EP0666332A4 - Hochzugfesterstahl mit hervorragender ermüdungsfestigkeit und schweissbarkeit und verfahren zu dessen herstellung. - Google Patents

Hochzugfesterstahl mit hervorragender ermüdungsfestigkeit und schweissbarkeit und verfahren zu dessen herstellung.

Info

Publication number
EP0666332A4
EP0666332A4 EP94923079A EP94923079A EP0666332A4 EP 0666332 A4 EP0666332 A4 EP 0666332A4 EP 94923079 A EP94923079 A EP 94923079A EP 94923079 A EP94923079 A EP 94923079A EP 0666332 A4 EP0666332 A4 EP 0666332A4
Authority
EP
European Patent Office
Prior art keywords
weldability
welds
manufacturing
same
high tensile
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Withdrawn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
EP94923079A
Other languages
English (en)
French (fr)
Other versions
EP0666332A1 (de
Inventor
Katsumi Kurebayashi
Shuji Aihara
Atsushi Seto
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 EP0666332A1 publication Critical patent/EP0666332A1/de
Publication of EP0666332A4 publication Critical patent/EP0666332A4/de
Withdrawn legal-status Critical Current

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)
EP94923079A 1993-08-04 1994-08-04 Hochzugfesterstahl mit hervorragender ermüdungsfestigkeit und schweissbarkeit und verfahren zu dessen herstellung. Withdrawn EP0666332A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP19335093 1993-08-04
JP193350/93 1993-08-04
PCT/JP1994/001297 WO1995004838A1 (fr) 1993-08-04 1994-08-04 Acier a resistance a la traction elevee, a resistance a la fatigue et a aptitude au soudage superieures et procede de fabrication

Publications (2)

Publication Number Publication Date
EP0666332A1 EP0666332A1 (de) 1995-08-09
EP0666332A4 true EP0666332A4 (de) 1995-12-13

Family

ID=16306444

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94923079A Withdrawn EP0666332A4 (de) 1993-08-04 1994-08-04 Hochzugfesterstahl mit hervorragender ermüdungsfestigkeit und schweissbarkeit und verfahren zu dessen herstellung.

Country Status (6)

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

Families Citing this family (36)

* 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 (de) * 1996-08-10 1998-07-02 Thyssen Stahl Ag Hochleistungsschweißgeeigneter weichmagnetischer Stahl und seine Verwendung für Teile von Magnetschwebebahnen
KR100401167B1 (ko) * 1998-12-29 2003-12-31 주식회사 포스코 용접부인성이우수한베이나이트계고강도강및그제조방법
CN1113973C (zh) * 1999-01-28 2003-07-09 住友金属工业株式会社 机械结构用钢材
FR2796966B1 (fr) * 1999-07-30 2001-09-21 Ugine Sa Procede de fabrication de bandes minces en acier de type "trip" et bandes minces ainsi obtenues
KR100431850B1 (ko) * 1999-12-28 2004-05-20 주식회사 포스코 저항복비를 갖는 고강도 강 및 그 제조방법
KR100431851B1 (ko) * 1999-12-28 2004-05-20 주식회사 포스코 고강도 구조용 강 및 그 제조방법
KR100380750B1 (ko) * 2000-10-24 2003-05-09 주식회사 포스코 용접열영향부 인성이 우수한 고강도 용접구조용 강재의제조방법
KR100482215B1 (ko) * 2000-11-29 2005-04-21 주식회사 포스코 침질처리에 의한 고강도 용접구조용 강재의 제조방법
KR100470647B1 (ko) * 2000-12-11 2005-03-07 주식회사 포스코 이상역 제어압연에 의한 용접구조용 강재의 제조방법
KR100482197B1 (ko) * 2000-12-16 2005-04-21 주식회사 포스코 침질처리에 의한 ＴｉＮ석출물과 미세한 ＴｉＯ산화물을갖는 고강도 용접구조용 강의 제조방법
KR100568361B1 (ko) * 2001-12-26 2006-04-05 주식회사 포스코 침질처리에 의한 용접열영향부 인성이 우수한 용접구조용강재의 제조방법
KR100568362B1 (ko) * 2001-12-26 2006-04-05 주식회사 포스코 대입열 용접열영향부 인성이 우수한 고강도 용접구조용강재의 제조방법
KR100584763B1 (ko) * 2001-12-26 2006-05-30 주식회사 포스코 용접열영향부 인성이 우수한 페라이트 세립강의 제조방법
CN100591789C (zh) 2002-12-24 2010-02-24 新日本制铁株式会社 焊接热影响区的耐软化性优良且扩孔弯边性好的高强度钢板及其制造方法
CN100392135C (zh) * 2005-06-30 2008-06-04 宝山钢铁股份有限公司 超高强带钢及其生产方法
CN100430505C (zh) * 2005-09-29 2008-11-05 宝山钢铁股份有限公司 抗拉强度在880Mpa以上的超高强度冷轧带钢及其制造方法
JP4825024B2 (ja) * 2006-03-09 2011-11-30 株式会社神戸製鋼所 疲労亀裂進展抑制および溶接熱影響部の靭性に優れた高降伏比高張力鋼板
CN101328564B (zh) * 2007-06-21 2010-04-07 宝山钢铁股份有限公司 具有优良焊接性的低屈强比ht780钢板及其制造方法
CN101538679B (zh) * 2009-04-17 2010-09-29 钢铁研究总院 一种微合金化易焊接增氮钢
CN101693980B (zh) * 2009-09-30 2011-06-01 山西太钢不锈钢股份有限公司 一种扁钢及其制造方法
CN101838768B (zh) * 2010-04-09 2012-08-22 武汉钢铁(集团)公司 耐低温冲击的热轧u型钢板桩用钢及其生产方法
KR20120105292A (ko) 2011-03-15 2012-09-25 삼성디스플레이 주식회사 증착 마스크 및 증착 마스크 제조 방법
CN102925799B (zh) * 2012-11-01 2015-08-19 湖南华菱湘潭钢铁有限公司 一种超高强钢板的生产方法
CN102925800B (zh) * 2012-11-01 2015-08-19 湖南华菱湘潭钢铁有限公司 一种超高强钢板的生产方法
CN102925802B (zh) * 2012-11-01 2015-08-19 湖南华菱湘潭钢铁有限公司 一种超高强钢板的生产方法
CN102925801A (zh) * 2012-11-01 2013-02-13 湖南华菱湘潭钢铁有限公司 一种超高强钢板的生产方法
CN105128446B (zh) * 2015-09-01 2017-12-29 宝鸡市钛程金属复合材料有限公司 钛钼镍合金复合板与其制作方法
KR101758497B1 (ko) * 2015-12-22 2017-07-27 주식회사 포스코 Pwht 저항성이 우수한 저온 압력용기용 강판 및 그 제조 방법
CN113441863B (zh) * 2020-03-24 2022-04-05 广西汽车集团有限公司 焊接件的焊缝疲劳强度评判方法
EP4116445A1 (de) * 2021-07-08 2023-01-11 SSAB Technology AB Warmgewalztes wetterfestes stahlprodukt und verfahren zur herstellung davon
CN117344232A (zh) * 2022-06-29 2024-01-05 宝山钢铁股份有限公司 一种490MPa级心部高疲劳强度的厚钢板及其制造方法
CN115058656B (zh) * 2022-06-30 2023-08-11 马鞍山钢铁股份有限公司 一种寒冷环境下服役的弹性车轮用轮箍及其热处理工艺
CN116482139B (zh) * 2023-06-21 2023-09-19 宁德时代新能源科技股份有限公司 电池疲劳强度确定方法、装置、计算机设备和存储介质

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (4)

* 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
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 (ja) * 1982-03-29 1991-11-25 Kobe Steel Ltd 伸びフランジ性等にすぐれた高強度鋼板
JP3265591B2 (ja) * 1991-08-12 2002-03-11 住友金属工業株式会社 溶接部靱性に優れた自動車用高強度電縫鋼管

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9504838A1 *

Also Published As

Publication number Publication date
CN1040555C (zh) 1998-11-04
EP0666332A1 (de) 1995-08-09
NO951288L (no) 1995-06-06
KR0157540B1 (ko) 1998-11-16
CN1113391A (zh) 1995-12-13
JP3526576B2 (ja) 2004-05-17
KR950703661A (ko) 1995-09-20
NO951288D0 (no) 1995-04-03
WO1995004838A1 (fr) 1995-02-16

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