09 BYD f3 center pillar has a broadband of 7.5MM, which belongs to the body frame and can protect the interior components in case of collision. A-pillar is usually made of hot-formed steel. And after the body panel is removed, what is left is the body frame. There are two wing beams and two track beams in front, and there are anti-collision steel beams in front of the track. There are also beams at the back of the carriage.

Security risks:

The passenger compartment of a car is like a birdcage. The passenger compartment consists of A-pillar, B-pillar, C-pillar, roof side rail and roof. The passenger compartment must be very strong in order to protect the passengers in the car in the event of a collision.

When buying a second-hand car, if the body panel of the car has been damaged due to an accident, then this kind of car cannot be called an accident car, and this kind of car can be bought. If the body frame of a car has been damaged due to an accident, it is an accident car, and consumers are not advised to buy this kind of used car.