Title:
CONTINUOUS ANNEALING EQUIPMENT, CONTINUOUS ANNEALING METHOD, COLD-ROLLED STEEL SHEET MANUFACTURING METHOD, AND PLATED STEEL SHEET MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2024/070278
Kind Code:
A1
Abstract:
Provided are: continuous annealing equipment capable of swiftly responding to a fluctuation in material characteristics and minimizing a fluctuation in mechanical characteristics of a product; a continuous annealing method; a cold-rolled steel sheet manufacturing method; and a plated steel sheet manufacturing method. The continuous annealing equipment is for a steel sheet and is provided with a heating zone (6), a soaking zone (7), and a cooling zone (8) in this order, said continuous annealing equipment comprising: at least one induction heating device (9) which is provided between the soaking zone (7) and the cooling zone (8); and a measurement device (transformation ratio meter 10) which measures at least one steel sheet phase fraction at or after an outlet of the induction heating device (9).
Inventors:
OSUKA KENICHI (JP)
KOMINE SHINSUKE (JP)
TAKEDA GENTARO (JP)
KOMINE SHINSUKE (JP)
TAKEDA GENTARO (JP)
Application Number:
PCT/JP2023/029323
Publication Date:
April 04, 2024
Filing Date:
August 10, 2023
Export Citation:
Assignee:
JFE STEEL CORP (JP)
International Classes:
C21D9/46; C21D1/26; C21D1/42; C21D9/56; C22C38/00; C22C38/60
Domestic Patent References:
| WO2022209364A1 | 2022-10-06 |
Foreign References:
| JPH10152728A | 1998-06-09 | |||
| JP2022024340A | 2022-02-09 | |||
| JPH11153581A | 1999-06-08 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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