STEYR Axle Dump Semi Trailer
The STEYR Axle Dump Semi Trailer (also known as a Genuine STEYR Technology Heavy Tipper Semi Trailer, STEYR Cast Steel Hub Reduction Axle Dumper, Severe Duty STEYR Axle Mining Dump Trailer, or STEYR Axle Self-Unloading Semi Trailer) is a benchmark off-road heavy-duty transport trailer engineered specifically for severe mining environments, deep quarry rock extraction, soft mud construction sites, and extreme overload haulage conditions. Built around genuine heavy-duty STEYR technology cast steel axles (featuring planetary hub reduction gearing, heavy-duty cast axle housings, and high-clearance differential bowls), this trailer multiplies wheel-end output torque, dramatically reduces axle shaft stress, and provides superior ground clearance across unpaved terrain. Constructed on an ultra-reinforced structural steel main chassis with double-web longitudinal I-beams welded via automated submerged-arc processes, it features an extra-heavy cargo body (8mm–12mm floor deck and 6mm–10mm side walls constructed from Q345B/Q550/T700 high-tensile steel or NM400/HARDOX 450 wear plates). Powered by a front-mounted multi-stage HYVA telescopic hydraulic hoist system, it delivers maximum tipping leverage, a steep 55° discharge angle, and rapid unloading cycles. Outfitted with 3 or 4 commercial heavy-duty axles (16T/20T STEYR axles), heavy multi-leaf spring or bogie equalizer suspension, an automatic top-hinged tailgate with mechanical/pneumatic heavy safety locking jaws, and a dual-line pneumatic air braking system with WABCO emergency relay valves, this STEYR axle dumper provides supreme anti-torsional chassis strength, zero axle breakage risk, high off-road traction, and long operating life in severe mining and civil engineering environments. Fully certified under ISO9001, CCC, CE, and SGS standards.
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Product Details
Technical Specifications
Model NO. : Customized / STEYR Axle Dump Spec
Type : Semi-Trailer / STEYR Axle Dump Semi Trailer (STEYR Hub Reduction Tipper)
Load Capacity : 50 - 85 Tons (Severe Duty Off-Road & Heavy Overload Payload Rating)
Volumetric Capacity : Approx. 26 - 42 CBM (Customizable High-Density Volume)
Condition : New
Grade : Severe Duty / Open-Pit Mining, Heavy Quarry Rock, Soft Earth & Civil Infrastructure Grade
Shape : Heavy Rectangular or Deep U-Shape Cargo Box / Front-Hoist End Dump
Origin : Shandong, China
Production Capacity : Customized
Certifications : ECE / ISO9001 / CCC / CE / SGS
HS Code : 8716399000
Overall Dimensions : Customized (Approx. 9500-11500 x 2500-2600 x 3200-3700 mm)
Cargo Box Inside Dimensions : Customized (Approx. 9000-10800 x 2300-2450 x 1300-1600 mm)
Tare Weight : Approx. 9500 kg - 12200 kg
King Pin Setting : 1220 mm
Steel Sheet Thickness : Floor Thickness 8mm - 12mm, Side Wall Thickness 6mm - 10mm (High-Tensile Steel Q345B / Q550 / T700 or NM400 / HARDOX 450 Wear Plate)
Hydraulic Jack : Full set of HYVA hydraulic system, heavy-duty front setting multi-stage telescopic cylinder
Tailgate : Heavy one-piece tailgate with upper articulation, automatic mechanical/pneumatic heavy safety lock system with impact deflector plates
Wheel Base : 4800mm + 1350mm + 1350mm / Customized
Tread : 1850 mm (Wide Off-Road Track Stance)
Axle Number : 3 Axles (Optional 4 Axles)
Axle Brand : Heavy Duty STEYR Technology Hub Reduction Axles
Axle Capacity : 16 Ton / 20 Ton per axle
Rims & Tires : Rim 8.5-20, 9.0-20, or 9.00-22.5; Tire 12.00-20, 12.00R20, 12R22.5, or 315/80R22.5 Mining Block Pattern Tires
Tire Number : 12 / 16 pcs + 1 Spare Tire
Tire Brand : Triangle / Double Coin / Linglong
Suspension : Heavy Duty Mechanical Suspension with 12-pcs Leaf Spring / Bogie Equalizer Suspension
Leaf Spring : 12-pcs, 14-pcs, or 16-pcs extra-heavy reinforced spring packs
Brake System : Dual lines pneumatic brake system, WABCO Emergency Relay Valve; T30/30+T30 air chamber; parking brake
ABS Brand : WABCO / Kemi
Self-dumping : Front-Hoist HYVA Hydraulic Self-dumping (Rear End Tipping)
Main Beam : Reinforced Double-Web Heavy I shape, Mild Alloy (16Mn / Q345B / Q550 / T700) by Automatic submerged arc welding
Cross Beam : High-Tensile Steel Extra-Dense Transverse Crossmember Matrix
King Pin : Welded / Bolted heavy-duty kingpin, size 90# (3.5") or 50# (2")
Landing Gear : Double sides operation, Static capacity 35 Ton / 80 Ton Heavy-Duty Mining Landing Legs (JOST / FUWA)
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
Wiring : 24V, 6 lines / 7 lines ISO Standard Wiring Harness
Air/Elec. Connector : ISO standard air connector, 24V 7 pin plug socket
Paint : Sand blasting before painting, color upon request (Sa 2.5 + Epoxy Zinc Primer + Polyurethane Topcoat)
Warranty : Main Beam Frame 3 Years / STEYR Axles 1 Year / Major Components 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. Heavy-Duty STEYR Planetary Hub Reduction Axle Technology
- Planetary Hub Reduction Gearbox: Features wheel-end planetary gear reduction sets that multiply output torque directly at the wheel hub while allowing a smaller central differential housing, providing superior ground clearance over rocks and deep mud ruts.
- Heavy Cast Steel Axle Housing: One-piece ductile cast steel axle housings resist extreme bending moments and heavy dynamic vertical impact loads during excavator bucket loading operations.
- Reduced Axle Shaft Stress: Primary torque reduction occurs at the wheel ends rather than the central differential, drastically reducing torsional stress on internal axle shafts and preventing axle shaft breakage during heavy pulls.
2. Front HYVA Hydraulic Hoist & Double-Web Submerged-Arc Frame
- Front-Mounted HYVA Hydraulic System: Outfitted with a genuine front-mounted multi-stage HYVA telescopic hydraulic cylinder that applies lifting force at the maximum distance from the rear pivot, lowering hydraulic system pressure and ensuring smooth elevation.
- Double-Web Reinforced Main Chassis: Main longitudinal I-beams manufactured from Q345B/Q550/T700 high-tensile steel with double-web reinforcement plates via automated submerged-arc welding provide supreme frame stiffness and sag resistance under 85-ton payloads.
- Steep 55° Clean Gravity Discharge: Achieves a steep tipping angle ensuring rapid, 100% complete gravity offloading of sticky clay, crushed stone, aggregates, or mineral ore without manual scraping.
3. Heavy Impact Body & Pneumatic Braking Safety
- Impact & Wear-Resistant Cargo Deck: Cargo floor (8mm–12mm) and side walls (6mm–10mm) constructed from high-tensile steel or NM400/HARDOX 450 wear plates absorb heavy point impacts from dropped boulders and abrasive stone erosion.
- WABCO Air Braking System: Dual-line pneumatic compressed air braking system equipped with WABCO emergency relay valves and T30/30+T30 spring brake chambers guarantees instant braking response and complete holding power on steep mining inclines.
- Automatic Tailgate Safety Locking: Top-hinged heavy-duty tailgate unlatches automatically via mechanical/pneumatic linkage as the body elevates and seals tight upon lowering to prevent material leakage.
Commercial & Logistics Terms
- Shipping & Delivery: Shipped via Ro-Ro vessel, Bulk Cargo vessel, or stacked in SKD format to minimize international ocean freight costs.
- Warranty Coverage: 3-Year structural guarantee on the main chassis frame; 1-Year warranty covering heavy-duty STEYR 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.
