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NF S31-610 ; NF EN ISO 11691:2020-11-25
Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method
Edition
2020-11-25
ASTM E 477
Standard Test Method for Laboratory Measurements of Acoustical and Airflow Performance of Duct Liner Materials and Prefabricated Silencers
Edition
2020
BS EN ISO 7235
Acoustics. Laboratory measurement procedures for ducted silencers and air-terminal units. Insertion loss, flow noise and total pressure loss
Edition
2010-04-30
SN EN ISO 11691
Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method (ISO 11691:2020)
Edition
2021-03
ISO 20145
Pneumatic fluid power - Test methods for measuring acoustic emission pressure levels of exhaust silencers
Edition
2019-10
ISO 11691
Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method
Edition
2020-07
ISO 15619
Reciprocating internal combustion engines - Measurement method for exhaust silencers - Sound power level of exhaust noise and insertion loss using sound pressure and power loss ratio
Edition
2013-10
NF S31-127 ; NF EN ISO 7235:2009-11-01
Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss
Edition
2009-11-01
SN EN ISO 7235
Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss (ISO 7235:2003)
Edition
2010-01
ISO 7235
Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss
Edition
2003-08
