1.1 Scope—This specification covers various types, classes, and grades of flexible graphite material in which valve media temperatures are limited to a maximum of 1050°F (966°C). Where this specification is invoked as ASTM F 2168, Sections apply. Where this specification is invoked as ASTM/DOD F 2168, Sections and the Supplementary Requirements are applicable.

1.2 The values stated in SI units are to be regarded as standard.