JP5304925B2 - 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 - Google Patents

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 Download PDF

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JP5304925B2
JP5304925B2 JP2012111158A JP2012111158A JP5304925B2 JP 5304925 B2 JP5304925 B2 JP 5304925B2 JP 2012111158 A JP2012111158 A JP 2012111158A JP 2012111158 A JP2012111158 A JP 2012111158A JP 5304925 B2 JP5304925 B2 JP 5304925B2
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plate thickness
crack propagation
rolling
less
brittle crack
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JP2013151732A (ja
Inventor
佳子 竹内
和邦 長谷
眞司 三田尾
善明 村上
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JFE Steel Corp
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JFE Steel Corp
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Priority to JP2012111158A priority Critical patent/JP5304925B2/ja
Priority to BR112014015779-0A priority patent/BR112014015779B1/pt
Priority to KR1020147017473A priority patent/KR101588258B1/ko
Priority to PCT/JP2012/063409 priority patent/WO2013099318A1/ja
Priority to CN201280065286.0A priority patent/CN104024462B/zh
Priority to EP12863408.6A priority patent/EP2799584B1/en
Publication of JP2013151732A publication Critical patent/JP2013151732A/ja
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    • 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

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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)
JP2012111158A 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 Active JP5304925B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
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
BR112014015779-0A BR112014015779B1 (pt) 2011-12-27 2012-05-18 Método para produzir uma placa de aço espessa de alta resistência para uso estrutural
KR1020147017473A KR101588258B1 (ko) 2011-12-27 2012-05-18 취성 균열 전파 정지 특성이 우수한 구조용 고강도 후강판 및 그의 제조 방법
PCT/JP2012/063409 WO2013099318A1 (ja) 2011-12-27 2012-05-18 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
CN201280065286.0A CN104024462B (zh) 2011-12-27 2012-05-18 脆性裂纹传播停止特性优良的结构用高强度厚钢板及其制造方法
EP12863408.6A EP2799584B1 (en) 2011-12-27 2012-05-18 Production method for a high-strength thick steel plate for construction having excellent characteristics for preventing diffusion of brittle cracks,

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011285570 2011-12-27
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

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Publication Number Publication Date
JP2013151732A JP2013151732A (ja) 2013-08-08
JP5304925B2 true JP5304925B2 (ja) 2013-10-02

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EP (1) EP2799584B1 (pt)
JP (1) JP5304925B2 (pt)
KR (1) KR101588258B1 (pt)
CN (1) CN104024462B (pt)
BR (1) BR112014015779B1 (pt)
WO (1) WO2013099318A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105102650B (zh) * 2013-03-26 2017-10-24 杰富意钢铁株式会社 脆性裂纹传播停止特性优良的大线能量焊接用高强度厚钢板及其制造方法
KR101523229B1 (ko) * 2013-11-28 2015-05-28 한국생산기술연구원 저온 특성이 향상된 금속 재료 및 그 제조방법
KR101846759B1 (ko) * 2013-12-12 2018-04-06 제이에프이 스틸 가부시키가이샤 강판 및 그 제조 방법
KR20160127808A (ko) 2014-03-31 2016-11-04 제이에프이 스틸 가부시키가이샤 고장력 강판 및 그 제조 방법
US10883159B2 (en) 2014-12-24 2021-01-05 Posco High-strength steel having superior brittle crack arrestability, and production method therefor
EP3239331B1 (en) * 2014-12-24 2020-10-28 Posco High-strength steel having superior brittle crack arrestability, and production method therefor
KR101657827B1 (ko) * 2014-12-24 2016-09-20 주식회사 포스코 취성균열전파 저항성이 우수한 구조용 극후물 강재 및 그 제조방법
US10822671B2 (en) 2014-12-24 2020-11-03 Posco High-strength steel having superior brittle crack arrestability, and production method therefor
WO2017047088A1 (ja) * 2015-09-18 2017-03-23 Ｊｆｅスチール株式会社 構造用高強度厚鋼板およびその製造方法
JP6338022B2 (ja) * 2016-02-24 2018-06-06 Ｊｆｅスチール株式会社 脆性き裂伝播停止特性に優れた高強度極厚鋼板およびその製造方法
RU2630086C1 (ru) * 2016-06-14 2017-09-05 Федеральное государственное бюджетное образовательное учреждение высшего образования "Калининградский государственный технический университет" Малокремнистая судостроительная сталь
WO2018030171A1 (ja) * 2016-08-09 2018-02-15 Ｊｆｅスチール株式会社 高強度厚鋼板およびその製造方法
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
WO2018030186A1 (ja) * 2016-08-09 2018-02-15 Ｊｆｅスチール株式会社 高強度厚鋼板およびその製造方法

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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
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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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JP5487892B2 (ja) * 2009-11-12 2014-05-14 新日鐵住金株式会社 低温靭性の優れた低降伏比高張力鋼板の製造方法

Also Published As

Publication number Publication date
WO2013099318A1 (ja) 2013-07-04
KR20140097463A (ko) 2014-08-06
BR112014015779B1 (pt) 2019-04-09
KR101588258B1 (ko) 2016-01-25
EP2799584A4 (en) 2015-01-07
BR112014015779A2 (pt) 2017-06-13
BR112014015779A8 (pt) 2017-07-04
CN104024462B (zh) 2016-03-23
CN104024462A (zh) 2014-09-03
EP2799584B1 (en) 2019-01-02
EP2799584A1 (en) 2014-11-05
JP2013151732A (ja) 2013-08-08

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