Title:
アルミニウム合金クラッド材、熱交換器用部材および熱交換器の製造方法
Document Type and Number:
Japanese Patent JP7265506
Kind Code:
B2
Abstract:
The aluminum alloy clad material includes a core material and sacrificial materials disposed on both surfaces of the core material, the composition of the core material contains, by mass %, Mn: 0.7% to 1.8%, Si: 0.3% to 1.3%, Fe: 0.05% to 0.7% and Zn: 0.5% to 3.0% with a remainder consisting of Al and inevitable impurities, the composition of the sacrificial material contains, by mass %, Mn: 0.005% to 0.7%, Fe: 0.05% to 0.3% and Zn: 1.0% to 4.0% with a remainder consisting of Al and inevitable impurities, an amount of Zn in the sacrificial material is larger than an amount of Zn in the core material by 0.2% or more, and the potential of the core material after a brazing heat treatment is within a range of −700 to −870 mV.
Inventors:
Yoshiki Mori
Michihide Yoshino
Masakazu Edo
Shohei Iwao
Hideyuki Miyake
Yosuke Uchida
Nobuhiro Homma
Edict Yamada
Michihide Yoshino
Masakazu Edo
Shohei Iwao
Hideyuki Miyake
Yosuke Uchida
Nobuhiro Homma
Edict Yamada
Application Number:
JP2020113168A
Publication Date:
April 26, 2023
Filing Date:
June 30, 2020
Export Citation:
Assignee:
ＭＡアルミニウム株式会社
International Classes:
C22C21/00; C22C21/10; F28F1/32; F28F19/06
Domestic Patent References:
| JP2012207276A | ||||
| JP7197160A | ||||
| JP2005254329A |
Attorney, Agent or Firm:
Yokoi Koki
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