Title:
熱交換器用チューブ
Document Type and Number:
Japanese Patent JP4413526
Kind Code:
B2
Abstract:
A heat exchanger tube having higher corrosion resistance is provided. The heat exchanger tube includes an Al alloy extruded tube, and a flux layer containing a Si powder and a Zn-containing flux formed on the external surface of the Al alloy extruded tube, wherein an amount of the Si powder applied to the Al alloy extruded tube is not less than 1 g/m 2 and not more than 5 g/m 2 , and an amount of the Zn-containing flux applied to the Al alloy extruded tube is not less than 5 g/m 2 and not more than 20 g/m 2 .
Inventors:
Shinya Katsuma
Yasunori Hyogo
Akira Watanabe
Yasunori Hyogo
Akira Watanabe
Application Number:
JP2003128170A
Publication Date:
February 10, 2010
Filing Date:
May 06, 2003
Export Citation:
Assignee:
Mitsubishi Aluminum Co., Ltd.
International Classes:
B23K35/22; F28F1/02; B23K35/36; B23K35/363; C22C21/00; C22C21/02; F28F1/30; F28F9/18; F28F19/06; F28F21/08; B23K35/28
Domestic Patent References:
| JP2003094165A | ||||
| JP10034375A | ||||
| JP2002079370A | ||||
| JP7303858A | ||||
| JP11347783A |
Attorney, Agent or Firm:
Masatake Shiga