Fasteners have always less surface area than the
parts they hold together. Stainless steel fasteners
can generally be used on any other metal
without fear of galvanic corrosion but
occasionally failures are reported where
cumulated adverse circumstances resulted in
corrosion. Figure 5 shows such a case. The use of
fasteners made of carbon steel, galvanized steel,
aluminium, brass and bronze should be
avoided on stainless steel as they will rapidly
corrode.