MIL-HDBK-1003/11
f)
monel, and
g)
columbium, zirconium, titanium.
14.3.3
Metal Protection.
14.3.3.1
See Table 15.
14.3.3.2 Ferrous Metals. Because ferrous metals are not passive to most
environments, they must be protected by isolating them from their
environments.
62