2024-11-21 3.146.107.144
Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Code of China
Chinese National Standard List: Acoustic Measurement

GB/T 6881-2023 Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Precision methods for reverberation test rooms 
  Issued on: 2023-9-7   Price(USD): 900.0
GB/T 3785.2-2023 Electroacoustics—Sound level meters—Part 2: Pattern evaluation tests  
  Issued on: 2023-05-23   Price(USD): 510.0
GB/T 42559-2023 Acoustics—Measurement of phase-shifted sensitivity of interferometric fiber-optic hydrophones 
  Issued on: 2023-05-23   Price(USD): 555.0
GB/T 42553-2023 Electroacoustics—Methods to determine corrections to obtain the free-field response of a sound level meter 
  Issued on: 2023-05-23   Price(USD): 495.0
GB/T 3785.1-2023 Electroacoustics—Sound level meters—Part 1: Specifications  
  Issued on: 2023-05-23   Price(USD): 690.0
GB/T 42473-2023 Acoustics―Procedures for assessment and prediction of noise annoyance 
  Issued on: 2023-03-17   Price(USD): 435.0
GB/T 19889.7-2022 Acoustics—Measurement of sound insulation in buildings and of building elements—Part 7 : Field measurement of impact sound insulation 
  Issued on: 2022-07-11   Price(USD): 615.0
GB/T 3222.1-2022 Acoustics—Description, measurement and assessment of environmental noise—Part 1: Basic quantities and assessment procedures 
  Issued on: 2022-03-09   Price(USD): 600.0
GB/T 41283.1-2022 Acoustics—Soundscape—Part 1: Definition and conceptual framework  
  Issued on: 2022-03-09   Price(USD): 165.0
GB/T 19889.2-2022 Acoustics—Measurement of sound insulation in buildings and of building elements—Part 2 : Determination and application of measurement uncertainties 
  Issued on: 2022-03-09   Price(USD): 345.0
GB/T 17248.1-2022 Acoustics—Noise emitted by machinery and equipment—Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions 
  Issued on: 2022-03-09   Price(USD): 555.0
GB/Z 38251-2019 Acoustics—Calculation of sound attenuation during propagation for electrical converter station—Engineering method 
  Issued on: 2019-10-18   Price(USD): 490.0
GB/T 20441.2-2018 Electroacoustics—Measurement microphones—Part 2:Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique 
  Issued on: 2018-06-07   Price(USD): 490.0
GB/T 3785.3-2018 Electroacoustics—Sound level meters—Part 3:Periodic tests 
  Issued on: 2018-06-07   Price(USD): 250.0
GB/T 7341.5-2018 Electroacoustics—Audiometric equipment—Part 5:Instruments for the measurement of aural acoustic impedance/admittance 
  Issued on: 2018-06-07   Price(USD): 370.0
GB/T 17248.5-2018 Acoustics—Noise emitted by machinery and equipment—Determination of emission sound pressure levels at a work station and at other specified positions applying accurate environmental corrections 
  Issued on: 2018-12-28   Price(USD): 490.0
GB/T 17248.3-2018 Acoustics—Noise emitted by machinery and equipment—Determination of emission sound pressure levels at a work station and at other specified positions applying approximate environmental corrections 
  Issued on: 2018-12-28   Price(USD): 550.0
GB/T 17248.2-2018 Acoustics—Noise emitted by machinery and equipment—Determination of emission sound pressure levels at a work station and at other specified positions in an essentially free field over a reflecting plane with negligible environmental corrections 
  Issued on: 2018-12-28   Price(USD): 450.0
GB/T 22157-2018 Acoustics—Specification of test tracks for measuring noise emitted by road vehicles and their tyres 
  Issued on: 2018-03-15   Price(USD): 670.0
GB/T 16296.1-2018 Acoustics—Audiometric test methods—Part 1:Pure-tone air and bone conduction audiometry 
  Issued on: 2018-03-15   Price(USD): 430.0
About Us   |    Contact Us   |    Terms of Service   |    Privacy   |    Cancellation & Refund Policy   |    Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 Email: coc@codeofchina.com | Send me a messageQQ: 672269886
Copyright: TransForyou Co., Ltd. 2008-2040