JP6154010B2 - 熱間圧延平鋼製品およびその製造方法 - Google Patents

熱間圧延平鋼製品およびその製造方法 Download PDF

Info

Publication number
JP6154010B2
JP6154010B2 JP2015523568A JP2015523568A JP6154010B2 JP 6154010 B2 JP6154010 B2 JP 6154010B2 JP 2015523568 A JP2015523568 A JP 2015523568A JP 2015523568 A JP2015523568 A JP 2015523568A JP 6154010 B2 JP6154010 B2 JP 6154010B2
Authority
JP
Japan
Prior art keywords
flat steel
steel product
temperature
content
microstructure
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.)
Expired - Fee Related
Application number
JP2015523568A
Other languages
English (en)
Japanese (ja)
Other versions
JP2015528064A (ja
Inventor
ハメル,ブリギッテ
ヘラー,トーマス
ヒスケル,フランク
カヴァラ,ルドルフ
コルパラ,グルツェゴルツ
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.)
ThyssenKrupp Steel Europe AG
Original Assignee
ThyssenKrupp Steel Europe AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=48874319&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JP6154010(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by ThyssenKrupp Steel Europe AG filed Critical ThyssenKrupp Steel Europe AG
Publication of JP2015528064A publication Critical patent/JP2015528064A/ja
Application granted granted Critical
Publication of JP6154010B2 publication Critical patent/JP6154010B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18Hardening; Quenching with or without subsequent tempering
    • C21D1/19Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20Isothermal quenching, e.g. bainitic hardening
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/004Heat treatment of ferrous alloys containing Cr and Ni
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/005Heat treatment of ferrous alloys containing Mn
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/008Heat treatment of ferrous alloys containing Si
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226Hot rolling
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263Modifying 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
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0447Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
    • C21D8/0463Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment following hot rolling
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/06Ferrous alloys, e.g. steel alloys containing aluminium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/16Ferrous alloys, e.g. steel alloys containing copper
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/28Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/34Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/001Austenite
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/002Bainite

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 Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
JP2015523568A 2012-07-27 2013-07-26 熱間圧延平鋼製品およびその製造方法 Expired - Fee Related JP6154010B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12178330.2A EP2690183B1 (de) 2012-07-27 2012-07-27 Warmgewalztes Stahlflachprodukt und Verfahren zu seiner Herstellung
EP12178330.2 2012-07-27
PCT/EP2013/065836 WO2014016420A1 (de) 2012-07-27 2013-07-26 Warmgewalztes stahlflachprodukt und verfahren zu seiner herstellung

Publications (2)

Publication Number Publication Date
JP2015528064A JP2015528064A (ja) 2015-09-24
JP6154010B2 true JP6154010B2 (ja) 2017-06-28

Family

ID=48874319

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015523568A Expired - Fee Related JP6154010B2 (ja) 2012-07-27 2013-07-26 熱間圧延平鋼製品およびその製造方法

Country Status (7)

Country Link
US (1) US20150203946A1 (zh)
EP (1) EP2690183B1 (zh)
JP (1) JP6154010B2 (zh)
KR (1) KR20150038426A (zh)
CN (1) CN104662179B (zh)
BR (1) BR112015001456A2 (zh)
WO (1) WO2014016420A1 (zh)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017085135A1 (de) * 2015-11-16 2017-05-26 Benteler Steel/Tube Gmbh Stahllegierung mit hohem energieaufnahmevermögen und stahlrohrprodukt
WO2017109539A1 (en) * 2015-12-21 2017-06-29 Arcelormittal Method for producing a high strength steel sheet having improved strength and formability, and obtained high strength steel sheet
KR101751530B1 (ko) 2015-12-28 2017-06-27 주식회사 포스코 공구용 강판 및 그 제조방법
KR102035525B1 (ko) * 2016-06-27 2019-10-24 한국기계연구원 필름형 잔류 오스테나이트를 포함하는 강재
KR101822292B1 (ko) 2016-08-17 2018-01-26 현대자동차주식회사 고강도 특수강
KR101822295B1 (ko) 2016-09-09 2018-01-26 현대자동차주식회사 고강도 특수강
CN110291215B (zh) * 2017-01-20 2022-03-29 蒂森克虏伯钢铁欧洲股份公司 由具有大部分为贝氏体的组织结构的复相钢组成的热轧扁钢产品和用于生产这种扁钢产品的方法
WO2019020169A1 (de) * 2017-07-25 2019-01-31 Thyssenkrupp Steel Europe Ag Blechbauteil, hergestellt durch warmumformen eines stahlflachprodukts und verfahren zu dessen herstellung
KR101989236B1 (ko) * 2017-09-26 2019-06-13 현대제철 주식회사 전단 특성이 우수한 열연강판 제조방법 및 이에 의해 제조된 열연강판
CN111542635B (zh) * 2017-12-28 2022-07-01 通用汽车环球科技运作有限责任公司 具有增强的抗氧化性的用于热冲压的钢
WO2019222950A1 (en) 2018-05-24 2019-11-28 GM Global Technology Operations LLC A method for improving both strength and ductility of a press-hardening steel
WO2019238741A1 (de) 2018-06-12 2019-12-19 Thyssenkrupp Steel Europe Ag Stahlflachprodukt und verfahren zu seiner herstellung
WO2019241902A1 (en) 2018-06-19 2019-12-26 GM Global Technology Operations LLC Low density press-hardening steel having enhanced mechanical properties
US11530469B2 (en) 2019-07-02 2022-12-20 GM Global Technology Operations LLC Press hardened steel with surface layered homogenous oxide after hot forming
EP3872193A1 (de) 2020-02-26 2021-09-01 ThyssenKrupp Steel Europe AG Verfahren zur herstellung eines warmgewalzten stahlflachprodukts und stahlflachprodukt
EP3872194A1 (de) 2020-02-26 2021-09-01 ThyssenKrupp Steel Europe AG Verfahren zur herstellung eines warmgewalzten stahlflachprodukts und stahlflachprodukt
CN112795852A (zh) * 2020-11-23 2021-05-14 唐山钢铁集团有限责任公司 1200MPa级高扩孔性能冷轧镀锌带钢及其生产方法
CN114790530B (zh) * 2021-01-26 2024-03-08 宝山钢铁股份有限公司 一种高塑性超高强钢板及其制造方法
WO2023054706A1 (ja) 2021-09-30 2023-04-06 味の素株式会社 抗体および機能性物質のコンジュゲートまたはその塩、ならびにその製造に用いられる抗体誘導体および化合物またはそれらの塩

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01159317A (ja) * 1987-12-17 1989-06-22 Nippon Steel Corp 強度延性バランスの優れた高強度熱延鋼板の製造方法
US6190469B1 (en) 1996-11-05 2001-02-20 Pohang Iron & Steel Co., Ltd. Method for manufacturing high strength and high formability hot-rolled transformation induced plasticity steel containing copper
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
US6364968B1 (en) * 2000-06-02 2002-04-02 Kawasaki Steel Corporation High-strength hot-rolled steel sheet having excellent stretch flangeability, and method of producing the same
FR2834722B1 (fr) 2002-01-14 2004-12-24 Usinor Procede de fabrication d'un produit siderurgique en acier au carbone riche en cuivre, et produit siderurgique ainsi obtenu
EP1749895A1 (fr) * 2005-08-04 2007-02-07 ARCELOR France Procédé de fabrication de tôles d'acier présentant une haute résistance et une excellente ductilité, et tôles ainsi produites
EP1832667A1 (fr) 2006-03-07 2007-09-12 ARCELOR France Procédé de fabrication de tôles d'acier à très hautes caractéristiques de résistance, de ductilité et de tenacité, et tôles ainsi produites
PL1918403T3 (pl) * 2006-10-30 2009-10-30 Thyssenkrupp Steel Ag Sposób wytwarzania płaskich produktów stalowych ze stali tworzącej strukturę martenzytyczną
JP5214905B2 (ja) 2007-04-17 2013-06-19 株式会社中山製鋼所 高強度熱延鋼板およびその製造方法
EP2028282B1 (de) * 2007-08-15 2012-06-13 ThyssenKrupp Steel Europe AG Dualphasenstahl, Flachprodukt aus einem solchen Dualphasenstahl und Verfahren zur Herstellung eines Flachprodukts
KR101067896B1 (ko) * 2007-12-06 2011-09-27 주식회사 포스코 강도 및 연성이 우수한 고탄소 강판 및 그 제조 방법
JP5068688B2 (ja) 2008-04-24 2012-11-07 新日本製鐵株式会社 穴広げ性に優れた熱延鋼板
JP5418047B2 (ja) * 2008-09-10 2014-02-19 Jfeスチール株式会社 高強度鋼板およびその製造方法
JP5365112B2 (ja) * 2008-09-10 2013-12-11 Jfeスチール株式会社 高強度鋼板およびその製造方法
JP2010065272A (ja) * 2008-09-10 2010-03-25 Jfe Steel Corp 高強度鋼板およびその製造方法
JP5207130B2 (ja) 2008-09-24 2013-06-12 スズキ株式会社 車体後部構造
JP5504636B2 (ja) 2009-02-04 2014-05-28 Jfeスチール株式会社 高強度熱延鋼板およびその製造方法
JP5287770B2 (ja) * 2010-03-09 2013-09-11 Jfeスチール株式会社 高強度鋼板およびその製造方法

Also Published As

Publication number Publication date
JP2015528064A (ja) 2015-09-24
US20150203946A1 (en) 2015-07-23
CN104662179B (zh) 2018-01-12
CN104662179A (zh) 2015-05-27
EP2690183B1 (de) 2017-06-28
EP2690183A1 (de) 2014-01-29
KR20150038426A (ko) 2015-04-08
WO2014016420A1 (de) 2014-01-30
BR112015001456A2 (pt) 2017-07-04

Similar Documents

Publication Publication Date Title
JP6154010B2 (ja) 熱間圧延平鋼製品およびその製造方法
JP6992070B2 (ja) 非常に良好な成形性を有する焼戻しされた被覆鋼板及びこの鋼板を製造する方法
JP7118972B2 (ja) 非常に良好な成形性を有する焼戻しされた被覆鋼板及びこの鋼板を製造する方法
JP6603669B2 (ja) 高強度の平鋼製品を製造するための方法
KR101461583B1 (ko) 보론으로 미량 합금화된 다상 강으로부터 평판형 강 제품을 제조하는 방법
KR101458039B1 (ko) 복상 조직을 형성하는 강으로부터 평판형 강 제품을 제조하는 방법
JP6202579B2 (ja) 冷間圧延による平鋼製品及びそれを製造するための方法
KR101850122B1 (ko) 복합조직강, 복합조직강으로 제조된 냉연 평판 제품 및 제조 방법
KR101458577B1 (ko) 마르텐사이트 조직을 형성하는 강으로부터 평판형 강 제품을 제조하는 방법
JP6606075B2 (ja) 鋼部品を製造する方法
WO2011115279A1 (ja) 冷間加工性と焼入れ性に優れた熱延鋼板およびその製造方法
EP3504349A1 (de) Verfahren zur herstellung eines höchstfesten stahlbandes mit verbesserten eigenschaften bei der weiterverarbeitung und ein derartiges stahlband
KR101461585B1 (ko) 실리콘으로 합금화된 다상 강으로부터 평판형 강 제품을 제조하는 방법
JP4803055B2 (ja) 高強度冷延鋼板用熱延鋼板の製造方法
JP5280795B2 (ja) 機械的特性の安定性に優れた高強度冷延鋼板の製造方法
KR101461584B1 (ko) 알루미늄으로 합금화된 다상 강으로부터 평판형 강 제품을 제조하는 방법
JP5087865B2 (ja) 高炭素冷延鋼板およびその製造方法
RU2471004C1 (ru) Способ производства стальной высокопрочной наноструктурированной арматуры
KR101455470B1 (ko) 냉연강판 제조 방법
KR20210079720A (ko) 합금화용융아연도금 강판 및 그 제조방법
JP3697573B2 (ja) コイル内材質変動の少ない高加工性高強度熱延鋼板の製造方法。
KR101412354B1 (ko) 고강도 강판 제조 방법
RU2361933C1 (ru) Способ производства холоднокатаного проката
KR101299328B1 (ko) 고강도 강판 제조 방법
JP2000212690A (ja) 成形性および表面性状が優れた高強度熱延鋼板およびその製造方法

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20160222

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20170116

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20170207

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20170428

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20170523

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20170531

R150 Certificate of patent or registration of utility model

Ref document number: 6154010

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees