Q:How are the tires classified?

Tread patterns can be divided into ordinary pattern tires, cross-country tread tires, mixed tread tires:Ordinary pattern of fine and shallow, suitable for relatively good hard pavement.The utility model has the advantages of deep and deep concave, good adhesion with the ground on the soft road, good off-road capability, and is applicable to the ground conditions such as mines, construction sites, etc..The mixing pattern is between the common pattern and the cross-country pattern. The middle part is diamond shaped, zigzag or pipe shaped. The two sides are horizontal cross-country, which is suitable for the road running between the city and the country.

Q:How to distinguish between good and bad tires?

Observe the pattern, color and luster of the tyresFrom the texture point of view, under normal circumstances, due to poor quality retreading, tire processing is very non-standard, so the groove is relatively shallow. In color, the inferior retread looks bright, shiny luster, and regular relatively dark. The tyres after renovation are lighter in color and luster.

Q:Car tire speed level, who can give a detailed introduction?

The speed of the tire side are the symbol of tyre (also known as speed level), the corresponding speed sign can know the maximum speed of the tire for example: 195/65 R15 91V speed symbol tire size is V, and the speed of the corresponding symbol table lookup speed will know this tire top speed is 240 km / H.

Q:How tight is the screw for the car tires?

A bolt or nut to play tight, in the automobile factory are clearly defined, control device factory with professional torque (torque torque, air gun, display setting or digital type torque wrench to ensure torque etc.). Different specifications and grades of bolts and nuts have specified torque range values. Here, give you a general reference range (the unit is N.m, referring to level 8.8): M8:20-30; M10:27-43M; M12:40-60; M14:60-80. Use air gun made after the torque value due to wind gun type and compressed air pressure of different sizes will be very different.

Q:How many speed grades are the tires in the car? What are they like?

The car tire "speed level" is a maximum speed corresponding to the tire supported by the figures, from the structure diagram of automobile tires, we can see that the upper left corner of the first mark mark refers to a car tire speed level, find the car tire speed level in the tires position, you can it is easy to see the tire speed rating level

Q:How do you distinguish a steel tire from an ordinary one in a truck tire?

That is, tubeless pneumatic tires, also known as "low pressure tire" "inflatable tire."". Vacuum tires have been used more and more widely in motorcycles, cars, buses and trucks in recent years. Vacuum tires have high elasticity and wear resistance, and have good adhesion and heat dissipation performance.

Q:How to identify refurbished tires?

Regular sales of Michelin tire in tire labels are affixed to the certificate. Certificate has a silver coating, according to the instructions scratch the coating, enter digital (16 digit), through the SMS check authenticity.

Q:If the tire is broken, can it damage the car?

The loss of vehicle insurance is one of the basic categories of commercial auto insurance, if the insurance period, the insurance company will compensate the insured or allowed to legally drive people in the use of vehicle insurance process, due to the provisions of the contract caused by the loss of vehicle insurance. Car tires are broken, and generally not within the scope of compensation for car damage insurance.

Q:How do you see the size of the car tires?

Tire size on tire wall, there are two kinds of representation methods, such as 34*7 or 7.50-20 representation. The former is high-pressure tire, the latter is low pressure tire. There are also many signs, such as D for light vehicles, F for mid size cars, G for standard cars, and H, L and J for large luxury and high-performance cars. As printed on the sidewall of R, such as 175R13, said tire is the tire diameter, width and length of 175mm (6.9 inches), mounted on the wheel rim diameter of 13 inches (330mm) on the wheel, generally carved the word RADIAL.

Q:What tires do big trucks use?

The long distance truck is equipped with all steel wire radial tire. The characteristic of this kind of tyre is that it can run quickly and can save oil more than inclined tire.