21021-46
Suspension
RV&Trailer Leaf Spring
Trailer Parts
5
Peening & Electrophoresis Painting
Free on-Line Technical
15 Months
ISO/Ts16949
2
4
Customized (Black, Grey, Dacromet)
New
CDXS
in Pallets
Made in China
7320102000
Product Description

Product Details
Product name | Trailer Leaf Spring |
Thickness×Width | 7×44.5mm, 8×44.5mm, 9×44.5mm, 10×44.5mm, 8×50mm, 9×50mm, 10×50mm |
Total leafs | 5PCS |
Components | Leaf, Bushing, Clips/Clamps, Center bolt, nut, Rivet |
Materials | SUP7, SUP9, SUP9A, SUP10, SUP11A |
Color | Customized (Black, Grey, Dacromet) |
Processing Technology



Cutting & Punching Rolling eye Heat treatment |



Shot peening Assembling Electrophoretic painting |



Laser marking Finishing packing Delivery |
Quality Control



IATF16949 ISO14001 BV |

Spectrometer: Our advanced material inspection equipment is meticulously designed to analyze the precise chemical composition of raw materials, ensuring they meet the highest standards of incoming material acceptance.

Universal Testing Machine: Equip your production with our state-of-the-art equipment for raw material performance testing. This machine rigorously evaluates tensile strength, yield strength, elongation, and area shrinkage of every product.

Metallography: Through meticulous post-heat treatment sample analysis, we observe quenching and tempering structures via microscopy, ensuring the heat treatment process adheres strictly to our quality standards.

Three Coordinates: Experience unparalleled precision with our accurate spatial dimension detection, digital model dimension verification, and meticulous appearance dimension measurement.

Bench Testing Machine: Our innovative, independently developed bench testing machine expertly measures product size and stiffness, verifies product assembly fatigue life, and checks the fatigue life of spring eyes to ensure exceptional quality and durability.
Packing & Shipping

FAQ
Q: Can you design and develop according to customer needs?
A: Absolutely! We offer comprehensive ODM and OEM services and have successfully developed hundreds of new products for clients around the globe.
Q: How do you ensure quality?
A: We adhere rigorously to the IATF16949 quality management system, applying professional and meticulous testing methods and equipment from raw materials to finished product inspection, and provide comprehensive factory inspection reports.
Q: Can we print our own logo or label on the springs?
A: Yes, we support custom branding solutions including logo printing, label printing, and stamping to meet your specific branding needs.
Q: What is your MOQ?
A: For common material sizes, our MOQ is 50 pieces. For special material sizes, the MOQ is 5 tons or more.
Q: Is it possible to have a sample for quality testing?
A: Yes, we can provide a sample for quality testing. Please provide detailed specifications, and we will supply a sample.
A: We accept various payment methods including T/T, L/C, and Cash.
Q: Can you design and develop according to customer needs?
A: Absolutely! We offer comprehensive ODM and OEM services and have successfully developed hundreds of new products for clients around the globe.
Q: How do you ensure quality?
A: We adhere rigorously to the IATF16949 quality management system, applying professional and meticulous testing methods and equipment from raw materials to finished product inspection, and provide comprehensive factory inspection reports.
Q: Can we print our own logo or label on the springs?
A: Yes, we support custom branding solutions including logo printing, label printing, and stamping to meet your specific branding needs.
Q: What is your MOQ?
A: For common material sizes, our MOQ is 50 pieces. For special material sizes, the MOQ is 5 tons or more.
Q: Is it possible to have a sample for quality testing?
A: Yes, we can provide a sample for quality testing. Please provide detailed specifications, and we will supply a sample.
A: We accept various payment methods including T/T, L/C, and Cash.