Family Applications (1)

Application Number Title Priority Date Filing Date
NO951288A NO951288L (en) 1993-08-04 1995-04-03 Steel with high tensile strength and good fatigue strength at its weld and weldability and process for making it

Country Status (6)

Country Link
EP (1) EP0666332A4 (en)
JP (1) JP3526576B2 (en)
KR (1) KR0157540B1 (en)
CN (1) CN1040555C (en)
NO (1) NO951288L (en)
WO (1) WO1995004838A1 (en)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6264767B1 (en) 1995-06-07 2001-07-24 Ipsco Enterprises Inc. Method of producing martensite-or bainite-rich steel using steckel mill and controlled cooling
US5810951A (en) * 1995-06-07 1998-09-22 Ipsco Enterprises Inc. Steckel mill/on-line accelerated cooling combination
US6309482B1 (en) 1996-01-31 2001-10-30 Jonathan Dorricott Steckel mill/on-line controlled cooling combination
DE19632370C2 (en) * 1996-08-10 1998-07-02 Thyssen Stahl Ag High-performance welding-suitable soft magnetic steel and its use for parts of magnetic levitation trains
KR100401167B1 (en) * 1998-12-29 2003-12-31 주식회사 포스코 Bainite-based high strength steel with excellent weld toughness and manufacturing method
KR100401951B1 (en) 1999-01-28 2003-10-17 스미토모 긴조쿠 고교 가부시키가이샤 Machine structural steel product
FR2796966B1 (en) 1999-07-30 2001-09-21 Ugine Sa PROCESS FOR THE MANUFACTURE OF THIN STRIP OF TRIP-TYPE STEEL AND THIN STRIP THUS OBTAINED
KR100431850B1 (en) * 1999-12-28 2004-05-20 주식회사 포스코 High strength steel having low yield ratio and method for manufacturing it
KR100431851B1 (en) * 1999-12-28 2004-05-20 주식회사 포스코 structural steel having High strength and method for menufactreing it
KR100380750B1 (en) * 2000-10-24 2003-05-09 주식회사 포스코 Method for high strength steel plate having superior toughness in weld heat-affected zone
KR100482215B1 (en) * 2000-11-29 2005-04-21 주식회사 포스코 Method for manufacturing high strength steel plate having superior toughness in weld heat-affected zone by nitriding treatment
KR100470647B1 (en) * 2000-12-11 2005-03-07 주식회사 포스코 Method for manufacturing steel plate having superior toughness in weld heat-affected zone by controlled rolling at two phase regions
KR100482197B1 (en) * 2000-12-16 2005-04-21 주식회사 포스코 Method of manufacturing high strength steel plate to be precipitating TiO and TiN by nitriding treatment for welded structures
KR100568362B1 (en) * 2001-12-26 2006-04-05 주식회사 포스코 Method for manufacturing high strength steel plate having superior toughness in weld heat-affected zone
KR100568361B1 (en) * 2001-12-26 2006-04-05 주식회사 포스코 Method for manufacturing steel plate having superior toughness in weld heat-affected zone by nitriding
KR100584763B1 (en) * 2001-12-26 2006-05-30 주식회사 포스코 Method for Manufacturing Fine Grain Ferritic Steel Having superior HAZ Toughness
EP1577412B2 (en) * 2002-12-24 2014-11-12 Nippon Steel & Sumitomo Metal Corporation High strength steel sheet exhibiting good burring workability and excellent resistance to softening in heat-affected zone and method for production thereof
CN100392135C (en) * 2005-06-30 2008-06-04 宝山钢铁股份有限公司 Ultra-high strength strip steel and its production process
CN100430505C (en) * 2005-09-29 2008-11-05 宝山钢铁股份有限公司 Superhigh-strength cold rolling band steel with anti-tensile strength above 880Mpa and its production
JP4825024B2 (en) * 2006-03-09 2011-11-30 株式会社神戸製鋼所 High-yield ratio high-tensile steel sheet with excellent fatigue crack growth suppression and weld heat-affected zone toughness
CN101328564B (en) * 2007-06-21 2010-04-07 宝山钢铁股份有限公司 Low yield ratio HT780 steel plate having superior weldability and manufacturing method thereof
CN101538679B (en) * 2009-04-17 2010-09-29 钢铁研究总院 Microalloyed easy welding nitrogen-increasing steel with
CN101693980B (en) * 2009-09-30 2011-06-01 山西太钢不锈钢股份有限公司 Flat steel and manufacture method thereof
CN101838768B (en) * 2010-04-09 2012-08-22 武汉钢铁(集团)公司 Low-temperature impact resistant steel for hot-rolling U-type steel sheet pile and production method thereof
KR20120105292A (en) 2011-03-15 2012-09-25 삼성디스플레이 주식회사 Deposition mask and method for manufacturing the same
CN102925801A (en) * 2012-11-01 2013-02-13 湖南华菱湘潭钢铁有限公司 Production method of ultrahigh-strength steel plate
CN102925800B (en) * 2012-11-01 2015-08-19 湖南华菱湘潭钢铁有限公司 A kind of production method of ultra-high strength steel plate
CN102925802B (en) * 2012-11-01 2015-08-19 湖南华菱湘潭钢铁有限公司 A kind of production method of ultra-high strength steel plate
CN102925799B (en) * 2012-11-01 2015-08-19 湖南华菱湘潭钢铁有限公司 A kind of production method of ultra-high strength steel plate
CN105128446B (en) * 2015-09-01 2017-12-29 宝鸡市钛程金属复合材料有限公司 Ti-Mo-Ni alloy composite plate and its preparation method
KR101758497B1 (en) * 2015-12-22 2017-07-27 주식회사 포스코 Steel Plate For Pressure Vessel With Excellent PWHT Resistance And Manufacturing Method Thereof
SE542893C2 (en) * 2018-11-30 2020-08-18 Voestalpine Stahl Gmbh A resistance spot welded joint comprising a zinc coated ahss steel sheet
CN113441863B (en) * 2020-03-24 2022-04-05 广西汽车集团有限公司 Method for judging fatigue strength of welding seam of welding part
EP4116445A1 (en) * 2021-07-08 2023-01-11 SSAB Technology AB Hot-rolled weather resistant steel product and method of manufacturing the same
CN117344232A (en) * 2022-06-29 2024-01-05 宝山钢铁股份有限公司 490 MPa-level thick steel plate with high core fatigue strength and manufacturing method thereof
CN115058656B (en) * 2022-06-30 2023-08-11 马鞍山钢铁股份有限公司 Tyre for elastic wheel serving in cold environment and heat treatment process thereof
CN116482139B (en) * 2023-06-21 2023-09-19 宁德时代新能源科技股份有限公司 Battery fatigue strength determination method, device, computer equipment and storage medium

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55154547A (en) * 1979-05-23 1980-12-02 Gifuro Henriku Structural steel
US4279647A (en) * 1979-06-18 1981-07-21 Henrik Giflo Construction steel exhibiting high fatigue strength
US4299621A (en) * 1979-07-03 1981-11-10 Henrik Giflo High mechanical strength reinforcement steel
JPS57110650A (en) * 1980-12-26 1982-07-09 Kobe Steel Ltd High strength hot rolled steel plate with superior stretch flanging property and resistance weldability
JPH03264645A (en) * 1982-03-29 1991-11-25 Kobe Steel Ltd High-strength steel sheet having excellent elongation flanging property or the like
JP3265591B2 (en) * 1991-08-12 2002-03-11 住友金属工業株式会社 High-strength ERW steel pipe for automobiles with excellent weld toughness

Also Published As

Publication number Publication date
NO951288L (en) 1995-06-06
EP0666332A1 (en) 1995-08-09
JP3526576B2 (en) 2004-05-17
CN1113391A (en) 1995-12-13
KR950703661A (en) 1995-09-20
EP0666332A4 (en) 1995-12-13
CN1040555C (en) 1998-11-04
WO1995004838A1 (en) 1995-02-16
KR0157540B1 (en) 1998-11-16

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Legal Events

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FC2A Withdrawal, rejection or dismissal of laid open patent application