This document specifies the performance requirements of aluminium pigmented organic coatings to be applied on titanium, titanium alloys, nickel or cobalt based alloys and corrosion resistant steels.
This specification does not cover electrical bonding or lightning strike applications of these coatings. Additional qualification tests will be agreed with the OEM upon qualification.
NOTE These coatings are not recommended for use on non-corrosion resistant steel fasteners.
PUBLISHED
EN 4473:2024
IN_DEVELOPMENT
prEN 4473
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Jul 2, 2026