Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
STEEL SHEET FOR HOT PRESS FORMED MEMBER HAVING EXCELLENT PLATING ADHESION, AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2018/221991
Kind Code:
A1
Abstract:
The present invention relates to a steel sheet for a hot press formed member having excellent plating adhesion, and a method for manufacturing the same. A steel sheet for hot press forming according to one aspect of the present invention is an aluminum alloy plated steel sheet, wherein an average Fe content within a plated layer may be 40 wt% or more, and a concentration gradient of a section having a Fe content of 45-80% within the plated layer may be 7 wt%/μm or less in a result of GDS analysis in the thickness direction from a surface of the plated layer.

Inventors:
KIM, Seong-Woo (20-26 Pokposarang-gil,Gwangyang-si, Jeollanam-do, 57807, KR)
OH, Jin-Keun (20-26 Pokposarang-gil,Gwangyang-si, Jeollanam-do, 57807, KR)
CHO, A-Ra (POSCO, 100 Songdogwahak-ro,Yeonsu-gu, Incheon, 21985, KR)
SHIN, Hyeon-Jeong (POSCO, 100 Songdogwahak-ro,Yeonsu-gu, Incheon, 21985, KR)
Application Number:
KR2018/006258
Publication Date:
December 06, 2018
Filing Date:
May 31, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
POSCO (6261, Donghaean-ro Nam-gu,Pohang-si, Gyeongsangbuk-do, 37859, KR)
International Classes:
B21D35/00; B21D22/02; C23C26/00
Foreign References:
KR101696121B12017-01-13
KR101536703B12015-07-14
KR101569505B12015-11-30
JP2004043887A2004-02-12
KR20130002227A2013-01-07
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (7th Floor, Daelim Acrotel13 Eonju-ro 30-gil,Gangnam-gu, Seoul, 06292, KR)
Download PDF: