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Title:
ALUMINUM ALLOY SHEET FOR PROJECTION WELDING AND PROJECTION-WELDED MEMBER
Document Type and Number:
Japanese Patent JP2004217998
Kind Code:
A
Abstract:

To provide an aluminum alloy sheet for projection welding superior in weld quality and applicable to projection welding, and to provide a projection-welded member manufactured with the use of it.

In the aluminum alloy plate 3 for jointing a projecting component 2 made of the aluminum alloy by the projection welding, the aluminum alloy plate 3 has Vickers hardness of 65 Hv or higher, and electrical conductivity of 50% IACS or lower. The aluminum alloy plate 3 preferably has a Mg content of 2-7 wt.%, a sheet thickness of 0.2 to 1.2 mm, and a surface oxide-film thickness of 100 nm or less.


Inventors:
KUMAGAI MASAKI
HOSOMI KAZUHIRO
MAEDA KOICHI
Application Number:
JP2003006195A
Publication Date:
August 05, 2004
Filing Date:
January 14, 2003
Export Citation:
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Assignee:
SUMITOMO LIGHT METAL IND
International Classes:
B23K11/14; B23K11/16; B23K11/18; C09D5/24; C09D7/12; C09D191/06; C09D201/00; C22C21/06; C23C22/12; C23C22/42; C23C28/00; C25D11/04; B23K103/10; (IPC1-7): C25D11/04; C09D5/24; C09D7/12; C09D191/06; C09D201/00; C22C21/06; C23C22/12; C23C22/42; C23C28/00
Attorney, Agent or Firm:
Yoshiyasu Takahashi
Tamiwa Iwakura