发明公开
- 专利标题： AUSTENITE STEEL WELDED JOINT
- 专利标题（中）： 来自炼钢的焊接连接
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申请号： EP12807616申请日： 2012-06-20
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公开(公告)号： EP2730365A4公开(公告)日： 2015-04-15
- 发明人: HIRATA HIROYUKI , OMURA TOMOHIKO , TOMIO YUSAKU , NAKAMURA JUN
- 申请人： NIPPON STEEL & SUMITOMO METAL CORP
- 专利权人： NIPPON STEEL & SUMITOMO METAL CORP
- 当前专利权人： NIPPON STEEL & SUMITOMO METAL CORP
- 优先权： JP2011149692 2011-07-06
- 主分类号： B23K35/30
- IPC分类号： B23K35/30 ; B23K9/167 ; B23K9/23 ; C21D9/50 ; C22C38/00 ; C22C38/02 ; C22C38/04 ; C22C38/06 ; C22C38/18 ; C22C38/40 ; C22C38/44 ; C22C38/46 ; C22C38/48 ; C22C38/58
摘要：
An austenitic steel welded joint is produced by welding base metal of austenitic steel having a certain chemical composition with a gas tungsten arc welding process which uses welding material of austenitic steel having a certain chemical composition. A chemical composition of weld metal comprises: C ‰¤ 0.1%; Si ‰¤ 0.8%; Mn: 1.5 to 5.5%; Ni: 8 to 15%; Cr: 18 to 24%; Al
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