GB/T 3238-1982
Active
GB/T 17249.2-2025
Active
National standards
GB/T 17249.2-2025 Acoustics—Recommended practice for the design of low-noise workplaces containing machinery—Part 2:Noise control measures
GB/T 17249.2-2025 Acoustics—Recommended practice for the design of low-noise workplaces containing machinery—Part 2:Noise control measures
Basic Information
Standard Code:
GB/T 17249.2-2025
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Acoustic metrology
ICS Name:
Acoustics and acoustic measurement
Publish Date:
2025-05-30
Implement Date:
2025-12-01
Pages:
36 pages
Scope
This document covers various technical aspects of noise control in the workplace, including different technical measures, acoustic evaluation metrics, noise reduction amounts, and their verification methods.
This document only deals with audible sounds.
Development Information
Same series standard
Replace the following standards
Referenced Standards
Adopt standards
ISO 11690-2:2020
Related Standards
GB/T 3240-1982
Active
GB/T 3240-1982 Preferred frequencies for the acoustical measurement
GB/T 3785-1983
Replaced
GB/T 3785-1983 Electric, sonic properties and measuring methods for sound level meters
GB/T 5265-1985
Replaced
GB/T 5265-1985 Measurement of underwater noise
GB/T 7966-1987
Replaced
GB/T 7966-1987 Acoustics—Ultrasonic power measurement in the frequency range 0.5～10MHz
GB/T 11452-1989
Abolished