| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an aluminum-clad material for heat-exchanger which is excellent in fatigue resistance, has excellent corrosion-resistance, and can suitably be used as the stock of a tube material and plate material for aluminum alloy-made heat-exchanger. <P>SOLUTION: In the three-layer clad material of the aluminum constituted by cladding the one-side surface of the core material and further with an intermediate material having a sacrificial anode effect to a core material, clad with a skin material 1 composed of a brazing filler metal on the intermediate material, the core material is composed of≥99.0% aluminum purity and <1.0% content of inevitable impurities, and each content of Cu, Mn, Mg contents in the inevitable impurities is defined as <0.05%. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
