(Aluminum Bronze)

Used in a wide variety of automotive, electrical, fasteners, industrial, and marine applications.

To download a detailed spec sheet on this alloy from the Copper Development Association, click the button below.

Chemical Composition

Copper (Cu)


Lead (Pb)

0.05% Max

Tin (Sn)

0.20% Max

Iron (Fe)

0.30 Max

Nickel (Ni)

0.25% Max

Aluminum (Al)

6.3 – 7.6%

Silicon (Si)

1.5 – 2.2%

Manganese (Mn)

0.10% Max

Zinc (Zn)

0.50% Max

Cu + Sum of Named Elements

99.5% (0.3 Zn)

C64200 alloy, commonly referred to as aluminum bronze, is frequently used in making automotive valve guides, bolts, nuts, cams, gears, valve components,  and marine hardware.