Container Chassis Dump Semi Trailer
The Container Chassis Dump Semi Trailer (also known as a Container Tipping Semi Trailer, Skeleton Dump Trailer, Container Chassis Tipper, or ISO Container Self-Unloading Trailer) is a specialized transport trailer engineered for the rapid self-unloading of ISO standard bulk shipping containers (such as 20ft and 40ft heavy-duty grain, mineral ore, or bulk cargo containers). By combining a high-strength skeletal chassis frame with a heavy-duty hydraulic tipping mechanism, this trailer enables operators to discharge dry bulk materials directly from containers without uncoupling or manual unloading. Constructed on a high-tensile structural steel chassis (Q345B/Q550/T700) welded via automated submerged-arc processes, it incorporates retractable ISO container twist locks, a front-mounted multi-stage hydraulic telescopic cylinder system (HYVA hoist), and heavy-duty rear tilting pivot hinges. Outfitted with 2, 3, or 4 commercial heavy-duty axles (13T/16T FUWA, BPW, STEYR, or AQ axles), 10/11-leaf mechanical spring or air ride suspension, and a dual-line pneumatic air braking system with WABCO emergency relay valves, this container skeleton dump trailer delivers exceptional structural flexibility, rapid port-to-factory bulk unloading, reduced labor overhead, and high fleet asset utilization. Fully certified under ISO9001, CCC, CE, and SGS standards.
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Product Details
Technical Specifications
Model NO. : Customized / Container Skeleton Dump Spec
Type : Semi-Trailer / Container Chassis Dump Semi Trailer (Skeleton Tipper)
Load Capacity : 35 - 60 Tons (ISO Container Heavy Payload Rating)
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Container Suitability : 1x20ft, 1x40ft, or 2x20ft Standard & High-Cube ISO Containers
Condition : New
Grade : High-Performance Port & Intermodal Bulk Logistics Grade
Shape : Skeletal Frame Chassis with Front Hydraulic Tipping Mechanism
Origin : Shandong, China
Production Capacity : Customized
Certifications : ECE / ISO9001 / CCC / CE / SGS
HS Code : 8716399000
Overall Dimensions : Customized (Approx. 7500-12500 x 2500-2550 x 1500-1600 mm)
Tare Weight : Approx. 6500 kg - 8500 kg (Optimized Lightweight Frame)
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King Pin Setting : 1220 mm
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Container Locks : 4 / 8 Sets Heavy-Duty Drop-Down Retractable Twist Locks
Hydraulic Jack : Full set of HYVA hydraulic system, front setting multi-stage telescopic cylinder
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Hydraulic Power Unit : PTO Driven from Tractor Unit or Optional Self-Contained Diesel Power Pack
Tipping Angle : 45° - 55° (High Angle for Complete Gravity Discharge)
Wheel Base : 4800mm + 1310mm + 1310mm / Customized
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Tread : 1840 mm
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Axle Number : 3 Axles (Optional 2 / 4 Axles)
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Axle Brand : AQ, FUWA, BPW or STEYR axle
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Axle Capacity : 13 Ton / 16 Ton per axle
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Rims & Tires : Rim 8.0-20 or 8.5-20 / 9.00-22.5; Tire 11.00-20, 12.00-20 or 12R22.5
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Tire Number : 12 pcs + 1 Spare Tire
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Tire Brand : Triangle / Double Coin / Linglong
Suspension : 3 axle mechanical suspension with 11-pcs leaf spring / Air Ride Suspension
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Leaf Spring : 11-pcs (or 10/12-pcs heavy reinforced spring packs)
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Brake System : Dual lines pneumatic brake system, WABCO Emergency Relay Valve; T30/30+T30 air chamber; parking brake
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ABS Brand : WABCO / Kemi
Self-dumping : Hydraulic Self-dumping (Container Rear End Tipping)
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Main Beam : I shape, Mild Alloy (16Mn / Q345B / Q550 / T700) by Automatic submerged arc welding
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Cross Beam : Mild Alloy Q235 High-Density Crossmember Bracing
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King Pin : Welded / Bolted kingpin, size 50# (2") or 90# (3.5")
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Landing Gear : Double sides operation, Static capacity 30 Ton (JOST / FUWA)
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Spare Tire Carrier : 1 or 2 Units Heavy-Duty Winch Carriers
Tool Box : 1 Unit Heavy-Duty Lockable Steel Box
Lights & Reflectors : Rear light, rear reflector, turn indicative light, side reflector, fog lamp, number plate light
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Wiring : 24V, 6 lines / 7 lines ISO Standard Wiring Harness
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Air/Elec. Connector : ISO standard air connector, 24V 7 pin plug socket
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Paint : Sand blasting before painting, color upon request (Sa 2.5 + Epoxy Zinc Primer + Polyurethane Topcoat)
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Warranty : Main Beam Frame 3 Years / Axles & Major Parts 1 Year
Package : Nude Packing / Bulk Vessel / Ro-Ro / SKD Packaging
Delivery Time : 20 - 25 Working Days
Payment Terms : T/T, L/C
Key Structural & Performance Features
1. Dedicated Container Tipping Architecture
- Direct Bulk Container Discharge: Designed to secure standard 20ft or 40ft ISO shipping containers via heavy-duty twist locks, enabling direct gravity dumping of bulk grain, plastic pellets, minerals, scrap, and chemicals without container removal.
- Front-Mounted HYVA Hydraulic Hoist: Equipped with a genuine HYVA multi-stage telescopic cylinder system installed at the front of the tipping sub-frame, maximizing mechanical advantage and ensuring steady, controlled elevation. PNG
- Heavy Rear Tipping Hinge & Stabilizers: Features extra-thick rear pivot hinges and optional hydraulic rear landing stabilizers to ensure high chassis stability and ground anchor safety during steep tipping cycles.
2. High-Strength Skeletal Frame & Locking Hardware
- Submerged-Arc Welded Main Chassis: Fabricated using high-tensile Q345B/Q550/T700 steel I-beams welded via automated submerged-arc processes, providing maximum torsional stiffness and resisting frame twisting under asymmetric loads. PNG
- Precision Retractable Twist Locks: Heavy-duty container twist locks conform strictly to ISO standards, locking the container frame securely to the tipping superstructure to eliminate shifting during transit or unloading.
- Dual Frame Design (Base Chassis & Tipping Deck): Incorporates a lower main chassis frame and an upper hydraulic tipping deck connected by heavy-duty pivot pins, distributing dynamic stresses evenly across the running gear.
3. Commercial Running Gear & Braking Safety
- 13T/16T Heavy Commercial Axles: Powered by commercial heavy-duty axles (FUWA, BPW, STEYR, or AQ) rated for 13 to 16 tons per axle, ensuring compliance with axle-load regulations and high durability across intermodal routes. PNG
- 11-Leaf Mechanical or Air Ride Suspension: Heavy-duty 11-piece leaf spring packs or optional pneumatic air ride suspension effectively cushion cargo vibration and maintain stable tracking at high highway speeds. PNG
- WABCO Emergency Air Braking System: Dual-line pneumatic brake system outfitted with a WABCO emergency relay valve and T30/30+T30 spring brake chambers provides prompt braking actuation and secure locking during discharge. PNG+ 1
Commercial & Logistics Terms
- Shipping & Delivery: Shipped via Ro-Ro vessel, Bulk Cargo vessel, or stacked in SKD format to optimize international ocean freight costs.
- Warranty Coverage: 3-Year structural guarantee on the main chassis frame; 1-Year warranty covering axles, landing gear, hydraulic cylinder assembly, and braking valves.
- Payment Terms: 30% T/T deposit, 70% balance paid prior to dispatch; irrevocable L/C at sight accepted.

