Active Standard: C634 - 11
SAA is used in multiple standards under the jurisdiction of E33 and NRC, while intended to be replaced by SAA, is still used within C423 and is widely used in the industry, without a formal definition in any ASTM standard under the jurisdiction of E33. thus, both of these definitions seed to be added to C634.
KeywordsAcoustical materials/applications; Acoustical tests; Environmental acoustics; Sound transmission--building materials/applications; Terminology;
Draft Under Development