ATE278812T1 - Warmgewalztes stahlblech mit ultrafeinem korngefüge und verfahren zu dessen herstellung - Google Patents

Warmgewalztes stahlblech mit ultrafeinem korngefüge und verfahren zu dessen herstellung

Info

Publication number
ATE278812T1
ATE278812T1 AT99121863T AT99121863T ATE278812T1 AT E278812 T1 ATE278812 T1 AT E278812T1 AT 99121863 T AT99121863 T AT 99121863T AT 99121863 T AT99121863 T AT 99121863T AT E278812 T1 ATE278812 T1 AT E278812T1
Authority
AT
Austria
Prior art keywords
steel sheet
phase
hot rolled
less
rolled steel
Prior art date
Application number
AT99121863T
Other languages
English (en)
Inventor
Eiko Yasuhara
Akio Tosaka
Osamu Furukimi
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=18108243&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE278812(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Jfe Steel Corp filed Critical Jfe Steel Corp
Application granted granted Critical
Publication of ATE278812T1 publication Critical patent/ATE278812T1/de

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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • 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
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys 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
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B21B1/24—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process
    • B21B1/26—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process by hot-rolling, e.g. Steckel hot mill
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
    • B21B27/06—Lubricating, cooling or heating rolls
    • B21B27/10—Lubricating, cooling or heating rolls externally
    • B21B27/106—Heating the rolls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/004—Heating the product

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)
  • Manufacturing Of Steel Electrode Plates (AREA)
AT99121863T 1998-11-10 1999-11-04 Warmgewalztes stahlblech mit ultrafeinem korngefüge und verfahren zu dessen herstellung ATE278812T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10319262A JP3039862B1 (ja) 1998-11-10 1998-11-10 超微細粒を有する加工用熱延鋼板

Publications (1)

Publication Number Publication Date
ATE278812T1 true ATE278812T1 (de) 2004-10-15

Family

ID=18108243

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99121863T ATE278812T1 (de) 1998-11-10 1999-11-04 Warmgewalztes stahlblech mit ultrafeinem korngefüge und verfahren zu dessen herstellung

Country Status (11)

Country Link
US (2) US6290784B1 (de)
EP (1) EP1001041B1 (de)
JP (1) JP3039862B1 (de)
KR (1) KR100543828B1 (de)
CN (1) CN1104506C (de)
AT (1) ATE278812T1 (de)
AU (1) AU759827B2 (de)
BR (1) BR9905318A (de)
CA (1) CA2288426C (de)
DE (1) DE69920847T2 (de)
TW (1) TW473549B (de)

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CN109536846B (zh) * 2017-09-21 2020-12-08 上海梅山钢铁股份有限公司 屈服强度700MPa级高韧性热轧钢板及其制造方法
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CN111440984A (zh) * 2020-04-07 2020-07-24 湖南华菱涟源钢铁有限公司 一种屈服强度700MPa级热轧钢板及其制造方法
CN112522489A (zh) * 2020-11-30 2021-03-19 安徽工业大学 一种利用超细奥氏体强化相变实现组织细化的方法
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EP0945522B1 (de) * 1997-09-11 2005-04-13 JFE Steel Corporation Verfahren zur herstellung ultrafeinkörnigen warmgewalzten stahlblechs

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US20010004910A1 (en) 2001-06-28
AU5933199A (en) 2000-05-11
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JP3039862B1 (ja) 2000-05-08
JP2000144316A (ja) 2000-05-26
TW473549B (en) 2002-01-21
BR9905318A (pt) 2000-09-05
KR20000035297A (ko) 2000-06-26
CN1257933A (zh) 2000-06-28
KR100543828B1 (ko) 2006-01-23
DE69920847D1 (de) 2004-11-11
EP1001041A1 (de) 2000-05-17
CN1104506C (zh) 2003-04-02
CA2288426A1 (en) 2000-05-10
CA2288426C (en) 2006-12-19
DE69920847T2 (de) 2005-02-10
AU759827B2 (en) 2003-05-01
US6290784B1 (en) 2001-09-18

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