Tri-Axle Aluminum Light Weight Dry Van Semi Trailer

1. Overall Dimensions (mm, unladen transit condition)
- Overall dimension: **13000 × 2550 × 3980 (13.0m ×2.55m ×3.98m)**
- Internal box dimension: **12600 × 2480 × 2700**
- Effective volume: **84m³**
- Kingpin fifth wheel height from ground: **1550mm**
- Wheelbase: 7000 +1310 +1310 mm
- Track width: 1820 mm
- Box door: Rear double doors, aluminum door frame with rubber sealing gaskets; single side door optional
- Interior: Aluminum alloy floor with built-in cargo lashing rings

2. Weight Parameters
- Tare weight: **7.2 tons (standard version with full aluminum body)**; over 2 tons lighter than ordinary all-steel dry van trailer (approx. 9.5 tons tare weight)
- Rated payload: **32.8 tons**
- GVWR (Gross Vehicle Weight Rating): **40 tons**

3. Chassis Main Beam & Aluminum Cargo Body Structure
1. **Chassis main beam, Q345B high-strength steel (steel main beam retained for balance of strength and cost)**
   - 500mm I-beam: top flange 14mm, web plate 8mm, bottom flange 16mm, automatic submerged arc welding
   - Densely arranged cross members; main beam treated with sand blasting + epoxy primer + polyurethane topcoat
2. **Aluminum cargo body (5083 aluminum alloy, corrosion-resistant)**
   - Panel: Aluminum extruded profiles + aluminum sheet skin, panel thickness 2.5mm
   - Floor: Aluminum alloy anti-slip checkered plate, wear-resistant and easy to clean
   - Posts, door frames and corner protectors all made of aluminum alloy; assembled by rivets and bolts
   - Roof walkway inside the box, multiple high-strength lashing rings reserved for pallet securing
> Optional: **Full aluminum main beam + full aluminum body**, tare weight can be reduced to 6.2 tons with substantially higher cost

4. Running Gear (Tri-Axle)
1. Axles: 3 pcs FUWA 13-ton axles (BPW optional)
2. Suspension: Mechanical leaf spring suspension, leaf spring 90mm width ×10 pieces; air suspension optional for premium clients
3. Tires: 12 pcs **12R22.5**; steel rim 9.00-22.5, 1 spare tire
4. Landing Gear: JOST 28-ton two-speed landing gear

5. Towing, Braking & Electrical System (ECE/GCC Export Certification)
- **Kingpin: 3.5 inch (popular for Africa), 2 inch optional, bolt-on detachable design for CKD packing**
- Braking system: Dual-line air brake, WABCO valve assembly, ABS as standard
- Air tank: 40L
- Electrical system: 24V, 7-core ISO socket, LED tail lamps, side marker reflective markings

Optional Upgrades
- Full aluminum main beam (ultra-lightweight design)
- Air suspension + lift axle
- Hydraulic rear loading tail lift
- Internal bulkhead for separate compartments
- Tool box, mudguards, tail lamp protection frame