Title:
METHOD FOR PREVENTING WORKPIECE BACKSIDE FROM BEING FLAWED BY FOREIGN MATERIAL IN HOT ROLLING, DEVICE FOR PREVENTING WORKPIECE BACKSIDE FROM BEING FLAWED BY FOREIGN MATERIAL IN ROUGH ROLLING MILL IN HOT ROLLING LINE, AND ROUGH ROLLING MILL IN HOT ROLLING LINE EQUIPPED WITH DEVICE FOR PREVENTING BACKSIDE FLAW BY FOREIGN MATERIAL
Document Type and Number:
Japanese Patent JP2006326668
Kind Code:
A
Abstract:
To restrain backside flaws in hot rolling, to enhance the yield ratio by decreasing defectives to be thrown away, and to cut down labor, costs and time for transfering a rolled product to another line for throwing the defectives away.
A liquid is jetted to the lower stripper guide 191 of the rough rolling mill 12 in the hot rolling line 100.
Inventors:
TAKANO KEI
Application Number:
JP2005156959A
Publication Date:
December 07, 2006
Filing Date:
May 30, 2005
Export Citation:
Assignee:
JFE STEEL KK
International Classes:
B21B39/14; B21B45/08
Domestic Patent References:
| JPH0168105U | 1989-05-02 | |||
| JP2002239623A | 2002-08-27 | |||
| JP2003311312A | 2003-11-05 | |||
| JPH05206U | 1993-01-08 |
Attorney, Agent or Firm:
Eiichi Kobayashi
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