Title:
ALUMINUM ALLOY BRAZING SHEET, MANUFACTURING METHOD THEREFOR, AND MANUFACTURING METHOD FOR VEHICLE HEAT EXCHANGER USING SAID BRAZING SHEET
Document Type and Number:
WIPO Patent Application WO/2017/141921
Kind Code:
A1
Abstract:
An aluminum alloy brazing sheet, a manufacturing method therefor, and a manufacturing method for a vehicle heat exchanger, said aluminum alloy brazing sheet comprising an aluminum alloy core, a first brazing material that is cladded to one surface of the core, and a second brazing material that is cladded to the other surface, wherein the core, the first brazing material, and the second brazing material each comprise an aluminum alloy that has a prescribed composition, the first brazing material and the second brazing material each comprise an aluminum alloy that acts as a sacrificial anode and has a brazing function, and within the second brazing material, there are 2000 parts/mm2 or less of an Al-Si-Fe intermetallic compound that has an equivalent circle diameter of 0.5-80.0μm.
Inventors:
KONDO TOSHIYA (JP)
ANDO MAKOTO (JP)
SHOJI TOMOHIRO (JP)
KUMAGAI HIDETOSHI (JP)
ANDO MAKOTO (JP)
SHOJI TOMOHIRO (JP)
KUMAGAI HIDETOSHI (JP)
Application Number:
PCT/JP2017/005376
Publication Date:
August 24, 2017
Filing Date:
February 14, 2017
Export Citation:
Assignee:
UACJ CORP (JP)
International Classes:
C22C21/00; B23K35/22; B23K35/28; C22F1/04; C22F1/043; C22F1/053; C22F1/00
Foreign References:
| JP2014114475A | 2014-06-26 | |||
| JP2012057183A | 2012-03-22 | |||
| JP2015078399A | 2015-04-23 | |||
| JP2000190089A | 2000-07-11 |
Other References:
See also references of EP 3418408A4
Attorney, Agent or Firm:
KIMURA Mitsuru (JP)
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