Title:
AL BRAZING SHEET FOR VACUUM BRAZING
Document Type and Number:
Japanese Patent JP3759215
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an Al brazing sheet for vacuum brazing, capable of producing sufficient corrosion protective effect even after vacuum brazing.
SOLUTION: A sacrificial corrosion layer 13 composed of an Al-Zn alloy containing, at least, >2-5wt.% Zn is formed between a core material 11, having a composition consisting of, by weight, 0.3-1.5% Mn, 0.1-0.8% Cu, 0.01-0.2% Ti, and the balance Al with inevitable impurities, and a brazing filler metal layer 12a having a composition consisting of, by weight, 5-15% Si, 0.3-2.5% Mg, and the balance Al with inevitable impurities.
Inventors:
Kazuhiro Kobori
Masashi Sakaguchi
Shuichi Murooka
Yoshitomo Kato
Masashi Sakaguchi
Shuichi Murooka
Yoshitomo Kato
Application Number:
JP34100295A
Publication Date:
March 22, 2006
Filing Date:
December 27, 1995
Export Citation:
Assignee:
SHOWA DENKO K.K.
International Classes:
C22C21/00; F28F19/06; B23K1/19; B23K35/22; C23F13/00; (IPC1-7): C22C21/00; B23K1/19; B23K35/22; C23F13/00; F28F19/06
Domestic Patent References:
| JP7197160A | ||||
| JP6145859A | ||||
| JP2030394A | ||||
| JP57062858A |
Attorney, Agent or Firm:
Hisayoshi Shimizu
Kurose Yasuhisa
Ken Takada
Kurose Yasuhisa
Ken Takada