TWI504759B - High strength thick steel sheet with excellent brittle crack propagation stability and its manufacturing method - Google Patents

High strength thick steel sheet with excellent brittle crack propagation stability and its manufacturing method Download PDF

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Publication number
TWI504759B
TWI504759B TW101150440A TW101150440A TWI504759B TW I504759 B TWI504759 B TW I504759B TW 101150440 A TW101150440 A TW 101150440A TW 101150440 A TW101150440 A TW 101150440A TW I504759 B TWI504759 B TW I504759B
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TW
Taiwan
Prior art keywords
thickness
less
steel
temperature
rolling
Prior art date
Application number
TW101150440A
Other languages
English (en)
Chinese (zh)
Other versions
TW201333219A (zh
Inventor
Kazukuni Hase
Yoshiko Takeuchi
Kimihiro Nishimura
Shinji Mitao
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 TW201333219A publication Critical patent/TW201333219A/zh
Application granted granted Critical
Publication of TWI504759B publication Critical patent/TWI504759B/zh

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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
    • C22C38/06—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
    • 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
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/12—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
    • 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)
  • 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)
TW101150440A 2011-12-27 2012-12-27 High strength thick steel sheet with excellent brittle crack propagation stability and its manufacturing method TWI504759B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011285567 2011-12-27

Publications (2)

Publication Number Publication Date
TW201333219A TW201333219A (zh) 2013-08-16
TWI504759B true TWI504759B (zh) 2015-10-21

Family

ID=48696723

Family Applications (1)

Application Number Title Priority Date Filing Date
TW101150440A TWI504759B (zh) 2011-12-27 2012-12-27 High strength thick steel sheet with excellent brittle crack propagation stability and its manufacturing method

Country Status (6)

Country Link
JP (1) JP5733425B2 (ja)
KR (2) KR101614375B1 (ja)
CN (1) CN104011247B (ja)
BR (1) BR112014015789B1 (ja)
TW (1) TWI504759B (ja)
WO (1) WO2013099179A1 (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5900312B2 (ja) * 2011-12-27 2016-04-06 Ｊｆｅスチール株式会社 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
KR101657827B1 (ko) * 2014-12-24 2016-09-20 주식회사 포스코 취성균열전파 저항성이 우수한 구조용 극후물 강재 및 그 제조방법
CN107109597B (zh) * 2014-12-24 2020-01-31 Posco公司 耐脆性裂纹扩展性优异的高强度钢材及其制造方法
US10822671B2 (en) * 2014-12-24 2020-11-03 Posco High-strength steel having superior brittle crack arrestability, and production method therefor
CN107109592A (zh) * 2014-12-24 2017-08-29 Posco公司 耐脆性裂纹扩展性优异的高强度钢材及其制造方法
CN104694850B (zh) * 2015-03-12 2017-03-15 东北大学 一种止裂性能优异的厚钢板及其制造方法
CN110878404B (zh) * 2015-09-18 2022-03-04 杰富意钢铁株式会社 结构用高强度厚钢板
KR101726082B1 (ko) * 2015-12-04 2017-04-12 주식회사 포스코 취성균열전파 저항성 및 용접부 취성균열개시 저항성이 우수한 고강도 강재 및 그 제조방법
KR101736611B1 (ko) * 2015-12-04 2017-05-17 주식회사 포스코 취성균열전파 저항성 및 용접부 취성균열개시 저항성이 우수한 고강도 강재 및 그 제조방법
JP6816739B2 (ja) * 2018-04-05 2021-01-20 Ｊｆｅスチール株式会社 鋼板およびその製造方法
CN112522583B (zh) * 2019-09-19 2022-10-21 宝山钢铁股份有限公司 一种高强耐火耐候钢板/带及其生产方法
JP7445127B2 (ja) 2020-04-21 2024-03-07 日本製鉄株式会社 Ｌｐｇ貯蔵タンク用鋼板およびその製造方法
CN113528957A (zh) * 2021-06-30 2021-10-22 武汉钢铁有限公司 具有优良疲劳性能和耐腐蚀性能的高强度集装箱钢及其制造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008214653A (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

Family Cites Families (11)

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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
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
JP5040086B2 (ja) * 2005-08-31 2012-10-03 Ｊｆｅスチール株式会社 歪脆化の少ない構造用高張力鋼材
JP5064150B2 (ja) * 2006-12-14 2012-10-31 新日本製鐵株式会社 脆性き裂伝播停止性能に優れた高強度厚鋼板
JP4946512B2 (ja) 2007-02-28 2012-06-06 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
JP5146033B2 (ja) 2008-03-19 2013-02-20 Ｊｆｅスチール株式会社 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
JP5146198B2 (ja) 2008-08-22 2013-02-20 Ｊｆｅスチール株式会社 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
TW201036746A (en) * 2009-01-14 2010-10-16 Nippon Steel Corp Weld dtructure having brittle fracture arresting characterstics
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
BR112012029698B1 (pt) * 2010-05-27 2019-02-19 Nippon Steel & Sumitomo Metal Corporation Método de produção de uma chapa de aço de alta resistência para uma estrutura soldada

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008214653A (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

Also Published As

Publication number Publication date
BR112014015789A8 (pt) 2017-07-04
BR112014015789B1 (pt) 2019-10-29
BR112014015789A2 (pt) 2017-06-13
KR20160021912A (ko) 2016-02-26
KR101614375B1 (ko) 2016-04-21
JP5733425B2 (ja) 2015-06-10
JPWO2013099179A1 (ja) 2015-04-30
CN104011247B (zh) 2016-11-02
KR101681491B1 (ko) 2016-12-01
CN104011247A (zh) 2014-08-27
KR20140113975A (ko) 2014-09-25
WO2013099179A1 (ja) 2013-07-04
TW201333219A (zh) 2013-08-16

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