All-steel tires generally refer to truck tires, but there are also some special tires, such as light truck tires, which are generally semi-steel and partially all-steel, and all-steel bias tire, which is now developing vigorously.

The so-called difference between semi-steel and all-steel, semi-steel means that the tread adopts steel wire as the reinforcement layer and the carcass adopts nylon or polyester material; All steel, except the tread, and the carcass are all supported by steel wires.

Most car tires are semi-steel, and now most truck tires are all steel. R in the middle is the symbol of steel tire.

Protect tires from direct sunlight, ultraviolet radiation, rain, ozone, oil pollution and high temperature. When keeping the tires, it is very important to put them in a dark and cool place to let the air in the tires out. Please let the sun shine directly.

1. When it rains, please move the tires indoors to prevent water from entering the tires;

2. Tires with oil or water are easily damaged or deformed. So please put it in a place where there is no oil or water;

3. Please don't put it in a place that will cause tire scar or deformation;

Please don't put it beside the generator, battery, etc.

5. Dismantle the tire for a long time, please pay attention to the chemical substances oozing from the tire, which will pollute the ground.