发明申请
- 专利标题： Stainless steel for use under circumstance where organic acid and saline are present
- 专利标题（中）： 不锈钢用于存在有机酸和盐水的环境中
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申请号： US10493639申请日： 2002-05-10
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公开(公告)号： US20050016636A1公开(公告)日： 2005-01-27
- 发明人: Yutaka Kobayashi , Toshihiko Taniuchi , Yoshikuni Nakao
- 申请人： Yutaka Kobayashi , Toshihiko Taniuchi , Yoshikuni Nakao
- 优先权： JP2001-357294 20011122; JP2002-20854 20020130
- 国际申请： PCT/JP02/04581 WO 20020510
- 主分类号： C22C38/00
- IPC分类号： C22C38/00 ; C22C38/06 ; C22C38/44
摘要：
The present invention provides a stainless steel which is suitable for use in the food manufacturing plant, particularly a soy sauce manufacturing plant. A stainless steel to be used in the environment which contains organic acid and common salt comprising, C; 0.05 wt % or less, Si; 1.00 wt % or less, Mn; 1.00 wt % or less, P; 0.040 wt % or less, S; 0.03 wt % or less, Ni; 40.0 wt % or less, 16.0 wt %≦Cr≦26.0 wt %, 2.0 wt %≦Mo≦8.0 wt %, 0.05 wt %≦Al≦0.100 wt %, 0.10 wt %≦N≦0.30 wt %, Mg: 0.005 wt % or less, Ca; 0.0010 wt % or less and balance consisting of Fe and inevitable impurities, and satisfying equation (1), Cr+3.3Mo+20N≧38 (1) wherein, Cr, Mo and N show the content of each ingredients by weight %.
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