ALUMINUM ALLOY FIN MATERIAL FOR HEAT-EXCHANGER

摘要

An aluminum alloy fin material for heat-exchangers, with excellent thermal conductance and strength after brazing, comprising 0.005 to 0.8 wt. % of Si, 0.5 to 1.5 wt. % of Fe, 0.1 to 2.0 wt. % of Ni, and the balance of Al and inevitable impurities is disclosed. It may additionally contain 0.01 to 0.2 wt. % of Zr and/or at least one of: 1) not more than 2.0 wt. % of Zn; 2) not more than 0.3 wt. % of In; and 3) not more than 0.3 wt. % of Sn.