Astm C 747 – 93 (Reapproved 1998) pdf free download

Astm C 747 – 93 (Reapproved 1998) pdf free download

Standard Test Method for Moduli of Elasticity and Fundamental Frequencies of Carbon and Graphite Materials by Sonic Resonance1 This standard is issued under the fixed designation C 747; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses … Read more