How about the gross weight of the tank truck?
The tanker curb weight plus load weight is equal to the total quality. The tanker is gross mass. The quality of the tank is calculated according to the thickness of the steel plate and the size of the tank!
Mass loading quality must be equal to the total quality
For example, the first four cars after eight tanker total quality: (kg) 24000Rated mass: (kg) 10990Service quality: (kg) 1281510990+12815=23805 KG plus the weight of the supervisor, 195KG equals 24000KG