Select metal Steel Copper Brass Bronze Aluminum Copper-nickel alloy Lead Lead Alloy Zinc Alloy CuAl8/BA8 Gold Zinc Titanium Silver Tin ----------------- 7.85 kg/dm3 8.9 kg/dm3 8.5 kg/dm3 7.5 kg/dm3 2.7 kg/dm3 8.9 kg/dm3 11.68 kg/dm3 9.9 kg/dm3 6.7 kg/dm3 7.8 kg/dm3 19.3 kg/dm3 7.2 kg/dm3 4.51 kg/dm3 10.5 kg/dm3 7.3 kg/dm3