scope:

The chapter specifies requirements for metallic materials used for naval vessels and their equipment with respect to:

- manufacture

- inspection and tolerances

- repair

- identification and certification

- condition and supply and heat treatment

- test units, test material and test specimens

- grading systems

- chemical composition

- mechanical composition

- other test requirements, e.g. corrosion test, ring test.

The following materials/products are covered:

- rolled steels

- pipes of steel

- forgings

- steel castings

- copper forgings

- titanium and titanium alloys

- non-magnetizable anchors and chain cables.

Application

The requirements apply to all vessels for assignment of class.