Title:
【発明の名称】成型可能な鋼のストリップの製造方法及びプラント
Document Type and Number:
Japanese Patent JP2970941
Kind Code:
B2
Abstract:
PCT No. PCT/EP96/02874 Sec. 371 Date Apr. 15, 1998 Sec. 102(e) Date Apr. 15, 1998 PCT Filed Jun. 28, 1996 PCT Pub. No. WO97/01402 PCT Pub. Date Jan. 16, 1997A method for the manufacture of a strip of formable steel comprises the steps of (i) forming liquid steel by continuous casting into a slab having a thickness of not more than 100 mm, (ii) rolling the slab in the austenitic region into an intermediate slab having a thickness in the range 5 to 20 mm, (iii) cooling the intermediate slab to below the Ar3 temperature, (iv) holding the intermediate slab in an enclosure for temperature homogenisation, (v) rolling the intermediate slab into strip, with at least one rolling pass applying a thickness reduction of more than 50%, at a temperature below Tt and above 200 DEG C., wherein Tt is the temperature at which 75% of the steel is converted into ferrite, and (vi) coiling said strip at a temperature above 500 DEG C. Advantages of simplicity of the method and the plant required for it are obtained.
Inventors:
PURONKU KORUNERISU
DEN HARUTOOKU FUIBERUTO UIREMU
KORUNERISEN MARUKUSU KORUNERISU MARIA
DEN HARUTOOKU FUIBERUTO UIREMU
KORUNERISEN MARUKUSU KORUNERISU MARIA
Application Number:
JP50418197A
Publication Date:
November 02, 1999
Filing Date:
June 28, 1996
Export Citation:
Assignee:
HOOGOBENSU SUTAARU BV
International Classes:
B21B1/46; B21B1/00; C21D8/02; C21D8/04; C21D9/00; C21D9/46; C21D9/68; B21B1/34; B21B9/00; C21D1/76; (IPC1-7): B21B1/00; B21B1/46; C21D8/02; C21D9/46
Domestic Patent References:
| JP6503853A |
Attorney, Agent or Firm:
Heiyoshi Odashima (1 person outside)