Title:
STEEL SHEET FOR ENAMELING AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2022/098132
Kind Code:
A1
Abstract:
A steel sheet for enameling according to an embodiment of the present invention comprises, by weight%, 0.01-0.05% of C, 0.05-0.8% of Mn, 0.001-0.03% of Si, 0.03-0.12% of Al, 0.001-0.02% of P, 0.001-0.02% of S, 0.004% or less of N (excluding 0%), 0.001-0.003% of B, 0.003% or less of O (excluding 0%), and the remainder of Fe and inevitable impurities. A cold-rolled steel sheet for enameling according to an embodiment of the present invention comprises an oxide layer from the surface to the inside thereof, wherein the thickness of the oxide layer is 0.006-0.030 µm.
Inventors:
KIM JAI-IK (KR)
Application Number:
PCT/KR2021/015944
Publication Date:
May 12, 2022
Filing Date:
November 04, 2021
Export Citation:
Assignee:
POSCO (KR)
International Classes:
C22C38/00; C21D8/04; C22C38/02; C22C38/06
Foreign References:
| KR20090043570A | 2009-05-06 | |||
| JPH06279864A | 1994-10-04 | |||
| KR20140014248A | 2014-02-05 | |||
| KR20140053322A | 2014-05-07 | |||
| KR20040027981A | 2004-04-01 |
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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