Product Characteristics
This Box Semi Trailer is designed for heavy-duty cargo loading with a payload capacity of 30-80T.
This semi trailer is designed for maximum efficiency, featuring a box cargo structure that optimizes space while providing excellent protection for goods. The three-axle configuration enhances load distribution, reduces wear and tear, and improves stability during transit, ensuring safe delivery every time. Additionally, streamlined components minimize maintenance needs, so your operations can run smoothly and cost-effectively.

The frame of the box cargo transport semi trailer adopts a through beam structure, and the longitudinal beams are straight beams or goose neck beams, which are automatically buried and welded. The frame is shot blasted. The box structure adopts high-strength cold-rolled corrugated steel plate, with no skeleton structure, large loading space, and reasonable distribution inside the box. It has various forms such as closed, push-pull and open, etc., to meet the diverse needs of users.
Product Parameters
| Size | 12500mm*2500mm*3000mm(Optional) |
| Payload | 30-80T |
| Main beam | Heavy duty and extra durability designed I beam; opting for high tensile steel Q345, welded by automatic submerged-Arc processes. Top flange 14mm,width140mm;Middle Flange 8mm height 500mm;bottom flange16mm,width 140mm(Optional) |
| Side beam | 18# channel steel (Optional) |
| Cross member | 12# channel steel (Optional) |
| Top side beam | 14# channel steel (Optional) |
| Bearing beam | 9pcs 6# channel steel |
| Pillar | Thickness 8mm (Optional) |
| Floor | 4mm (Optional) |
| Side wall | Height 2400mm thickness 3mm (Optional) |
| Door | 4 couple each side 3pcs lock rod on each door (Optional) |
| Door size | 1.8m (Optional) |
| Axle | 3 axle 13T (Optional) |
| Suspension | American type suspension (Optional) |
| Leaf spring | 10pcs*13mm*90mm (Optional) |
| Tire | 12R22.5 12pcs (Brand and specs optional) |
| Wheel rim | 9.0-22.5 12pcs (Brand and specs optional) |
| Kingpin | 2″/3.5″ bolt-in /welded king pin |
| Landing gear | Two-speed, manual operating ,heavy duty landing gear 28T |
| Braking system | T30/30 spring brake chamber;40L air tanks |
| ABS | Optional |
| Light | LED 8 side lights and 2 rear lights 2 width lamp |
| Painting | Complete chassis sand blasting to clean rust ,1coat of anti corrosive prime,2coats of final painting |
Detail

Why choose our Box Cargo Transport Semi Trailer?
Our box cargo transport semi trailer from engineer design the drawing to cutting steel, welding main beam and other accessories, sandblasting rust removal, clean up welding slag, painting, install axle and tires, install electrical circuits, each step has strict quality control to make sure the semi trailer have longer service life.
Reliable Performance for Diverse Applications
Whether you’re hauling construction materials, agricultural products, or retail goods, this trailer ensures adaptability and is built to handle large loads with ease. Its robust suspension system and superior braking capabilities ensure secure handling and maximum safety on the road.













