Dropside Semi Trailer - Bulk Goods Transport Zone
The Dropside Semi-Trailer for Bulk Goods Transport is a specialized, heavy-duty cargo transport vehicle engineered explicitly for high-efficiency bulk logistics, including bagged cement, grain, agricultural produce, coal, fertilizer, and mineral commodities. Optimized for rapid loading and unloading cycles, it features multi-segment drop-down side panels (heights from 600mm to 1200mm) with heavy-duty quick-release locking mechanisms, enabling full dual-side forklift access and overhead crane loading. Built upon a high-tensile Q345B/Q550 structural steel main beam welded via automated submerged-arc processes, it incorporates an anti-skid 3mm or 4mm checkered steel floor plate reinforced with high-density crossmembers. Supported by 2, 3, or 4 commercial heavy-duty axles (13T/16T FUWA or BPW), a heavy mechanical multi-leaf spring suspension, and a dual-line pneumatic air braking system with WABCO ABS, this trailer provides high volumetric loading capacity, low maintenance costs, and exceptional durability across highway and regional bulk transport routes. Fully certified under ISO9001, CCC, CE, and SGS standards.
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Product Details
Technical Specifications
Model NO. : Customized
Type : Semi-Trailer / Bulk Cargo Dropside Semi-Trailer
Load Capacity : 30 - 60 Tons (Bulk Cargo Payload Rating)
Condition : New
Grade : Heavy Duty / Bulk Logistics Transportation Grade
Shape : Cargo / Dropside / Bulk Transport Body
Origin : Shandong, China
Production Capacity : Customized
Certifications : ECE / ISO9001 / CCC / CE / SGS
HS Code : 8716399000
Overall Dimensions : Customized (Approx. 12500-14500 x 2500 x 2600-3400 mm)
Box Dimension : Customized (Approx. 12300-14300 x 2400 x 600-1200 mm)
Side Wall Height : 600mm / 800mm / 1000mm / 1200mm
Side Wall Type : Drop Side / Detachable Corrugated Panels
Wheel Base : 7000mm - 8800mm
Tread : 1820 mm
Axle Number : 2 / 3 / 4 Axles
Axle Brand : FUWA / BPW / HuaJin Heavy Duty
Axle Capacity : 13T / 16T per axle
Tire Number : 8 / 12 / 16 pcs + 1 Spare Tire
Tire Specification : 12R22.5 / 11.00R20 / 12.00R20 Tubeless or Radial Tires
Tire Brand : Triangle / Double Coin / Linglong
Rim : 9.00-22.5 / 8.5-20 Steel Disc Rims
Suspension : Heavy Duty Mechanical Multi-Leaf Spring / Air Ride Suspension
Leaf Spring : 10 pcs Reinforced (90x13mm or 90x16mm)
Brake System : Dual-Line Pneumatic Air Braking System with ABS
ABS Brand : WABCO / Kemi / Haldex
Self-dumping : Not Self-dumping
Material : High-Tensile Structural Steel Q345B / Q550
Main Beam Height : 450mm / 480mm / 500mm
Upper/Down Plate : 12mm / 14mm / 16mm / 20mm
Middle Plate (Web) : 6mm / 8mm / 10mm / 12mm
Welding : Automatic Submerged-Arc Welding
Floor Plate : 3mm / 4mm Checkered Steel Anti-Skid Plate
Cargo Accessories : Reinforced Upright Pillars / Rope Hooks / Lashing Rings / Heavy Winches
Landing Gear : JOST / FUWA 28T Two-Speed Manual Landing Gear
King Pin : JOST 50# (2-inch) or 90# (3.5-inch) Bolted / Welded King Pin
Spare Tire Carrier : 1 or 2 Units
Tool Box : 1 Unit Heavy-Duty Lockable Steel Box
Electrical System : 24V, 7-Pin ISO Socket, Full LED Marker & Tail Lights
Painting / Finish : Sand Blasting (Sa 2.5) + Epoxy Zinc-Rich Primer + Polyurethane Topcoat
Colour : Optional / Customized RAL Code
Warranty : Main Beam Frame 3 Years / Axles & Major Parts 1 Year
Package : Nude Packing / Bulk Vessel / Ro-Ro / 40HQ Container
Delivery Time : 25 - 30 Working Days
Payment Terms : T/T, L/C
Key Structural & Performance Features
1. Bulk Goods Loading & Retention System
- Multi-Segment Drop-Down Panels: Features corrugated steel side walls (600mm to 1200mm high) divided into hinged panels with ergonomic quick-release locks, enabling rapid opening for dual-side forklift and manual handling.
- High-Density Perimeter Securing: Outfitted with continuous side-rail rope hooks, tensioner winches, and lashing rings along the outer frame to firmly anchor tarpaulins, preventing moisture ingress and securing bulk bags during long-distance haulage.
- Convertible Platform Deck: Side panels and upright posts can be detached completely to convert the trailer into an open flatbed for timber, structural steel, or containerized freight.
2. High-Tensile Chassis & Heavy Anti-Skid Deck
- Submerged-Arc Welded Main Beam: Engineered using high-tensile Q345B/Q550 structural steel with an automated submerged-arc welding process. The deep I-beam geometry eliminates deck sagging and stress fatigue under full bulk loads.
- Reinforced Steel Checkered Floor: A 3mm or 4mm thick anti-skid checkered steel deck plate provides heavy point-load support against forklift tires and heavy bulk materials, ensuring long-term bed flatbed integrity.
- Dense Transverse Support: Heavy-duty channel crossmembers are spaced closely to support dense point loads typical of stacked cement bags, metallic bulk, and agricultural crates.
3. Heavy-Duty Running Gear & Safety System
- High-Capacity Commercial Axles: Powered by 2, 3, or 4 commercial heavy-duty axles (13T/16T FUWA or BPW) paired with 12R22.5 or 12.00R20 radial tires to ensure legal axle weight compliance and durable service across highway networks.
- WABCO Air Braking with ABS: Equipped with a dual-line pneumatic air braking system with WABCO ABS, guaranteeing quick brake response, short stopping distances, and anti-skid stability on wet or slippery road surfaces.
- Heavy Multi-Leaf Suspension: Uses a 10-leaf mechanical spring suspension system engineered to absorb severe road impacts, distribute weight evenly across all axles, and protect chassis components.
Commercial & Logistics Terms
- Shipping & Delivery: Shipped via Ro-Ro vessel, Bulk Cargo vessel, or 40ft High Cube (40HQ) containers (utilizing bolt-connected split-frame options) for cost-effective ocean freight.
- Warranty Coverage: 3-Year structural guarantee on the main chassis frame; 1-Year warranty covering axles, landing gear, braking valves, and mechanical components.
- Payment Terms: 30% T/T deposit, 70% balance paid prior to dispatch; irrevocable L/C at sight accepted.

