This standard specifies the environmental noise emission limits and measurement methods at the boundary of industrial enterprises and fixed equipment. This standard applies to the management, evaluation and control of noise emissions from industrial enterprises. Organs, public institutions, groups and other units that emit noise to the external environment also follow this standard.
GB/T 3241 Electroacoustics.Octave-band and fractional-octave-band filters*, 2010-12-01 Update
GB 12348-2008 history
2008GB 12348-2008 Emission standard for industrial enterprises noise at boundary
1990GB 12348-1990 Standard of noise at boundary of industrial enterprises
GB 12348-2008 Emission standard for industrial enterprises noise at boundary has been changed from GB/T 12349-1990 Method of measuring noise at boundary of industrial enterprises.