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Hot rolled and annealed ferritic stainless steel sheet, process to produce it, and cold rolled and annealed ferritic stainless steel sheet

机译：热轧退火铁素体不锈钢板，其制造方法以及冷轧退火铁素体不锈钢板

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摘要

Hot-rolled and annealed ferritic stainless steel sheet comprising a composition consisting, as a percentage by mass, of 0.015% or less of C, 1.00% or less of Si, 1.00% or less of Mn, 0.040% or less than P, 0.010% or less of S, 12.0% or more and 23.0% or less of Cr, 0.20% or more and 1.00% or less of Al, 0.020% or less of N, 1.00% or more and 2.00% or less of Cu, and 0.30% or more and 0.65% or less of Nb, Si and Al being contained to meet the expression (1) described then optionally one or more of 0.50% or less of Ni, 1.00% or less of Mo, 0.50% or less of Co, 0.50% or less of Ti, 0.50% or less of Zr, 0.50% or less of V, 0.0030% or less of B, 0.08% or less of ETR, 0.0050% or less of Ca, and 0.0050% or less of Mg, being the rest Fe and incidental impurities, in which Si = Al (1) (where, in expression (1), Si represents the content of Si (% by mass), and Al represents the content of Al (% by mass) )), and in which the ferritic stainless steel sheet Hot rolled and annealed has a Vickers hardness of less than 205 measured in accordance with JIS Z2244.

机译：热轧退火铁素体系不锈钢板，其组成以质量百分率计，C为0.015％以下，Si为1.00％以下，Mn为1.00％以下，P为0.040％以下，0.010 S的％以下，Cr的12.0％以上且23.0％以下，Al的0.20％以上且1.00％以下，N的0.020％以下，N的1.00％以上且2.00％以下。为了满足上述式（1），含有0.30％以上且0.65％以下的Nb，Si和Al，然后，可选地，0.50％以下的Ni，1.00％以下的Mo，0.50％以下的Ni中的1种以上。 Co，Ti 0.50％以下，Zr 0.50％以下，V 0.50％以下，B 0.0030％以下，ETR 0.08％以下，Ca 0.0050％以下，Ca 0.0050％以下Mg是剩余的Fe和附带杂质，其中Si> ＝ Al（1）（其中，在表达式（1）中，Si表示Si的含量（质量％），Al表示Al的含量（质量％））。质量））），其中热轧和退火的铁素体不锈钢薄板具有维氏硬度根据JIS Z2244测得的硬度小于205。

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公开/公告号ES2706305T3

专利类型
公开/公告日2019-03-28

原文格式PDF
申请/专利权人 JFE STEEL CORPORATION;
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申请/专利号ES20150746068T
发明设计人 NAKAMURA TETSUYUKI;OTA HIROKI;KAMI CHIKARA;
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申请日2015-02-03
分类号C22C38/22;C21D6;C21D8/02;C21D9/46;C22C38;C22C38/02;C22C38/04;C22C38/06;C22C38/20;C22C38/24;C22C38/26;C22C38/28;C22C38/30;C22C38/32;C22C38/42;C22C38/44;C22C38/48;C22C38/50;C22C38/52;C22C38/54;
国家 ES
入库时间 2022-08-21 11:59:29

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