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Hard hat service life
Hard hat period of use: Calculated from the date the product was manufactured.
Plant woven caps do not exceed two years.
Plastic caps, paper caps are not more than two and a half years old.
Fiberglass (PVA steel) rubber caps do not exceed three and a half years.
Exceeded to do testing, testing can continue to use qualified, but still have to be tested regularly, the cycle seems to be a month, if there is a test failed, then the entire batch of the batch scrapped.
What is the service life of the helmet? Where does the regulation come from?
National regulations GB2811:
Calculated from the date of completion of manufacture, the stalk preparation cap does not exceed 2 years. Plastic plastic caps do not exceed 2.5 years. Fiberglass caps do not exceed 3.5 years.
It is a mandatory standard.