EP2799584A4 - Plaque d'acier épaisse de haute résistance mécanique pour structure dotée d'excellentes propriétés d'arrêt de propagation de fissures cassantes, et procédé de fabrication de celle-ci - Google Patents

Plaque d'acier épaisse de haute résistance mécanique pour structure dotée d'excellentes propriétés d'arrêt de propagation de fissures cassantes, et procédé de fabrication de celle-ci

Info

Publication number
EP2799584A4
EP2799584A4 EP12863408.6A EP12863408A EP2799584A4 EP 2799584 A4 EP2799584 A4 EP 2799584A4 EP 12863408 A EP12863408 A EP 12863408A EP 2799584 A4 EP2799584 A4 EP 2799584A4
Authority
EP
European Patent Office
Prior art keywords
construction
steel plate
production method
method therefor
excellent characteristics
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.)
Granted
Application number
EP12863408.6A
Other languages
German (de)
English (en)
Other versions
EP2799584B1 (fr
EP2799584A1 (fr
Inventor
Yoshiko Takeuchi
Kazukuni Hase
Shinji Mitao
Yoshiaki Murakami
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.)
JFE Steel Corp
Original Assignee
JFE 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 JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP2799584A1 publication Critical patent/EP2799584A1/fr
Publication of EP2799584A4 publication Critical patent/EP2799584A4/fr
Application granted granted Critical
Publication of EP2799584B1 publication Critical patent/EP2799584B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • 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
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • 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
    • C22C38/02—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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing 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
    • 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
    • C21D2201/00—Treatment for obtaining particular effects
    • C21D2201/05—Grain orientation
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
EP12863408.6A 2011-12-27 2012-05-18 Procédé de fabrication d'une plaque d'acier épaisse de haute résistance mécanique pour structure dotée d'excellentes propriétés d'arrêt de propagation de fissures cassantes Active EP2799584B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011285570 2011-12-27
JP2012111158A JP5304925B2 (ja) 2011-12-27 2012-05-15 脆性亀裂伝播停止特性に優れた構造用高強度厚鋼板およびその製造方法
PCT/JP2012/063409 WO2013099318A1 (fr) 2011-12-27 2012-05-18 Plaque d'acier épaisse de haute résistance mécanique pour structure dotée d'excellentes propriétés d'arrêt de propagation de fissures cassantes, et procédé de fabrication de celle-ci

Publications (3)

Publication Number Publication Date
EP2799584A1 EP2799584A1 (fr) 2014-11-05
EP2799584A4 true EP2799584A4 (fr) 2015-01-07
EP2799584B1 EP2799584B1 (fr) 2019-01-02

Family

ID=48696841

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12863408.6A Active EP2799584B1 (fr) 2011-12-27 2012-05-18 Procédé de fabrication d'une plaque d'acier épaisse de haute résistance mécanique pour structure dotée d'excellentes propriétés d'arrêt de propagation de fissures cassantes

Country Status (6)

Country Link
EP (1) EP2799584B1 (fr)
JP (1) JP5304925B2 (fr)
KR (1) KR101588258B1 (fr)
CN (1) CN104024462B (fr)
BR (1) BR112014015779B1 (fr)
WO (1) WO2013099318A1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014155440A1 (fr) * 2013-03-26 2014-10-02 Ｊｆｅスチール株式会社 Plaque d'acier épaisse de haute résistance pour un soudage à apport de chaleur élevé dotée d'excellentes propriétés d'arrêt de propagation de fissures cassantes et procédé de fabrication associé
KR101523229B1 (ko) * 2013-11-28 2015-05-28 한국생산기술연구원 저온 특성이 향상된 금속 재료 및 그 제조방법
WO2015088040A1 (fr) * 2013-12-12 2015-06-18 Ｊｆｅスチール株式会社 Tôle d'acier et procédé permettant de fabriquer cette dernière
EP3128033B1 (fr) 2014-03-31 2019-05-22 JFE Steel Corporation Plaque d'acier à haute résistance à la traction et son procédé de production
KR101657827B1 (ko) * 2014-12-24 2016-09-20 주식회사 포스코 취성균열전파 저항성이 우수한 구조용 극후물 강재 및 그 제조방법
JP6788589B2 (ja) * 2014-12-24 2020-11-25 ポスコＰｏｓｃｏ 脆性亀裂伝播抵抗性に優れた高強度鋼材及びその製造方法
WO2016105064A1 (fr) * 2014-12-24 2016-06-30 주식회사 포스코 Acier à haute résistance ayant une excellente résistance à la propagation de fissures fragiles et procédé de production s'y rapportant
JP6475836B2 (ja) * 2014-12-24 2019-02-27 ポスコＰｏｓｃｏ 脆性亀裂伝播抵抗性に優れた高強度鋼材及びその製造方法
CN108026618B (zh) * 2015-09-18 2020-03-06 杰富意钢铁株式会社 结构用高强度厚钢板及其制造方法
CN108779525A (zh) * 2016-02-24 2018-11-09 杰富意钢铁株式会社 脆性裂纹传播停止特性优良的高强度极厚钢板及其制造方法
RU2630086C1 (ru) * 2016-06-14 2017-09-05 Федеральное государственное бюджетное образовательное учреждение высшего образования "Калининградский государственный технический университет" Малокремнистая судостроительная сталь
JP6274375B1 (ja) * 2016-08-09 2018-02-07 Ｊｆｅスチール株式会社 高強度厚鋼板およびその製造方法
KR102239631B1 (ko) * 2016-08-09 2021-04-12 제이에프이 스틸 가부시키가이샤 고강도 후강판 및 그의 제조 방법
KR102193527B1 (ko) * 2016-08-09 2020-12-21 제이에프이 스틸 가부시키가이샤 고강도 후강판 및 그의 제조 방법

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004143555A (ja) * 2002-10-25 2004-05-20 Jfe Steel Kk 耐応力腐食割れ性に優れた低温用鋼材の製造方法
JP2007254767A (ja) * 2006-03-20 2007-10-04 Nippon Steel Corp 高張力厚鋼板の溶接継手
JP2008214652A (ja) * 2007-02-28 2008-09-18 Jfe Steel Kk 脆性亀裂伝播停止特性に優れた構造用高強度厚鋼板およびその製造方法
JP2008261030A (ja) * 2007-04-13 2008-10-30 Nippon Steel Corp 脆性き裂伝播停止特性に優れた厚手高強度鋼板の製造方法
JP2009068050A (ja) * 2007-09-11 2009-04-02 Kobe Steel Ltd 母材低温靭性に優れた大入熱溶接用高張力鋼板
JP2009185343A (ja) * 2008-02-07 2009-08-20 Jfe Steel Corp 大入熱溶接部の靭性および脆性き裂伝播停止特性に優れた高強度厚鋼板およびその製造方法
JP2011052243A (ja) * 2009-08-31 2011-03-17 Nippon Steel Corp 脆性き裂伝播停止特性に優れた厚手高強度鋼板の製造方法
JP2011105963A (ja) * 2009-11-12 2011-06-02 Nippon Steel Corp 低温靭性の優れた低降伏比高張力鋼板の製造方法

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JPH07100814B2 (ja) * 1990-09-28 1995-11-01 新日本製鐵株式会社 脆性亀裂伝播停止特性と低温靭性の優れた鋼板の製造方法
JP2659661B2 (ja) 1993-01-06 1997-09-30 新日本製鐵株式会社 継手部の脆性破壊伝播停止性能の優れた溶接用構造用鋼とその製造方法
JPH07100814A (ja) 1993-10-04 1995-04-18 Sekisui Chem Co Ltd セメント成形品の製造方法
JPH08209239A (ja) * 1995-02-01 1996-08-13 Kobe Steel Ltd −５０℃以下の脆性亀裂伝播停止特性を有する低温用厚鋼材の製造方法
JP3548349B2 (ja) 1996-09-18 2004-07-28 新日本製鐵株式会社 塑性変形後の耐脆性破壊特性の優れた構造用鋼板
JP3467767B2 (ja) 1998-03-13 2003-11-17 Ｊｆｅスチール株式会社 脆性亀裂伝播停止特性に優れた鋼材およびその製造方法
JP4077167B2 (ja) 2001-02-28 2008-04-16 株式会社神戸製鋼所 アレスト特性に優れた鋼板およびその製法
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JP5434145B2 (ja) * 2009-03-04 2014-03-05 Ｊｆｅスチール株式会社 脆性亀裂伝播停止特性に優れた構造用高強度厚鋼板およびその製造方法
JP5278188B2 (ja) * 2009-06-19 2013-09-04 新日鐵住金株式会社 耐水素誘起割れ性および脆性亀裂伝播停止特性に優れた厚鋼板

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004143555A (ja) * 2002-10-25 2004-05-20 Jfe Steel Kk 耐応力腐食割れ性に優れた低温用鋼材の製造方法
JP2007254767A (ja) * 2006-03-20 2007-10-04 Nippon Steel Corp 高張力厚鋼板の溶接継手
JP2008214652A (ja) * 2007-02-28 2008-09-18 Jfe Steel Kk 脆性亀裂伝播停止特性に優れた構造用高強度厚鋼板およびその製造方法
JP2008261030A (ja) * 2007-04-13 2008-10-30 Nippon Steel Corp 脆性き裂伝播停止特性に優れた厚手高強度鋼板の製造方法
JP2009068050A (ja) * 2007-09-11 2009-04-02 Kobe Steel Ltd 母材低温靭性に優れた大入熱溶接用高張力鋼板
JP2009185343A (ja) * 2008-02-07 2009-08-20 Jfe Steel Corp 大入熱溶接部の靭性および脆性き裂伝播停止特性に優れた高強度厚鋼板およびその製造方法
JP2011052243A (ja) * 2009-08-31 2011-03-17 Nippon Steel Corp 脆性き裂伝播停止特性に優れた厚手高強度鋼板の製造方法
JP2011105963A (ja) * 2009-11-12 2011-06-02 Nippon Steel Corp 低温靭性の優れた低降伏比高張力鋼板の製造方法

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* Cited by examiner, † Cited by third party
Title
DATABASE WPI Week 200770, Derwent World Patents Index; AN 2007-746606, XP002733006 *
See also references of WO2013099318A1 *

Also Published As

Publication number Publication date
EP2799584B1 (fr) 2019-01-02
EP2799584A1 (fr) 2014-11-05
JP5304925B2 (ja) 2013-10-02
BR112014015779B1 (pt) 2019-04-09
BR112014015779A2 (pt) 2017-06-13
WO2013099318A1 (fr) 2013-07-04
CN104024462B (zh) 2016-03-23
CN104024462A (zh) 2014-09-03
KR20140097463A (ko) 2014-08-06
KR101588258B1 (ko) 2016-01-25
BR112014015779A8 (pt) 2017-07-04
JP2013151732A (ja) 2013-08-08

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