The service life of the fire hose cannot be simply calculated by time:

The first calculation method is to look at the quality and condition of the hose: to determine whether the hose meets the fire extinguishing requirements, it can be judged from the appearance of whether the surface is damaged / whether the diameter and length are matched with the fire hydrant / whether the inner material is aging, etc., and can be compared to the national product standard. GB 6246-2011 "Fire Hose". It is recommended to replace the hose that has been used for 12 years. In daily management, after connecting part of the hose to the fire hydrant every six months, test the compressive strength and time. my country has not stipulated the replacement period for the time being, it should be replaced in time according to the actual quality of the hose product.

The second type is: 1 inspection is required once a year, and the service life is 5 years (that is, even if it has not been used once, it will be replaced after 5 years).

The quality of fire hoses directly affects the fire fighting effect. During use, maintenance must be strengthened.

1. Management, fire hoses should be managed by a special person to prevent unexplained damage. All hoses should be classified according to quality and numbered in order to grasp the use of hoses.

2. For storage, the fire hose should not be placed outdoors for a long time in the sun or rain, or near a heat source, to prevent aging and avoid contamination by corrosive and viscous substances. The storage location should have a suitable temperature and good ventilation. The hose should be Roll up in a single layer, and place it on a hose rack or reel several times a year. It must be turned and exchanged several times a year. The hoses in the car should avoid friction with each other, and exchange and fold when necessary.

Application range: fire fighting, working condition enterprises, petrochemical oil depots, ship docks, agricultural and sideline production, especially suitable for use in cold areas.