Basic Specifications
Certification
ISO/TS16949, ISO9001
Delivery Time
7-15 Working Days
Product Detailed Parameters
| Available Materials | 65Mn, 60Si2Mn, Sup9, 50crva, 51CRV4, 55CrMnA, or Customized |
| Application | Commercial Vehicles, Semi-Trailers, Trucks, RVs |
| Weight Range | 20kg - 100kgs |
| Standard Width | 76mm, 90mm, 100mm, 120mm |
| Thickness Range | 10mm, 11mm, 12mm, 13mm, 14mm, 16mm, 18mm, 20mm, 38mm, etc. |
| Surface Finish | Electrophoretic Spraying (400h Salt Spray Test) |
| Package Size | 100.00cm * 20.00cm * 60.00cm |
Manufacturing Excellence
Our production facility is a modern enterprise dedicated to the design, development, and production of automobile leaf springs. With over a decade of operational experience, we focus on high-output production lines yielding more than 30,000 tons annually.
Advanced Processing:
Our production process adheres strictly to original equipment standards. We utilize rapid quenching oil for heat treatment to ensure optimal metallographic structures. Surface shot peening is executed with high-stress machinery to manage residual stress effectively. Final coating is applied via electrophoretic spraying, ensuring products withstand salt spray tests for up to 400 hours.
Rapid Quenching
Stress Shot Peening
Electrophoretic Coating
Customized Drawings
Our Advantages


Frequently Asked Questions
What materials are available for the leaf springs?
We supply a variety of high-grade materials including 60Si2Mn, SUP9, 50CrV, 51CrV4, or any specific material required by your technical specifications.
How is the product quality guaranteed?
All products are certified under ISO9001 and TS16949 international standards. We implement strict quality control systems at every stage of production.
Can you provide customized branding?
Yes, we support full customization including logo printing, labeling, and stamping on the springs to meet your brand requirements.
What is your typical delivery lead time?
For standard orders, our delivery time ranges between 7 to 15 working days, depending on the quantity and specific requirements.
How are the goods packed for international shipping?
Goods are packed using export-standard steel pallets to ensure maximum protection during transit and ease of handling upon arrival.
Do you support ODM/OEM services?
Absolutely. We have a dedicated R&D team that can customize products based on provided drawings and specific technical requirements.