Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Title Standard No. Implemented On
Heat flow meter for building JG/T 519-20182018-12-1
Acoustics—Measurement of room acoustic parameters—Part 1: Performance spacesGB/T 36075.1-20182018-10-1
Acoustics—Measurement of room acoustic parameters—Part 3: Open plan officesGB/T 36075.3-20182018-10-1
Acoustics—Measurement of room acoustic parameters—Part 2: Reverberation time in ordinary roomsGB/T 36075.2-20182018-10-1
Acoustics—Procedures for determination of transmission loss, flow noise and total pressure loss coefficient for arrayed element dissipative silencers—Equivalent measurementGB/T 36079-20182018-10-1
Acoustics―Determination of dynamic stiffness―Part 1:Materials used under floating floors in dwellingsGB/T 35426.1-20172018-4-1
Expanded vermiculite thermal insulationJC/T 442-20092010-6-1
Acoustics - Sound-scattering properties of surfaces - Part 1: Measurement of the random-incidence scattering coefficient in a reverberation roomGB/T 21228.1-20072008-5-1
Code for architectural acoustical design of theater cinema and multi-use auditoriumGB/T 50356-20052005-10-1
Rating standard of sound insulation in buildingsGB/T 50121-20052005-10-1
Acousitics - Measurements on silencers in situGB/T 19512-20042004-12-1
Acoustics - Measurement of office screen sound attenuation under specific laboratory conditionsGB/T 19513-20042004-12-1
Mineral wool sprayed insulationJC/T 909-20032003-12-1
Acoustics - Determination of sound power radiated into a duct by fans - In -duct methodGB/T 17697-19991999-9-1
- Measurement of sound reverberation time in halls - SpecificationsGBJ 76-19841985-6-1
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