We supply high-quality Radiator Assembly for SINOTRUK SITRAK 2019 Model; SINOTRUK TX 2021 Model; SINOTRUK C7H 2024 Model Truck Parts. For more than 20 years, we have been dedicated to the field of spare parts for heavy trucks of Shaanxi Automobile, Sinotruk, FAW Jiefang, Auman, and North Benz series. Our products cover most markets in Europe, North America, Central and South America, the Middle East, Africa, and Asia. We look forward to becoming your long-term partner in China.
Product Brief
The CNHTC Heavy-Duty Truck Radiator Assembly is a critical cooling system component designed for robust performance in demanding commercial vehicle applications like long-haul transport, construction, and mining. These radiators facilitate efficient heat exchange between engine coolant and ambient air, ensuring optimal engine operating temperatures. Designs often feature aluminum or copper cores with tube-and-fin or plate-and-bar structures for maximum durability and thermal efficiency.
Key Advantages
Enhanced Cooling Efficiency:
⦿ Optimized core designs (e.g., 3-row elliptical tubes3, dual-wave folded cooling fins9) increase heat dissipation surface area, improving thermal performance by 6-11.4% compared to conventional radiators.
⦿ Large-diameter inlet/outlet ports (e.g., Φ60mm) reduce flow resistance, supporting higher coolant throughput for engines up to 440 horsepower.
Robust Construction & Durability:
⦿ Advanced brazing processes (e.g., copper-nickel hard brazing at ~650°C9) enhance joint strength, offering 2.9x higher tensile strength and 2.6x higher torsional strength versus soft-brazed alternatives.
⦿ Corrosion-resistant materials (e.g., aluminum alloys, copper-nickel coatings) provide 5-10x better corrosion resistance than aluminum radiators, extending service life in harsh environments.
Lightweight & Cost-Effective Design:
⦿ Aluminum construction and compact core geometries (e.g., flattened tubes) reduce weight by ~16.7% and material usage while maintaining structural integrity.
Vibration Resistance:
⦿ Rubber-isolated mounting points and reinforced side plates absorb engine vibrations, preventing fatigue cracks and leaks.
Target Customers
Long-Haul Fleet Operators: Prioritizing overheating prevention and low maintenance costs for high-mileage operations.
Construction/Mining Companies: Needing extreme durability against dust, vibration, and corrosion in off-road environments.
Cost-Effective Owners: Seeking long-term reliability with extended service intervals and compatibility with CNHTC's HOWO/SITRAK series trucks.
Product Parameter (specification)
|
Product |
Radiator Assembly |
OEM |
WG9925530205 |
|
Waterproof rating |
IP68 |
weight |
80KG |
|
Application |
Integrated heat exchange, system coordinated optimization, extreme engineering support |
Compatible Vehicle model |
SINOTRUK SITRAK 2019 Model;SINOTRUK TX 2021 Model;SINOTRUK C7H 2024 Model |
|
Package Size |
120CM*80CM*30CM
|
Material |
Stainless steel, aluminum alloy, ceramic matrix composite materials, |
|
MOQ |
5pcs |
Package |
Carton / Wooden box / Neutral packing |
|
Warranty |
1 year |
Delivery time |
45-60 days |
Product features and applications
Technical Features
Intelligent Thermal Management (High-End Models):
⦿ Integrated temperature sensors and active cooling systems (e.g., semiconductor chilling plates) automatically adjust cooling intensity based on real-time coolant temperatures, preventing "boiling over" in extreme conditions.
Optimized Airflow Design:
⦿ Air guide shrouds with internal partitions and louvered fin structures accelerate air velocity through the core, enhancing heat exchange efficiency by increasing air pressure and density.
Modular Serviceability:
⦿ Standardized port sizes and bolt-on components simplify repairs and reduce downtime.
Applications & User Benefits
Long-Haul Trucks (e.g., SITRAK C7H, HOWO T7):
⦿ Stable engine temperatures ensure fuel efficiency and emission compliance during continuous highway operation.
⦿ Reduced maintenance frequency due to robust construction and corrosion resistance.
Dump Trucks & Mining Vehicles:
⦿ IP69K-equivalent sealing (inferred from design) protects against dust/water ingress in quarries and mines.
⦿ Vibration-resistant mounts prevent damage from rough terrain.
High-Power Engines (400–440 HP):
⦿ High-flow designs support cooling for large-displacement engines (e.g., MC11, MC13) under full load.
User Experience Enhancements
Easy Maintenance:
⦿ Tool-accessible mounting points and replaceable core sections enable quick field servicing without full assembly removal.
Real-Time Monitoring:
⦿ Temperature gauge integration (via sensors) alerts drivers to overheating risks before engine damage occurs.
Production Details
Material & Manufacturing
1. Core Components:
⦿ Tubes: Flattened aluminum/copper tubes (e.g., 1.8mm width × 16mm height) with internal turbulators to disrupt laminar flow and boost heat transfer.
⦿ Fins: Louvered aluminum fins (e.g., 5.8mm wave height, 3.25mm pitch) or double-wave folded copper fins for increased surface area.
2. Tanks & Headers:
⦿ Aluminum castings or compression-molded composites with rubber gaskets for leak-proof sealing.
3. Brazing Processes:
⦿ Copper-nickel hard brazing in nitrogen atmospheres for high-strength, corrosion-resistant joints (copper cores).
⦿ Aluminum vacuum brazing for lightweight aluminum cores.
Design & Functional Details
1. Geometry & Dimensions:
⦿ Multi-row cores (2–3 rows typical) balance airflow resistance and cooling capacity.
⦿ Compact footprints (e.g., 600mm × 800mm typical) fit tight engine bays without sacrificing performance.
2. Flow Optimization:
⦿ Elliptical tubes reduce air resistance versus round tubes, improving air-side efficiency.
⦿ Large header tanks promote even coolant distribution across the core.
3. Color & Finish:
⦿ Black electrostatic paint on tanks and headers for corrosion protection and OEM appearance.
⦿ Bare aluminum/copper fins left unpainted for maximal heat transfer.
Quality Validation
1. Pressure Cycling: Validated against 500–1000 kPa burst pressure requirements to prevent coolant leaks.
2. Vibration Testing: Simulates 1 million km of road fatigue to ensure structural integrity.
3. Thermal Performance: Bench-tested per GB/T 2408 standards to verify heat rejection rates under full engine load.
Summary
CNHTC's radiator assemblies excel through superior thermal efficiency (optimized cores, high-flow designs), exceptional durability (hard-brazed joints, corrosion-resistant materials), and user-centric features (vibration damping, easy serviceability). These qualities make them ideal for severe-duty applications where engine cooling reliability directly impacts uptime and total cost of ownership. For specific model compatibility and installation guidelines, always consult CNHTC's technical documentation for your vehicle.
FAQ
Q: Could you work on Radiator Assembly ?
A: Yes, we could work on it based on your special demand.
Q: What Truck model is your Radiator Assembly for?
A: It is suitable for SINOTRUK SITRAK 2019 Model;SINOTRUK TX 2021 Model;SINOTRUK C7H 2024 Model.
Q. What is your terms of packing?
A: Generally, we pack our goods in neutral boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q: How about your delivery time?
A: Generally, it will take 15 to 30 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q: Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q: How do you make our business long-term and good relationship?
We keep good quality and competitive price to ensure our customers benefit;
We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
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