2623105

GMNA GM2223M [ Revised ]

Acoustical Performance of Noise Control Materials

standard by General Motors North America , 01/01/1992

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ENGLISH

1 SCOPE.

This specification describes the acoustical performance of the various noise control materials, along with methods and procedures for performance evaluation. In addition to identifying a minimum performance for these materials, this specification also provides a baseline reference against which new or unconventional materials can be evaluated. This specification is limited to material performance. other acoustical requirements, not stated herein, may also apply, e. g., in-vehicle objective and subjective performance and the performance of composite materials and parts.

 

Product Details

Edition:
92
Published:
01/01/1992
Number of Pages:
3
File Size:
1 file , 190 KB
 

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