
| Dimensions | Technical Specifications | Unit |
| Material | 6061-T6 Aluminum Alloy | – |
| Forming Process | Die Casting + Welding (Die-cast main body + extruded profile welding) | – |
| Net Weight | 8.5 – 10.2 | kg |
| Tensile Strength | ≥ 310 | MPa |
| Corrosion Resistance | Salt Spray Test ≥ 1000 Hours (No Red Rust) | h |
| Stiffness | Bending Stiffness ≥ 2500 N/mm; Torsional Stiffness ≥ 1800 N·m/deg | N/mm; N·m/deg |
| Collision Energy Absorption | ≥ 28 kJ in Frontal Offset Collision | kJ |
As a leading professional chassis solution provider in China, Dowway is renowned for its exceptional technical strength in chassis design, R&D, and manufacturing. Our R&D team leverages advanced simulation tools (including FEM analysis) and rich engineering experience to conduct in-depth research on lightweight materials (such as high-strength Q690 steel and aluminum alloys) and structural optimization, ensuring chassis components achieve an optimal balance of strength, rigidity, and weight reduction. We are proficient in the full development process from concept elaboration, system definition, and component design to prototype supply, testing, and mass production support, capable of addressing complex technical challenges in chassis development.
In terms of product quality management, Dowway strictly adheres to the IATF16949 automotive industry quality management system standard, establishing a comprehensive quality control system covering raw material inspection, in-process testing, and final product validation. We implement strict quality standards for key components, conducting rigorous performance tests such as strength, durability, and torsion resistance to ensure all products meet customer requirements and relevant regulatory standards. Our commitment to quality has earned us wide recognition in the industry.
Dowway’s production management system is highly efficient and flexible, integrating advanced manufacturing technologies such as stamping, welding, and precision machining. We have established a standardized production process and intelligent production monitoring system to realize real-time tracking and control of the productio n process, ensuring stable product quality and on-time delivery. The production line is capable of adapting to the production needs of different models and batch sizes, laying a solid foundation for serving multiple OEM customers.
With excellent product quality and technical capabilities, Dowway has gained high market recognition. Our chassis structural components serve many well-known domestic OEMs, covering a wide range of models including Changan, Seres, and Voyah. The stable performance and reliable quality of our products have won the trust and praise of customers, establishing long-term and stable cooperative relationships with many mainstream automobile manufacturers.
Understanding that different customers have unique needs in chassis development, Dowway provides professional customized development services. Our customized service process starts with in-depth communication to fully understand customer needs such as vehicle performance requirements, installation space constraints, and lightweight targets. Then, our R&D team conducts targeted program design, simulation analysis, and prototype manufacturing, and continuously optimizes the product based on customer feedback and test results. Whether it is chassis structural optimization for new energy vehicles or customized chassis development for special models, we can provide personalized, high-quality solutions to help customers achieve product differentiation and competitive advantages in the market.









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