Patent ID: 9725792
Date: 2017-08-08
CPC Classifications: C22C

Claim:
1. A high-elasticity hypereutectic aluminum alloy, comprising: copper (Cu) in an amount of about 4.5 wt %, magnesium (Mg) in an amount of about 0.60 wt %, silicon (Si) in an amount of about 17 to 19 wt %, zinc (Zn) in an amount of about 0.50 wt % boron (B) in an amount of about 0.5 to 2 wt %, titanium (Ti) in an amount of about 4 to 6 wt %, and a balance of aluminum (Al), wherein a composition ratio of Ti: B is between about 3.5 to about 5:1, and both Al