Title:
CLAD STEEL PLATE HAVING EXCELLENT STRENGTH AND FORMABILITY, AND PRODUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2017/222342
Kind Code:
A1
Abstract:
One aspect of the present invention relates to a clad steel plate having excellent strength and formability, comprising: a base metal; and a clad material provided on both sides of the base material, wherein the base metal is an austenitic high-manganese steel consisting of 0.3 to 1.4 wt.% of C, 12 to 25 wt.% of Mn, and the remainder being Fe and inevitable impurities, and wherein the clad material is martensitic carbon steel consisting of 0.09 to 0.4 wt.% of C, 0.3 to 4.5 wt.% of Mn, and the remainder being Fe and inevitable impurities.
Inventors:
SONG TAE-JIN (KR)
PARK MAN-YOUNG (KR)
CHO WON-TAE (KR)
PARK MAN-YOUNG (KR)
CHO WON-TAE (KR)
Application Number:
PCT/KR2017/006666
Publication Date:
December 28, 2017
Filing Date:
June 23, 2017
Export Citation:
Assignee:
POSCO (KR)
International Classes:
C22C38/04; C21D8/02; C22C37/00; C22C38/00; C22C38/02; C22C38/06; C22C38/12; C22C38/14; C22C38/18
Foreign References:
| JP05221348B | ||||
| KR20150075332A | 2015-07-03 | |||
| JP2009235492A | 2009-10-15 | |||
| JP2010077531A | 2010-04-08 | |||
| KR20090070504A | 2009-07-01 |
Other References:
See also references of EP 3476966A4
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
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