Hard hat cold knowledge - the hard hat has a shelf life!
Release time: 2025-03-20
According to the relevant national standards and the material of the helmet is different, the shelf life and use period of the helmet have the following provisions:
First, the shelf life and use period of the safety helmet
1. Shelf life standards of different materials
Plant branch braided hat: From the date of manufacturing completion, the use period is not more than 2 years.
Plastic cap, paper glue cap: the service life is not more than 2 and a half years.
Fiberglass (Vinylon steel) or rubber material: the longest service life is not more than 3 and a half years.
Second, must be forced to scrap after the expiration of the helmet?
Safety helmet is a kind of personal protective equipment used to protect the head from injury, widely used in construction sites,factories, mines and other high-risk work environment. In daily life, few people pay attention to the shelf life of the safety helmet, and there are a lot of doubts: although it has passed the shelf life, the integrity of the safety helmet is good, no damage, and no need to be replaced. Here to remind you that this idea is very wrong. Hard hats must be replaced when they expire. Exceed the use of the term of the helmet, its material may age, brittle, resulting in a significant decline in protective performance, can not effectively protect the head safety. Even if the appearance is intact, it may not be able to withstand impact or puncture due to the degradation of material properties.
In addition, hard hats also need to be replaced immediately, even if their useful life has not been reached:
1. Have been severely impacted: Even if there is no obvious crack, the internal structure may be damaged.
2. Cracks, deformation or wear: these will affect the protective performance of the helmet.
3. Cap lining, chin strap and other accessories damage: these parts are an important part of the helmet, damage will reduce the protective effect.
Therefore, in order to ensure safety, it is recommended to replace the helmet in time in strict accordance with national standards and use conditions to avoid safety accidents caused by the use of expired or damaged helmets.
Keywords: Hard hat
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