(Naval Brass, Uninhibited)

Used in a wide variety of builders hardware, electrical, fasteners, industrial, marine, ordinance and plumbing 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)

0.20% Max

Tin (Sn)

0.5 – 1.0%

Iron (Fe) 

0.10% Max

Zinc (Zn)


Cu + Sum of Named Elements


C46400 alloy is commonly referred to as naval brass, uninhibited. It is often used for fabrication processes such as blanking, drawing, forming and bending, heading and upsetting, hot forging and pressing, hot heading and upsetting, and shearing.