(Naval Brass, High Leaded)

Used in a wide variety of 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)

59.0 – 62.0%

Lead (Pb)

1.3 – 2.2%

Tin (Sn)

0.5 – 1.0%

Iron (Fe)

0.10% Max

Zinc (Zn)


Cu + Sum of Named Elements


C48500 alloy is commonly referred to as naval brass, high leaded. It is often used for fabrication processes such as hot forging and pressing, and machining.