GB 31422.2-2025

Hearing protective equipment—Part 2:Earmuffs

STANDARD published on 29.8.2025

English, Chinese -
electronic design (pdf) (448.80 USD)

The information about the standard:

Designation standards: GB 31422.2-2025
Note: Execute Date: september 2026
Publication date standards: 29.8.2025
Country: Chinese technical standard
Category: Technical standards GB