2017-11-14

What Is GALFAN?

GALFAN is a zinc-aluminum alloy, Zn-5Al-MM, UNS Z38510 in ASTM designation. It consists of 5% aluminum and 95% zinc alloy.

The following table lists the chemical requirements of this alloy, according to ASTM B750.

ElementComposition, %
Aluminum4.2-6.2
Cerium+Lanthanum, total0.03-0.10
Iron, max0.075
Silicon, max0.015
Lead, max0.005
Cadmium, max0.005
Tin, max0.002
Others, each, max0.02
Others, total, max0.04
ZincRemainder
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