发明申请
WO2012091328A3 STEEL SHEET HAVING ENHANCED DUCTILITY FOR A MOLDING MEMBER, MOLDING MEMBER, AND METHOD FOR MANUFACTURING SAME
审中-公开
基本信息:
- 专利标题: STEEL SHEET HAVING ENHANCED DUCTILITY FOR A MOLDING MEMBER, MOLDING MEMBER, AND METHOD FOR MANUFACTURING SAME
- 专利标题(中):具有用于模制构件的增强刚度的钢板,模制构件及其制造方法
- 申请号:PCT/KR2011009634 申请日:2011-12-14
- 公开(公告)号:WO2012091328A3 公开(公告)日:2012-09-07
- 发明人: OH JIN-KEUN , KWAK JAI-HYUN , CHO YEOL-RAE , KIM KI-SOO
- 申请人: POSCO , OH JIN-KEUN , KWAK JAI-HYUN , CHO YEOL-RAE , KIM KI-SOO
- 专利权人: POSCO,OH JIN-KEUN,KWAK JAI-HYUN,CHO YEOL-RAE,KIM KI-SOO
- 当前专利权人: POSCO,OH JIN-KEUN,KWAK JAI-HYUN,CHO YEOL-RAE,KIM KI-SOO
- 优先权: KR20100135166 2010-12-27
- 主分类号: C22C38/00
- IPC分类号: C22C38/00 ; C21D8/00 ; C22C38/04
摘要:
The present invention relates to a steel sheet having enhanced ductility for a molding member, to a molding member, and to a method for manufacturing same, and more particularly, to a steel sheet for a molding member, which has ultra-high strength and ductility so as to be usable for automotive structural members or reinforcement members, to a molding member, and to a method for manufacturing same. The present invention relates to a steel sheet having enhanced ductility for a molding member, to a molding member, and to a method for manufacturing same, wherein the steel sheet comprises, in wt %: 0.1-1.0% of C; 0.4-3.0% of Si+Al; 0.1-5.0% of Mn; 0.0001-0.1% of P; 0.0001-0.03% of S; 0.03% or less (but not 0) of N; the remainder being Fe and unavoidable impurities. According to one aspect of the present invention, a molding member which has ultra-high strength and ductility, and which can be used for automotive structural members or reinforcement members, can be provided, and further, the field in which said molding member can be used can be expanded to heat-treatable collision members.
摘要(中):
本发明涉及一种具有成型构件延伸性,成型构件的钢板及其制造方法,更具体地说,涉及具有超高强度和延展性的成型构件用钢板 以便可以用于汽车结构件或加强件,到模制件,以及其制造方法。 本发明涉及一种成型构件,成型构件的延展性增强的钢板及其制造方法,其中,所述钢板以重量%计含有C:0.1〜1.0% 0.4-3.0%的Si + Al; 0.1-5.0%的Mn; 0.0001-0.1%P; 0.0001-0.03%的S; 0.03%以下(但不是0)N; 余量为Fe和不可避免的杂质。 根据本发明的一个方面,可以提供具有超高强度和延展性并且可以用于汽车结构件或加强件的成型件,此外,可以提供所述成型件可以是 使用的可以扩展到可热处理的碰撞构件。
IPC结构图谱:
C | 化学;冶金 |
--C22 | 冶金(铁的冶金入C21);黑色或有色金属合金;合金或有色金属的处理 |
----C22C | 合金 |
------C22C38/00 | 铁基合金,例如合金钢 |