A major client from Senegal visited Aorun’s Liangshan factory in person to personally select a Howo 6x4 20,000L fuel tanker.

AORUN | 2026-6-12

When procuring equipment for the bulk transport of hazardous materials, a manufacturer's genuine production capabilities and rigorous post-production quality inspections serve as the decisive factors that secure major orders. A client from Senegal recently visited Aorun’s Liangshan factory to conduct a comprehensive, dynamic mechanical assessment of the tanker trucks:

Automatic Submerged-Arc Welding of Longitudinal Seams and Fully Automated Flaw Detection: The client toured the structural welding workshop and witnessed the fully automated processes—utilizing precision jigs for positioning and CNC-controlled submerged-arc welding—applied to the tanker's longitudinal and circumferential seams. The resulting welds are uniform and pass stringent X-ray non-destructive testing (Radiographic Testing), ensuring that these high-pressure hazardous material vessels exhibit superior resistance to leakage and cracking under extreme loads.

At the production facility, Aorun’s technical lead explained to the Senegalese client the mechanical design features that make this model ideally suited for West African logistics conditions:

Precision multi-compartment and anti-surge design: The 20,000-liter tank is formed from high-quality Q345B high-tensile carbon steel plate using a single-pass rolling process. Internally, multiple heavy-duty, double-curved baffles are welded in place based on precise structural mechanics; these effectively dissipate the impact of transient liquid surges when the vehicle traverses unpaved roads or brakes, maintaining a low and stable center of gravity while also accommodating the separate transport of diesel and gasoline.

Purely mechanical chassis powertrain and two-stage desert air filtration: The vehicle utilizes the classic Howo 6x4 construction chassis and is equipped with a mechanically controlled engine offering high torque reserves, ensuring excellent compatibility with the chemical composition of local West African diesel fuel. To combat wind-blown sand and dust during long-haul operations, a multi-stage desert air filtration system has been installed, effectively eliminating abnormal engine wear caused by sand and dust ingress into the cylinders.

Given the highly corrosive tropical marine climate—characterized by high humidity and intense salt spray—at the Port of Dakar, Senegal, Aorun’s quality control team implemented a rigorous "physical barrier against salt spray" treatment protocol following on-site verification:

Multi-layer high-gloss polyurethane finish: The entire vehicle surface (including the carbon steel tank, main frame, and chassis) underwent thorough shot-blasting for rust removal and the application of a zinc-rich primer, followed by a high-temperature baked, high-gloss, anti-corrosive polyurethane topcoat. This coating offers exceptional adhesion, effectively withstanding the erosive effects of West Africa's high-concentration salt spray and intense tropical UV radiation.

Heavy-duty marine-grade anti-corrosion wax: Prior to shipment, specialized export engineers applied heavy-duty, marine-grade anti-corrosion wax to the chassis frame, steering knuckles, drive shafts, spring brake chambers, and valve housing recesses, ensuring complete coverage without any blind spots. The vehicle was transported via a premium Roll-on/Roll-off (RO-RO) vessel with in-hold stowage, establishing a robust physical barrier against salt spray to ensure the vehicle arrived in pristine, "like-new" condition.

Q: What if we have consolidated cargo at your offices in Guangzhou or Yiwu and find it inconvenient to travel directly to the factory in Liangshan, Shandong, to inspect the vehicles?

A: This is precisely the unique advantage of Aorun’s "front-store, back-factory" collaborative supply chain model. In addition to visiting the Liangshan production base in Jining, Shandong, for on-site inspections, overseas buyers can visit any of our local business hubs—including our Guangzhou business center, Yiwu office, or Jinan office—to conduct business negotiations and handle Letter of Credit (L/C) reviews and settlements. Each office is equipped with a high-definition digital display system that enables real-time video links to the modern Liangshan factory without time-zone delays. Bilingual engineers can provide live demonstrations of specific mechanical details (such as pneumatic pressure testing for subsea valves or flow rate testing for oil discharge pumps), saving you the trouble of long-distance travel while ensuring seamless business settlement and factory-level quality inspection.

Q: Are genuine spare parts for the HOWO 6x4 20,000L fuel tanker easily available for routine maintenance in Senegal?

A: HOWO is a flagship brand with a massive installed base and high recognition in West Africa, including Senegal. In the heavy-duty truck parts districts of Dakar and major logistics hubs, consumables for the WD615 engine—such as filter elements, drive belts, lighting assemblies, brake pads, air compressor lines, and discharge valve housings—are readily available at local shops. Local mechanics are extremely familiar with this chassis architecture, making self-maintenance straightforward and accessible. Additionally, Aorun provides a complimentary emergency kit with every vehicle, containing genuine, frequently replaced parts such as filters and seals.