Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 27763-2011 Acoustics - Measurement and parametric description of spatial sound distribution curves in workrooms for evaluation of their acoustical performance $330.00 via email in 1~3 business day valid
GB/T 2888-1991 Methods of noise measurement for fans, blowers compressors and Roots blowers $420.00 via email in 1~5 business day superseded
GB/T 31004.1-2014 Acoustics―Measurement of sound insulation in buildings and of building elements using sound intensity―Part 1:Laboratory measurements $120.00 via email in 1~3 business day valid
GB/T 31004.2-2014 Acoustics―Measurement of sound insulation in buildings and of building elements using sound intensity―Part 1:Laboratory measurements $220.00 via email in 1~3 business day valid
GB/T 31004.3-2014 Acoustics―Measurement of sound insulation in buildings and of building elements using sound intensity―Part 3:Laboratory measurements at low frequencies $250.00 via email in 1~3 business day valid
GB/T 31013-2014 Acoustics―Acoustic insulation for pipes,valves and flanges $490.00 via email in 1~5 business day valid
GB/T 31014-2014 Acoustics―Laboratory methods of underwater target strength measurement $250.00 via email in 1~3 business day valid
GB/T 3222-1994 Acoustics―Measurement method of environmental noise $100.00 via email in 1~3 business day abolished
GB/T 3222.1-2006 Acoustics―Description measurement and assessment of environmental noise―Part 1:Basic quantities and assessment procedures $250.00 immediately superseded
GB/T 3222.1-2022 Acoustics—Description, measurement and assessment of environmental noise—Part 1: Basic quantities and assessment procedures $600.00 via email in 1~5 business day valid
GB/T 3222.2-2009 Acoustics—Description measurement and assessment of environmental noise—Part 2:Determination of environmental noise levels $420.00 immediately superseded
GB/T 3223-1994 Acoustics--Free-field calibration method of underwater sound transducers $270.00 via email in 1~3 business day valid
GB/T 3238-1982 Acoustical levels and reference quantities $70.00 via email in 1~3 business day valid
GB/T 3241-2010 Electroacoustics - Octave-band and fractional-octave-band filters $390.00 via email in 1~3 business day to be superseded
GB/T 3241.1-2025 Electroacoustic—Octave-band and fractional-octave-band filters—Part 1: Specifications $645.00 via email in 1~8 business day to be valid
GB/T 3241.2-2025 Electroacoustics—Octave-band and fractional-octave-band filters—Part 2: Pattern evaluation tests $375.00 via email in 1~5 business day to be valid
GB/T 32522-2016 Acoustic—Electroacoustic characteristics and measurements of piezolectric spherically focusing ultrasonic transducers $490.00 via email in 1~5 business day valid
GB/T 32523-2016 Acoustics-Measurement of sound pressure reflection coefficient,sound pressure transmission coefficient and absorption coefficient for underwater acoustical material sample-Travelling wave tube method $220.00 via email in 1~3 business day valid
GB/T 32524.1-2016 Acoustics—Determination of sound power level and directivity character of power capacitor unit using sound pressure一 Part 1 : Precision method for hemi-anechoic rooms $490.00 via email in 1~5 business day valid
GB/T 32524.2-2016 Acoustics—Determination of sound power level and directivity character of power capacitor using sound pressure—Part 2: Engineering methods for an essentially free field over a reflecting plane $550.00 via email in 1~5 business day valid
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