Title:
LASER BRAZING METHOD AND PRODUCTION METHOD FOR LAP JOINT MEMBER
Document Type and Number:
WIPO Patent Application WO/2018/155492
Kind Code:
A1
Abstract:
Provided is a method for laser brazing an Al alloy and a steel sheet. The method makes it possible to produce a lap joint member in which there is excellent joining strength to the Al alloy. A laser brazing method that includes a brazing step in which is formed a braze part (9) that joins an aluminum alloy (3) and a molten-Zn-plated steel sheet (1) that: has a plating layer (2) that is 1.0–22.0 mass% Al; and has 15–250 g/m2 of plating per side.
Inventors:
HOSOMI KAZUAKI (JP)
TOMIMURA KOUKI (JP)
NAKAKO TAKEFUMI (JP)
TOMIMURA KOUKI (JP)
NAKAKO TAKEFUMI (JP)
Application Number:
PCT/JP2018/006219
Publication Date:
August 30, 2018
Filing Date:
February 21, 2018
Export Citation:
Assignee:
NISSHIN STEEL CO LTD (JP)
International Classes:
C23C2/06; B23K1/005; B23K1/19; C22C18/04; C22C21/00
Foreign References:
| JP2012125821A | 2012-07-05 | |||
| JP2011218424A | 2011-11-04 | |||
| JP2006283110A | 2006-10-19 | |||
| JP2006283111A | 2006-10-19 | |||
| JP2007247024A | 2007-09-27 | |||
| JP2007277717A | 2007-10-25 | |||
| JP2008068290A | 2008-03-27 | |||
| JP2011218424A | 2011-11-04 |
Other References:
See also references of EP 3587614A4
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
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