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Title:
BONDED JOINT CONSISTING OF DIFFERENT KIND OF METALLIC MATERIAL AND ITS MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2003305586
Kind Code:
A
Abstract:

To provide a lap joint which consists of different kinds of metallic materials and has high bond strength, and whose end part has corrosion resistance, and to provide a manufacturing method for the lap joint.

In a lap bonded joint consisting of different kinds of metallic materials, where a lapping material 3 is lapped over a base material 4, the bonded part of the joint consists of a part 6 formed by a friction stir welding method and a part 8 formed around the part 6 by a brazing method. Extending the brazed part to the end part of the lapping material is, in particular, more effective, and making the joint by lapping titanium over a steel material is effective. The joint is manufactured by inserting a brazing agent into the whole part or one part of the interface between the base material and the lapping material, friction stir bonding them, and simultaneously brazing them using the heat generated at the time of bonding.


Inventors:
FUJII HIDEKI
Application Number:
JP2002107467A
Publication Date:
October 28, 2003
Filing Date:
April 10, 2002
Export Citation:
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Assignee:
NIPPON STEEL CORP
International Classes:
B23K3/04; B23K20/12; B23K28/02; B23K103/24; (IPC1-7): B23K28/02; B23K3/04; B23K20/12
Attorney, Agent or Firm:
Hiroaki Tamura (1 outside)