40ft 50 Tons Fence Dropside Cargo Semi Trailer – Factory Good Price Chengli

factory good price chengli Overview.

factory good price chengli is an important factor in commercial vehicle safety.

Introduction.

The 40ft 50tons fence dropside cargo semi trailer is built for heavy load transport. It features a 3 axle heavy duty I beam chassis made from high tensile Q345B steel. The payload capacity reaches 45000kg with a tare weight of 9900kg.

The overall length measures 12400mm and the overall width is 2480mm. This dimension set suits standard cargo routes. The dropside design provides easy access for loading goods from the sides.

Key Features.

The trailer structure focuses on durability and load capacity. Several key components are sourced from known brands for consistency.

• Heavy duty I beam chassis with Q345B high tensile steel.
• 3 axle setup with German style mechanical suspension.
• JOST brand 2 inch bolt-in king pin.
• JOST brand two-speed manual landing gear.
• WABCO RE 6 relay valve braking system.
• 13 piece leaf spring for heavy loading.
• 12 ISO twist locks for container securing.
• Complete chassis sand blasting and anti-corrosion painting.

Performance and Configuration.

The I beam chassis uses automatic Submerged-Arc welding. The top flange is 16mm thick with a width of 140mm. The middle flange measures 8mm in thickness and 600mm in height. The bottom flange is 18mm thick and 140mm wide. This construction supports the rated payload of 45000kg.

The floor uses a 3mm checker plate surface. Tire specification is 12R22.5 with 13 pieces including one spare tire. The wheel rim size is 9.0-22.5. The braking system includes T30/30 plus T30 spring brake chambers and two 45L air tanks. The sand blasting treatment removes rust before applying one coat of anticorrosive prime and two coats of final paint.

The retractable central locks on the ISO twist locks can be laid down for flat surface operation. One standard tool box is included as an accessory. The spare tire comes with a carrier set attached to the chassis frame.

Applications.

This semi trailer handles general cargo transport on highways and regional routes. The dropside fence design allows quick loading from both sides. Container operations are supported by the 12 ISO twist locks for one by 20ft or two by 20ft. Plus one by 40ft configurations.

Bulk goods and packaged materials suit this trailer type. The heavy duty suspension absorbs road shocks during long distance transport. Fleet operators use this model for consistent freight movement across industrial corridors.

Why Choose This Truck.

The factory good price Chengli trailer combines verified component brands with a robust steel chassis. JOST king pin and landing gear provide proven reliability. WABCO braking components ensure safe stopping performance. The complete sand blasting and multi-coat paint process extends chassis service life in demanding conditions.

Every unit undergoes surface preparation before painting. The 3 axle mechanical suspension handles repeated heavy loads. The checklist covers chassis welds, brake lines, electrical connections and tire mounting points before delivery. A standard toolbox is packed on board for field use. Contact the factory for current pricing and configuration details on this 40ft 50tons cargo semi trailer model.