ALLOYCU%Zn%Ni%Sn%P%Si%Mn%Total Impurities 95/5 Brass 94-96 Bal 0.01-0.4 90/10 Brass 89-91 Bal 0.40(Max) 85/15 Brass 84-86 Bal 0.40(Max) 80/20 Brass 79-81 Bal 0.40(Max) 70/20 Brass 68-72 Bal 0.30(Max) 65/35 Brass 64-67 Bal 0.40(Max) 63/37 Brass 62-64 Bal 0.40(Max) 60/40 Brass 59-61 Bal 0.40(Max)