Side Wall Semi Trailer - Reinforced Frame Group
The Side Wall Semi-Trailer with Reinforced Frame is a heavy-duty, severe-service cargo transport trailer specifically engineered for extra-heavy payloads, off-road industrial corridors, mining logistics, and high-stress transport environments. Built with an ultra-rigid chassis structure, it features a heavy-duty Q345B/Q550 high-tensile steel main beam with thickened top/bottom flanges and web plates welded via automated submerged-arc processes. Reinforced crossmembers and heavy-duty side channel beams prevent frame distortion, twisting, and sagging under extreme point loads. Outfitted with customizable side wall heights (600mm to 1200mm) with drop-down or fully detachable panels, a 3mm or 4mm anti-skid checkered steel deck, 3 or 4 heavy-duty commercial axles (13T/16T FUWA or BPW), heavy mechanical multi-leaf spring suspension, and dual-line pneumatic air braking with WABCO ABS, this trailer provides maximum structural fatigue resistance, severe-road stability, and long service life. Fully certified under ISO9001, CCC, CE, and SGS standards.
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Product Details
Technical Specifications
Model NO. : Customized
Type : Semi-Trailer / Reinforced Chassis Side Wall Cargo Semi-Trailer
Load Capacity : 40 - 60 Tons (Heavy & Severe Duty Payload)
Condition : New
Grade : Heavy Duty / Severe-Service Reinforced Chassis Grade
Shape : Cargo / Side Wall / Heavy Structural 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 2400-3500 mm)
Box Dimension : Customized (Approx. 12300-14300 x 2400 x 600-1200 mm)
Side Wall Height : 600mm / 800mm / 1000mm / 1200mm
Side Wall Type : Fixed / Drop Side / Detachable Reinforced Panels
Wheel Base : 7000mm - 8800mm
Tread : 1820 mm
Axle Number : 3 / 4 Axles
Axle Brand : FUWA / BPW / HuaJin Heavy Duty
Axle Capacity : 16T per axle (Heavy-Duty Rating)
Tire Number : 12 / 16 pcs + 1 Spare Tire
Tire Specification : 12R22.5 / 11.00R20 / 12.00R20 Heavy-Duty 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 / Heavy Bogie / Air Suspension
Leaf Spring : 10 pcs / 12 pcs Extra Reinforced (90x16mm or 100x16mm Thick)
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 : 480mm / 500mm Reinforced I-Beam
Upper/Down Plate : 16mm / 18mm / 20mm Extra Heavy Duty
Middle Plate (Web) : 8mm / 10mm / 12mm
Welding : Automatic Submerged-Arc Welding
Floor Plate : 3mm / 4mm Checkered Steel Anti-Skid Plate
Cargo Accessories : Reinforced Upright Posts / Rope Hooks / Lashing Rings / Heavy Winches
Landing Gear : JOST / FUWA 28T Heavy-Duty Two-Speed Manual Landing Gear
King Pin : JOST 50# (2-inch) or 90# (3.5-inch) Heavy Duty 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. Heavy-Duty Reinforced Frame & Chassis Engineering
- Extra-Thick Main Beam & Web Flanges: Fabricated using Q345B/Q550 high-tensile steel with automated submerged-arc welding. The reinforced main beam utilizes thickened top and bottom flange plates (up to 16mm–20mm) and a heavy-duty web plate to eliminate longitudinal bowing and torsional stress under severe loads.
- High-Density Crossmember Layout: Features closely spaced transverse channel crossmembers connected directly through the main beam, providing enhanced point-load distribution across the entire bed.
- Reinforced Perimeter Channel Beams: Outer side channels are structurally braced to resist lateral impact during heavy forklift loading and withstand side-wall loading pressure.
2. Multi-Functional Side Wall & Floor Deck
- Reinforced Modular Side Walls: Corrugated steel side panels (600mm to 1200mm high) are supported by heavy-duty upright pillars and cast steel hinges. Panels can fold down or be detached for rapid dual-side forklift operation.
- 3mm/4mm Heavy Anti-Skid Floor: Heavy-duty checkered steel floor plate prevents floor bending under heavy equipment or point loads while providing anti-slip security for cargo during transit.
- Heavy Perimeter Lashing Anchors: Integrated side-channel rope hooks, winches, and lashing rings allow heavy cargo, steel coils, bagged goods, and equipment to be tied down securely.
3. Severe-Duty Running Gear & Safety Systems
- High-Capacity 16T Commercial Axles: Equipped with 3 or 4 heavy-duty 16-ton capacity axles (FUWA/BPW) paired with 12.00R20 or 12R22.5 heavy radial tires for superior ground clearance and load endurance.
- WABCO Air Braking with ABS: Dual-line pneumatic braking paired with a WABCO ABS system guarantees prompt braking response, short stopping distances, and complete wheel-lock protection under heavy payloads.
- Extra-Thick Multi-Leaf Suspension: 10-leaf or 12-leaf heavy mechanical spring or heavy bogie suspension cushions severe chassis impacts on unpaved or off-road conditions.
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.
