发明名称 FORMABLE HOT-ROLLED STEEL SHEET WITH EXCELLENT FORMABILITY AND METHOD FOR MANUFACTURING THEREOF
摘要 The present invention relates to a hot-rolled steel sheet for drawing process which is used in an electric appliance, a vehicle, and the like and a manufacturing method thereof and, more specifically, to a formable hot-rolled steel sheet for process and a manufacturing method thereof. In order to achieve the purpose, the present invention includes 0.0015 wt% or less (exclusive 0 wt%) of carbon (C), 0.03 to 0.30 wt% of manganese (Mn), 0.03 wt% or less of silicone (Si), 0.03 to 0.10 wt% of soluble aluminum (Sol.Al), 0.001 to 0.004 wt% of nitrogen (N), 0.02 wt% or less of sulfur (S), reminder iron (Fe), and other inevitable impurities. The content rate of Al and N among the components is satisfied with 10 to 35, and the texture rate of I (111) and I (110) is satisfied with 2 to 4.
申请公布号 KR101439608(B1) 申请公布日期 2014.09.11
申请号 KR20120077306 申请日期 2012.07.16
申请人 发明人
分类号 C21D8/02;C21D9/46;C22C38/00;C22C38/06 主分类号 C21D8/02
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