21021-2
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 spectrometer is designed for meticulous material inspection, precisely analyzing the chemical composition of raw materials to ensure they meet the most stringent incoming material standards.

Universal Testing Machine: This state-of-the-art equipment rigorously tests the raw materials' performance, thoroughly evaluating tensile strength, yield strength, elongation, and area shrinkage to guarantee superior product quality.

Metallography: Through post-heat treatment sample analysis, we utilize microscopy to observe quenching and tempering structures, ensuring our heat treatment processes consistently meet high-quality standards.

Three Coordinates: Precision is key with our three-coordinate system, offering accurate spatial dimension detection, digital model dimension verification, and meticulous appearance dimension measurement.

Bench Testing Machine: Independently developed for innovation, this machine measures product size and stiffness, verifies assembly fatigue life, and checks the fatigue life of spring eyes, ensuring unmatched reliability.
Packing & Shipping

FAQ
Q: Can you design and develop according to customer needs?
A: Absolutely! We excel in both ODM and OEM services, having successfully developed hundreds of new products tailored to client specifications across the globe.
Q: How do you ensure quality?
A: We strictly adhere to the IATF16949 quality management system, employing professional testing methods and advanced equipment from raw material inspection to finished product evaluation, complemented by comprehensive factory inspection reports.
Q: Can we print our own logo or label on the springs?
A: Yes, we support logo printing, label printing, and stamping to cater to your distinct branding requirements.
Q: What is your MOQ?
A: For standard material sizes, the 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, provide detailed specifications, and we will be happy to supply a sample for your quality testing.
A: We accept T/T, L/C, and Cash payments.
Q: Can you design and develop according to customer needs?
A: Absolutely! We excel in both ODM and OEM services, having successfully developed hundreds of new products tailored to client specifications across the globe.
Q: How do you ensure quality?
A: We strictly adhere to the IATF16949 quality management system, employing professional testing methods and advanced equipment from raw material inspection to finished product evaluation, complemented by comprehensive factory inspection reports.
Q: Can we print our own logo or label on the springs?
A: Yes, we support logo printing, label printing, and stamping to cater to your distinct branding requirements.
Q: What is your MOQ?
A: For standard material sizes, the 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, provide detailed specifications, and we will be happy to supply a sample for your quality testing.
A: We accept T/T, L/C, and Cash payments.