Title:
HOT-DIP ALUMINIZED STEEL SHEET TEMPER ROLL HAVING EXCELLENT SURFACE APPEARANCE AND POST-PAINTING IMAGE CLARITY, METHOD FOR MANUFACTURING HOT-DIP ALUMINIZED STEEL SHEET BY USING SAME, AND HOT-DIP ALUMINIZED STEEL SHEET
Document Type and Number:
WIPO Patent Application WO/2020/130401
Kind Code:
A1
Abstract:
The present invention relates to a hot-dip aluminized steel sheet temper roll having excellent surface appearance and post-painting image clarity, a method for manufacturing a hot-dip aluminized steel sheet by using same, and a hot-dip aluminized steel sheet. One embodiment of the present invention provides: a hot-dip aluminized steel sheet temper roll having excellent surface appearance and post-painting image clarity, the temper roll having asymmetric embossed irregularities in which peak width is greater than valley width, and having a pitch length, which is the sum of the peak widths and the valley widths, of 200 μm or less; a method for manufacturing a hot-dip aluminized steel sheet by using same; and a hot-dip aluminized steel sheet.
Inventors:
JEON SUN-HO (KR)
CHUN MYUNG-SIK (KR)
CHUN MYUNG-SIK (KR)
Application Number:
PCT/KR2019/016542
Publication Date:
June 25, 2020
Filing Date:
November 28, 2019
Export Citation:
Assignee:
POSCO (KR)
International Classes:
B21B27/02; B21B1/22
Foreign References:
| JPH079015A | 1995-01-13 | |||
| KR101677390B1 | 2016-11-18 | |||
| KR20150049991A | 2015-05-08 | |||
| KR101839245B1 | 2018-03-15 | |||
| JP2000176513A | 2000-06-27 | |||
| JP2009249683A | 2009-10-29 |
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
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