2.2.1 The materials forming the submarine, systems, equipment and components shall be
suitable for the component life, submarine service life, and planned maintenance and
inspection intervals.
2.2.2 The materials forming the submarine, systems, equipment and components shall not pose
a hazard to the embarked persons noting the extended duration of submarine operating
conditions. Where the use of such materials is required for operational reasons, the
Naval Administration may permit their use based on a suitable justification being
provided and mitigations to manage the hazards being put in place.
2.2.3 Materials which are banned or restricted by national or international legislation due
to their known hazards to human health or the environment shall not be used. Where
the use of such materials is required for operational reasons, the Naval
Administration may permit their use based on a suitable justification being provided
and mitigations to manage the hazards being put in place.
2.2.4 A method for controlling the installation of banned or restricted materials shall be
provided.
2.2.5 The combination of dissimilar materials shall not cause an adverse reaction or pose a
danger to embarked persons.
2.2.6 Materials used on the submarine are to be appropriately stored before their use, to
prevent degradation and adequately prepared, so they are suitable for use
onboard.