GB/T 31422-2015 Active National standards

GB/T 31422-2015 Personal protective equipment—General technical requirements for hearing protectors

GB/T 31422-2015 Personal protective equipment—General technical requirements for hearing protectors

Publish Date: 2015-05-15 Implement Date: 2015-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 31422-2015

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Labor protective gear

ICS Name: Other protective equipment

Publish Date: 2015-05-15

Implement Date: 2015-10-01

Pages: 36 pages

Scope

This standard specifies the requirements for earmuff-type and earplug-type hearing protectors, physical performance tests, acoustic performance tests, and marking, etc.
This standard applies to earmuff-type and earplug-type hearing protectors used in workplaces.
This standard does not apply to the acoustic performance tests of hearing protectors with holes or valves, and the acoustic performance tests of hearing protectors with circuits in the on state.

Development Information

Word Count: 66 Thousand words Pages: 36 pages

Referenced Standards

GB 2811-1989 Safety helmet GB 2811-2007 Safety helmet GB 2811-2019 Head protection—Safety helmets GB/T 7584.1-2004 Acoustics-Hearing Protectors—Part 1:Subjective method for the measurement of sound attenuation GB/T 7584.2-1999 Acoustics—Hearing protectors—Part 2:Estimation of effective A-weighted sound pressure levels when hearing protectors are worn GB/T 7584.3-2011 Acoustics—Hearing protectors—Part 3:Measurement of insertion loss of ear-muff type protectors using an acoustic test fixture GB/T 7584.2-2026 Acoustics—Hearing protectors—Part 2:Estimation of effective A-weighted sound pressure levels when hearing protectors are worn GB/T 7584.1-2026 Acoustics—Hearing protectors—Part 1:Subjective method for the measurement of sound attenuation

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