IN2014DN09672A - - Google Patents

Info

Publication number
IN2014DN09672A
IN2014DN09672A IN9672DEN2014A IN2014DN09672A IN 2014DN09672 A IN2014DN09672 A IN 2014DN09672A IN 9672DEN2014 A IN9672DEN2014 A IN 9672DEN2014A IN 2014DN09672 A IN2014DN09672 A IN 2014DN09672A
Authority
IN
India
Prior art keywords
bainite
less
average
total
material comprises
Prior art date
Application number
Other languages
English (en)
Inventor
Kaori Kawano
Yasuaki Tanaka
Masahito Tasaka
Yoshiaki Nakazawa
Toshiro Tomida
Original Assignee
Nippon Steel & Sumitomo Metal 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 & Sumitomo Metal Corp filed Critical Nippon Steel & Sumitomo Metal Corp
Publication of IN2014DN09672A publication Critical patent/IN2014DN09672A/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
    • C22C38/14—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening
    • 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
    • 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
    • C21D8/0273—Final recrystallisation annealing
    • 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
    • C22C38/12—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • 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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • 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
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/16—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite
    • 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
    • C21D2211/008—Martensite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
IN9672DEN2014 2012-08-21 2013-08-21 IN2014DN09672A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012182710 2012-08-21
PCT/JP2013/072262 WO2014030663A1 (ja) 2012-08-21 2013-08-21 鋼材

Publications (1)

Publication Number Publication Date
IN2014DN09672A true IN2014DN09672A (da) 2015-07-31

Family

ID=50149969

Family Applications (1)

Application Number Title Priority Date Filing Date
IN9672DEN2014 IN2014DN09672A (da) 2012-08-21 2013-08-21

Country Status (15)

Country Link
US (1) US9994942B2 (da)
EP (1) EP2889395B1 (da)
JP (1) JP5610102B2 (da)
KR (1) KR101657017B1 (da)
CN (1) CN104583444B (da)
BR (1) BR112015002778B1 (da)
CA (1) CA2880617C (da)
ES (1) ES2650487T3 (da)
IN (1) IN2014DN09672A (da)
MX (1) MX369196B (da)
PL (1) PL2889395T3 (da)
RU (1) RU2599317C1 (da)
TW (1) TWI486460B (da)
WO (1) WO2014030663A1 (da)
ZA (1) ZA201409300B (da)

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Publication number Priority date Publication date Assignee Title
CN104043660B (zh) * 2013-09-26 2015-09-30 北大方正集团有限公司 一种非调质钢的生产工艺
US9869009B2 (en) * 2013-11-15 2018-01-16 Gregory Vartanov High strength low alloy steel and method of manufacturing
CN104878298B (zh) * 2015-05-15 2017-05-03 安泰科技股份有限公司 粉末冶金耐磨损耐腐蚀合金
SE1651545A1 (en) * 2016-11-25 2018-03-06 High strength cold rolled steel sheet for automotive use
JP6835294B2 (ja) * 2019-03-07 2021-02-24 日本製鉄株式会社 熱延鋼板およびその製造方法
JP7389322B2 (ja) * 2019-08-20 2023-11-30 日本製鉄株式会社 薄鋼板及びその製造方法
JP7191796B2 (ja) 2019-09-17 2022-12-19 株式会社神戸製鋼所 高強度鋼板およびその製造方法

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JPS62174322A (ja) 1985-10-15 1987-07-31 Kobe Steel Ltd 冷間加工性にすぐれる低降伏比高張力鋼板の製造方法
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JP3793350B2 (ja) 1998-06-29 2006-07-05 新日本製鐵株式会社 動的変形特性に優れたデュアルフェーズ型高強度冷延鋼板とその製造方法
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KR100937809B1 (ko) * 2005-03-31 2010-01-20 제이에프이 스틸 가부시키가이샤 열연강판, 그 제조방법 및 열연강판성형체
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JP4955496B2 (ja) * 2007-09-28 2012-06-20 株式会社神戸製鋼所 疲労特性及び伸びフランジ性に優れた高強度熱延鋼板
KR100928788B1 (ko) * 2007-12-28 2009-11-25 주식회사 포스코 용접성이 우수한 고강도 박강판과 그 제조방법
JP5200653B2 (ja) * 2008-05-09 2013-06-05 新日鐵住金株式会社 熱間圧延鋼板およびその製造方法
KR101412343B1 (ko) * 2009-11-18 2014-06-25 신닛테츠스미킨 카부시키카이샤 산세성, 화성 처리성, 피로 특성, 구멍 확장성 및 성형 시의 표면 거칠음 내성이 우수하고, 또한 강도와 연성이 등방성인 고강도 열연 강판 및 그의 제조 방법
CN102251170A (zh) * 2010-05-19 2011-11-23 宝山钢铁股份有限公司 一种超高强度贝氏体钢及其制造方法
JP4978741B2 (ja) 2010-05-31 2012-07-18 Ｊｆｅスチール株式会社 伸びフランジ性および耐疲労特性に優れた高強度熱延鋼板およびその製造方法
JP5521813B2 (ja) * 2010-06-17 2014-06-18 新日鐵住金株式会社 衝撃吸収部材
JP2012007649A (ja) * 2010-06-23 2012-01-12 Sumitomo Metal Ind Ltd 衝撃吸収部材
JP5126326B2 (ja) * 2010-09-17 2013-01-23 Ｊｆｅスチール株式会社 耐疲労特性に優れた高強度熱延鋼板およびその製造方法
JP5029748B2 (ja) * 2010-09-17 2012-09-19 Ｊｆｅスチール株式会社 靭性に優れた高強度熱延鋼板およびその製造方法
BR112013009277A2 (pt) * 2010-10-18 2016-07-26 Nippon Steel & Sumitomo Metal Corp chapa de aço laminada a quente, laminada a frio e revestida tendo ductilidade local e uniforme melhoradas a uma alta taxa de tensão
KR101374422B1 (ko) 2010-11-05 2014-03-17 신닛테츠스미킨 카부시키카이샤 고강도 강판 및 그 제조 방법
CN102226250B (zh) * 2011-06-13 2013-09-18 马鞍山钢铁股份有限公司 屈服强度700MPa的热轧钢板及其制备方法

Also Published As

Publication number Publication date
CN104583444B (zh) 2016-09-21
ZA201409300B (en) 2015-12-23
RU2599317C1 (ru) 2016-10-10
JPWO2014030663A1 (ja) 2016-07-28
CA2880617C (en) 2017-04-04
WO2014030663A1 (ja) 2014-02-27
ES2650487T3 (es) 2018-01-18
KR20150029718A (ko) 2015-03-18
CA2880617A1 (en) 2014-02-27
MX2015001911A (es) 2015-06-05
BR112015002778B1 (pt) 2020-04-22
JP5610102B2 (ja) 2014-10-22
TWI486460B (zh) 2015-06-01
PL2889395T3 (pl) 2018-03-30
BR112015002778A2 (pt) 2017-07-04
EP2889395B1 (en) 2017-10-04
US9994942B2 (en) 2018-06-12
EP2889395A4 (en) 2016-05-11
KR101657017B1 (ko) 2016-09-12
TW201418482A (zh) 2014-05-16
EP2889395A1 (en) 2015-07-01
US20150098857A1 (en) 2015-04-09
MX369196B (es) 2019-10-31
CN104583444A (zh) 2015-04-29

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