Overview of the Sinotruk Howo 8X4 Dump Truck
The Sinotruk Howo 8X4 DUMP TRUCK is built to handle tough construction and mining jobs. It has a large load capacity and can manage heavy tasks easily. This truck performs well on rough terrain and in demanding conditions. If you need high performance and reliability in your work, this truck is a dependable choice. It’s always ready to get the job done when you need it most.
Expert Opinion:
“The Sinotruk Howo 8X4 dump truck stands out for its combination of power and efficiency. It can carry up to 30,000 kg and offers engine options between 336 and 420 hp. This makes it highly effective for construction and mining tasks. The truck includes advanced features like the ZF power steering system and dual circuit compressed air brakes, which improve maneuverability and safety. This makes it a strong choice for tough jobs in challenging environments.”
https://www.youtube.com/watch?v=x49tsHql0TU
— Dr. Michael Zhang, Automotive Engineering Specialist with over 15 years in heavy-duty vehicle design
Dimensions and Weight
The Sinotruk Howo 8X4 Dump Truck is known for its solid dimensions and strong weight capacity. Here are the key details:
Overall Dimensions
- Length x Width x Height:
- 10745 * 2496 * 3668 mm
- 10310 * 2500 * 3400 mm
- 11050 * 2496 * 3450 mm
- 8545 * 2496 * 3280 mm
- 8145 * 2496 * 3170 mm
Wheel Base
- 1800 + 3800 + 1350 mm
- 1800 + 3500 + 1350 mm
- 1800 + 4200 + 1350 mm
Wheel Track
- Front Track: 2022 mm
- Rear Track: 1830 mm
Overhang Dimensions
- Front Overhang: 1500 mm
- Rear Overhang: 1975 mm
Approach and Departure Angles
- Approach Angle: 19°
- Departure Angle: 20°
(Another configuration: Approach angle 16°, Departure angle 23°)
Weight Parameters
- Curb Mass:
- 15830 kg
- 15120 kg
- 15310 kg
- 15200 kg
- Full Loaded Mass:
- 31000 kg
- 25000 kg
Axle Loading Capacity
- Front Axle:
- 6500/7000 kg
- 9000 kg (for HF9 front axle)
- Rear Axle:
- 17500 kg (double axle)
- 16000 kg (for HC16 rear axle)
Cargo Box Dimensions
- Length x Width x Height:
- 6200 ~ 8800 * 2300 * 1500 mm
- 7800 * 2300 * 1500 mm
- 7300 * 2500 * 3000 mm
- 8000 * 2300 * 1500 mm
Steel Thickness of Carriage
- Floor: 8 mm
- Side: 4 mm (Mn16)
- For mining use:
- Bottom: 16 mm
- Side and back: 12 mm
Engine Specifications
The Sinotruk Howo 8X4 Dump Truck comes with a strong and efficient engine built for heavy-duty tasks. The truck offers two engine models: WD615.96C and WD615.47.
Key Engine Features:
- Engine Type: 4-stroke direct injection diesel engine with 6 inline cylinders. It includes water cooling, turbocharging, and intercooling.
- Displacement: 9.726L, providing solid performance for various jobs.
- Horsepower:
- 380hp at 2000 rpm (WD615.96C)
- 371hp (WD615.47)
- Up to 400hp on some models.
- Maximum Torque: 1590Nm at 1200-1500 rpm, giving great towing and load handling power.
Engine Performance and Efficiency:
- Compression Ratio: 17.5:1, which helps improve fuel efficiency and engine longevity.
- Specific Fuel Consumption: 195g/kWh, making it a fuel-efficient option for a heavy-duty truck.
- Engine Oil Filling Quantity: 23L, supporting extended service intervals.
- Cooling System: 40L long-term capacity, helping keep the engine at the right temperature.
- Thermostat Opening: Works at 71℃ to ensure proper engine cooling.
Emission Standards:
- Euro III for the WD615.96C model.
- Euro II for the WD615.47 model.
Transmission and Axles
The Sinotruk Howo 8X4 Dump Truck has a strong transmission and axle system, built for tough work environments.
Gearbox
The truck is equipped with a HW19710 gearbox, offering 10 forward gears and 2 reverse gears. The gear ratios are chosen to work well on different terrains: – Forward Ratios: 14.28, 10.62, 7.87, 5.88, 4.38, 3.27, 2.43, 1.80, 1.34, 1.00 – Reverse Ratios: 13.91 (R1), 3.18 (R2)
This wide range of gears helps with smooth shifting and effective power delivery for various driving conditions.
Front Axle
- Model: HF9
- Capacity: 1×9000 KGS
- Design: The steering features a double T-cross section beam, which boosts durability and performance.
Rear Axle
- Model: HC16 or AC16
- Capacity: 2×16000 KGS
- Design: The rear axle has a pressed axle housing with either a central single reduction or central double reduction with planetary wheel reduction. It also includes differential locks between the wheels and axles to improve traction.
- Ratio: 5.73
Propeller Shaft
The truck uses a double universal joint propeller shaft with a gear-shaped coupling flange, built for efficiency and durability.
This transmission and axle system gives the Sinotruk Howo 8X4 Dump Truck the power, stability, and load capacity needed for heavy-duty jobs.
Braking System
The Sinotruk Howo 8X4 Dump Truck is equipped with an efficient and reliable braking system that ensures safety and performance in various driving conditions.
Key Features of the Braking System
- Service Brake: The truck uses a dual circuit compressed air brake, ensuring good braking performance in normal driving conditions.
- Parking Brake (Emergency Brake): A spring-powered, compressed air-operated parking brake is installed on the rear wheels to keep the truck stationary when parked.
- Auxiliary Brake: An engine exhaust valve brake helps reduce speed when driving downhill, offering better safety and control.
- Anti-lock Braking System (ABS): The truck has ABS to prevent wheel lock-up during emergency braking, improving safety on slippery or uneven surfaces.
Additional Features
- Alert System: The braking system includes a warning function that alerts the driver to brake before a collision. The rear lights also flash to warn following vehicles.
- Brake Configuration: The system is built to handle heavy loads, providing stable and reliable braking performance, even under demanding conditions.
Suspension and Chassis
The Sinotruk Howo 8X4 dump truck has a strong suspension and chassis. This ensures durability and smooth performance even under heavy loads.
Chassis Frame
The truck uses a U-profile parallel ladder frame with a 300×80×8mm section, reinforced with a subframe. This design provides the strength needed for heavy loads. All cross members are cold riveted for added stability and durability.
Suspension System
The suspension system includes a four-point support floating suspension with a shock absorber. This system stabilizes the cabin, ensuring smoother rides and better comfort for the driver, even on rough roads.
Front Axle
The truck’s front axle is VGD95 with a capacity of 2×9000 KGS. The double T-cross section beam adds strength for heavy operations.
Rear Axles
The rear axles are MCX16ZG, with a capacity of 2×16000 KGS. These axles feature a pressed axle housing and central single reduction with planetary wheel reduction for efficient load distribution. The differential lock improves traction in tough conditions.
Propeller Shaft
The truck uses a double universal joint propeller shaft, with a gear-shaped coupling flange for better power transmission.
Steering System
The ZF power steering system (models ZF8098 or ZF8118) provides hydraulic steering with power assistance. This makes it easier to maneuver, especially in tight spaces.
These advanced suspension and chassis features help the Sinotruk Howo 8X4 dump truck manage heavy-duty tasks efficiently, ensuring both reliability and comfort for the driver.
Electrical and Other Systems
The Sinotruk Howo 8X4 Dump Truck is equipped with advanced electrical systems that ensure reliable performance, even in tough conditions.
Operating Voltage and Power Supply
- Operating Voltage: The truck runs on a 24V electrical system with a negative ground.
- Starter: The truck has a 24V, 7.5Kw starter motor for reliable starting.
- Alternator: It uses a 3-phase, 28V, 1500W alternator to provide consistent power.
Batteries
- The truck has two 12V batteries, with capacities of 165Ah or 180Ah, to provide enough power for long operations and heavy loads.
Electrical Components
The truck includes several important electrical components: – Cigar-lighter – Horn – Headlamps and fog lights – Brake lights and indicators – Reverse light – Backing alarm
These components improve safety, visibility, and driver convenience.
Instrumentation and Controls
The instrument panel features an active check central controller, showing key information like: – Compressed air pressure – Coolant temperature – Engine oil pressure – Battery charging status
These instruments help monitor the truck’s condition and performance, giving the driver real-time feedback during operations.
Cargo Body and Hydraulic System
The Sinotruk Howo 8X4 Dump Truck has a heavy-duty cargo body and a dependable hydraulic system designed for tough tasks.
Cargo Body Dimensions and Materials
The cargo body comes in different sizes to meet various hauling needs. Here are some common sizes: – Length: 7600mm, 7800mm, 6800mm, 7300mm, 8000mm – Width: 2300mm or 2400mm – Height: 1500mm, 1600mm, 1700mm, 1800mm, 2000mm
The body is made with durable materials to handle heavy loads and tough conditions. The bottom thickness is 8mm, and the sides are 6mm thick for long-lasting performance.
Hydraulic System and Lifting Mechanism
The hydraulic system is vital for the truck’s efficient operation. It allows smooth lifting and tipping of the cargo body, making it ideal for construction and heavy-duty tasks.
- Lifting Type: Depending on the model, the truck may use a central lifting or front lifting system. Some models come with a front lifting ram Φ180*5390.
- Hydraulic Components: The system includes hydraulic cylinders and other parts to ensure efficient lifting and dumping.
Performance and Versatility
With an approach angle of 19 degrees and a departure angle between 20-23 degrees, the truck can easily navigate different terrains. Its weight capacity ranges from 25,000 kg to 40,000 kg, depending on the model. These features make the Sinotruk Howo 8X4 perfect for tough environments.
Tyres and Fuel Tank
The Sinotruk Howo 8X4 Dump Truck comes with strong tyres and a dependable fuel system for tough tasks. Here are the important details:
Tyre Details
- Tyre Sizes: 11.00/22.5, 12.00R20, or 295/80R22.5
- Tyre Type: Radial tyres for long-lasting performance
- Number of Tyres: 11 tyres in total for the 8×4 setup
- Load and Speed Ratings: For example, the 11R22.5 16PR tyre has a load/speed rating of 146/143K, with a tread depth of 22.0/25.0MM
- Max Load Capacity: The 11R22.5 16PR tyre can carry up to 3000 kg (single) and 2725 kg (dual)
Fuel Tank Details
- Fuel Tank Capacity: 300 liters
- Fuel Type: Diesel
- Fuel Consumption: 30-33 liters per 100 kilometers
Safety and Customization Features
The Sinotruk Howo 8X4 Dump Truck comes with a variety of safety features to ensure reliable and secure operations in different conditions. It also offers many customization options to meet the needs of various industries.
Safety Features
- Anti-lock Braking System (ABS): This system prevents wheel lockup, especially on slippery or uneven surfaces, helping to avoid accidents.
- Airbags: Airbags provide added protection to the driver in case of a collision, ensuring safety during an impact.
- Improved Visibility: The cabin is designed for comfort and visibility, making it easier for the driver to see and drive safely.
- Lane Departure Warning and Collision Alert: This system warns the driver before the vehicle drifts from its lane or before a potential collision happens. It also activates rear lights to alert vehicles behind.
- Dual Circuit Compressed Air Brake: The system ensures reliable braking with both service and emergency brakes powered by compressed air.
- Engine Exhaust Brake: This brake helps control the truck’s speed, especially on downhill slopes, making driving safer in difficult terrain.
Customization Features
- Different Types of Bodies: The truck can be customized with different body types, such as standard, extended, or specialized bodies, to meet specific industry needs.
- Tipping Mechanisms: There are customizable tipping options to handle various loads and improve performance for different industries.
- Engine Options: Multiple engine configurations are available, ranging from 371HP to 430HP, to suit different transportation needs.
- Drive Type: The truck is available in both Left Hand Drive (LHD) and Right Hand Drive (RHD) options, offering flexibility for different regions and driver preferences.
- Specialized Lighting and Accessories: Customization options include special lighting, toolboxes, towing attachments, and payload management systems.
- Hydraulic Cylinders: The truck comes with customizable hydraulic cylinders for lifting, including multi-stage cylinders for longer carriages, improving lifting performance.
Performance and Fuel Efficiency
The Sinotruk Howo 8X4 Dump Truck delivers excellent performance and efficient fuel usage for heavy-duty work. It has a maximum driving speed of up to 80 km/h, making it suitable for both urban roads and highways. Its economic speed ranges from 65-80 km/h, helping to save fuel during regular use. The truck also has a maximum grade ability of 34%, allowing it to handle steep terrain with ease.
Engine Performance
- Horsepower: Available with 380 hp or 400 hp, providing plenty of power for demanding jobs.
- Engine Model: The engine is a Euro III, D10.38-30 or WD615.96C, a 6-cylinder in-line model with turbocharging and intercooling for better efficiency.
- Maximum Output: Delivers 380 hp at 2000 rpm, following DIN standards.
- Maximum Torque: Provides 1590 Nm of torque at 1200-1500 rpm, giving it strong pulling power.
- Displacement: 9.726 L, ensuring the engine performs well even under heavy loads.
- Bore and Stroke: 126 mm x 130 mm, helping optimize combustion.
- Compression Ratio: 17.5:1, balancing power and fuel efficiency.
Fuel Consumption
- Specific Fuel Consumption: The truck uses 195 g/kWh of fuel, indicating it uses fuel efficiently.
- Average Fuel Consumption: It typically consumes 30-33 L/100 km, with some models going up to 35 L/100 km, depending on the load and driving conditions.
Fuel and Cooling System
- Fuel Tank Capacity: The truck has a 300 L fuel tank, allowing for long hours of operation without refueling.
- Engine Oil Filling Quantity: The engine needs 23 L of oil to operate smoothly and minimize downtime.
- Cooling System Filling Quantity: The cooling system holds 40 L of coolant, keeping the engine at the right temperature even during long trips.
The Sinotruk Howo 8X4 Dump Truck is a reliable and powerful vehicle. It is well-suited for tough tasks in construction and mining. Its high load capacity, strong build, and efficient performance make it a top choice for heavy-duty jobs. It ensures reliability and safety, even in the harshest conditions.
