DE69012073D1 - Hochfestes kaltgewalztes Stahlblech, entweder feuerverzinkt oder nicht, mit verbesserten Streckbördeleigenschaften und Herstellungsverfahren. - Google Patents

Hochfestes kaltgewalztes Stahlblech, entweder feuerverzinkt oder nicht, mit verbesserten Streckbördeleigenschaften und Herstellungsverfahren.

Info

Publication number
DE69012073D1
DE69012073D1 DE69012073T DE69012073T DE69012073D1 DE 69012073 D1 DE69012073 D1 DE 69012073D1 DE 69012073 T DE69012073 T DE 69012073T DE 69012073 T DE69012073 T DE 69012073T DE 69012073 D1 DE69012073 D1 DE 69012073D1
Authority
DE
Germany
Prior art keywords
steel sheet
high strength
rolled steel
manufacturing processes
cold rolled
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.)
Revoked
Application number
DE69012073T
Other languages
English (en)
Other versions
DE69012073T2 (de
Inventor
Akio C O Techn Research Tosaka
Fusao Togashi
Hiroshi Hashimoto
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.)
JFE Steel Corp
Original Assignee
Kawasaki 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=27305742&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69012073(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP2276471A external-priority patent/JP2688384B2/ja
Application filed by Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Application granted granted Critical
Publication of DE69012073D1 publication Critical patent/DE69012073D1/de
Publication of DE69012073T2 publication Critical patent/DE69012073T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • 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
    • 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
    • C21D8/0278—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular surface treatment
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12785—Group IIB metal-base component
    • Y10T428/12792—Zn-base component
    • Y10T428/12799—Next to Fe-base component [e.g., galvanized]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
DE69012073T 1989-11-16 1990-11-14 Hochfestes kaltgewalztes Stahlblech, entweder feuerverzinkt oder nicht, mit verbesserten Streckbördeleigenschaften und Herstellungsverfahren. Revoked DE69012073T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP29615889 1989-11-16
JP8812290 1990-04-04
JP2276471A JP2688384B2 (ja) 1989-11-16 1990-10-17 伸びフランジ特性に優れた高張力冷延鋼板及び溶融亜鉛めっき鋼板並びにそれらの製造方法

Publications (2)

Publication Number Publication Date
DE69012073D1 true DE69012073D1 (de) 1994-10-06
DE69012073T2 DE69012073T2 (de) 1994-12-22

Family

ID=27305742

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69012073T Revoked DE69012073T2 (de) 1989-11-16 1990-11-14 Hochfestes kaltgewalztes Stahlblech, entweder feuerverzinkt oder nicht, mit verbesserten Streckbördeleigenschaften und Herstellungsverfahren.

Country Status (3)

Country Link
US (1) US5074926A (de)
EP (1) EP0432498B1 (de)
DE (1) DE69012073T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1143022B1 (de) * 1999-09-16 2010-04-14 JFE Steel Corporation Verfahren zur herstellung einer dünnen stahlplatte mit hoher festigkeit
WO2001023632A1 (fr) * 1999-09-28 2001-04-05 Nkk Corporation Tole d'acier laminee a chaud et possedant une resistance elevee a la traction, et procede de production associe
DE60124999T2 (de) * 2000-02-23 2007-03-15 Jfe Steel Corp. Hochfestes warmgewalztes stahlblech mit ausgezeichneten reckalterungseigenschaften und herstellungsverfahren dafür
KR100949694B1 (ko) * 2002-03-29 2010-03-29 제이에프이 스틸 가부시키가이샤 초미세입자 조직을 갖는 냉연강판 및 그 제조방법
ATE388249T1 (de) * 2002-06-25 2008-03-15 Jfe Steel Corp Hochfestes katlgewalztes stahlblech und herstellunsgverfahren dafür
JP5834717B2 (ja) * 2011-09-29 2015-12-24 Ｊｆｅスチール株式会社 高降伏比を有する溶融亜鉛めっき鋼板およびその製造方法
MX2017012196A (es) * 2015-03-25 2017-12-15 Jfe Steel Corp Lamina de acero de alta resistencia y metodo para la produccion de la misma.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1221371A (en) * 1967-10-05 1971-02-03 Nippon Kokan Kk High tensile strength steel having excellent press shapeability
US3721587A (en) * 1970-12-02 1973-03-20 Wood Steel Co Alan Low carbon,niobium and aluminum containing steel sheets and plates and process
US3897280A (en) * 1972-12-23 1975-07-29 Nippon Steel Corp Method for manufacturing a steel sheet and product obtained thereby
US3963531A (en) * 1975-02-28 1976-06-15 Armco Steel Corporation Cold rolled, ductile, high strength steel strip and sheet and method therefor
JPS5644723A (en) * 1979-09-20 1981-04-24 Nippon Steel Corp Manufacture of high tensile strength steel sheet having excellent workability
US4473414A (en) * 1980-03-31 1984-09-25 Kawasaki Steel Corporation High tensile strength cold rolled steel sheets and high tensile strength hot-dip galvanized steel sheets
JPS57828A (en) * 1980-05-31 1982-01-05 Toshiba Corp Manufacture of quick-response cathode structure
US4525598A (en) * 1982-01-12 1985-06-25 Sumitomo Metal Industries, Ltd. Steel wire for use in stranded steel core of an aluminum conductor, steel reinforced and production of same
JP2525423B2 (ja) * 1987-08-27 1996-08-21 自動車電機工業株式会社 パッシブシ−トベルト装置

Also Published As

Publication number Publication date
EP0432498A2 (de) 1991-06-19
EP0432498A3 (en) 1992-06-03
DE69012073T2 (de) 1994-12-22
EP0432498B1 (de) 1994-08-31
US5074926A (en) 1991-12-24

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation