Title:
WELDED STRUCTURE
Document Type and Number:
Japanese Patent JP2011200927
Kind Code:
A
Abstract:
To provide a welded structure that hardly develops corrosion in welding gaps even in welding execution without implementing Ar back gas seal.
A welded structure having a gap structure is characterized in that, in joining a shell plate and an end plate by welding, a welding gap part is formed, with the shell plate protruded ≥5 mm from a weld bond and with a gap interval of a weld zone set ≤20 μm, and that Cr in the scale composition of the welding gap part is ≥20 atom%.
Inventors:
NONOMURA AKIHIRO
KONO AKINORI
YAMAMOTO OSAMU
HARADA WAKAHIRO
KONO AKINORI
YAMAMOTO OSAMU
HARADA WAKAHIRO
Application Number:
JP2010072620A
Publication Date:
October 13, 2011
Filing Date:
March 26, 2010
Export Citation:
Assignee:
NISSHIN STEEL CO LTD
International Classes:
B23K9/00; B23K9/02; B23K33/00; C22C38/00; C22C38/50; F24H9/00
Domestic Patent References:
JP2009161836A | 2009-07-23 | |||
JP2011202255A | 2011-10-13 | |||
JP2009185382A | 2009-08-20 |
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