This tri-axle carbon steel dangerous goods tank semi-trailer features a 45,000L (45CBM) tank volume, specially designed for transporting gasoline, diesel, kerosene and other fuel oils, also compatible with low-density corrosive liquids. The tank body is welded from high-strength Q345 carbon steel with multi-independent compartment design, fully compliant with national dangerous goods transportation safety standards. Widely applied in long-distance logistics, oilfield distribution and bulk fuel supply for gas stations.