Title:
SHEET-PASSING METHOD FOR STEEL SHEET, PRODUCTION EQUIPMENT FOR THIN STEEL SHEET, AND PRODUCTION METHOD FOR STEEL SHEET
Document Type and Number:
WIPO Patent Application WO/2018/092898
Kind Code:
A1
Abstract:
Provided are a sheet-passing method for a steel sheet, production equipment for a thin steel sheet, and a production method for a steel sheet that make it possible to reduce product production costs by suppressing the occurrence of quality abnormalities in the surfaces of steel sheets, and thin sheets in particular, and by extending the replacement cycle of a roll. The sheet-passing method for a steel sheet uses a steel sheet contact roll that has a dimpled sprayed layer formed on the surface thereof. The surface of the steel sheet contact roll has an Rpk of 2–12 μm.
Inventors:
FUJII YUKIO (JP)
MORI NOBUYUKI (JP)
TAMEFUSA NOBUYUKI (JP)
OKADA YOSHIHISA (JP)
UMEMOTO MASASHI (JP)
TSUCHIYA SHO (JP)
MORI NOBUYUKI (JP)
TAMEFUSA NOBUYUKI (JP)
OKADA YOSHIHISA (JP)
UMEMOTO MASASHI (JP)
TSUCHIYA SHO (JP)
Application Number:
PCT/JP2017/041556
Publication Date:
May 24, 2018
Filing Date:
November 17, 2017
Export Citation:
Assignee:
JFE STEEL CORP (JP)
International Classes:
C21D9/56; B21B39/00; C21D1/00; C23C4/10; F16C13/00
Foreign References:
| JP2014181398A | 2014-09-29 | |||
| JPS59179796A | 1984-10-12 | |||
| JP2005291224A | 2005-10-20 | |||
| JPS60102222A | 1985-06-06 | |||
| JPS6365017A | 1988-03-23 | |||
| JPH08257616A | 1996-10-08 | |||
| JP2008266763A | 2008-11-06 |
Attorney, Agent or Firm:
KUMASAKA Akira et al. (JP)
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