21021-14
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
![](https://image.cautop.com/365f3j00oDsBqPpFkKbh/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
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
![](https://image.cautop.com/365f3j00kIZBcopRESqW/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
![](https://image.cautop.com/365f3j00cIjBoKulkskV/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
![](https://image.cautop.com/365f3j00cHjBkmuzksoh/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
Cutting & Punching Rolling eye Heat treatment |
![](https://image.cautop.com/365f3j00MHZBbUgqfsoV/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
![](https://image.cautop.com/365f3j00ePZBkIuyMScl/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
![](https://image.cautop.com/365f3j00CDSBbkrGfsqW/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
Shot peening Assembling Electrophoretic painting |
![](https://image.cautop.com/365f3j00CHjBqKzRLSkV/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
![](https://image.cautop.com/365f3j00MPjBkJpDSKbh/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
![](https://image.cautop.com/365f3j00sPjBkRrKlZbl/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
Laser marking Finishing packing Delivery |
Quality Control
![](https://image.cautop.com/365f3j00sLZBoHrJyKqW/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
![](https://image.cautop.com/365f3j00ZLSMcousyjkV/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
![](https://image.cautop.com/365f3j00SIZBoKzGlsqW/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
IATF16949 ISO14001 BV |
![](https://image.cautop.com/365f3j00jDSBcJgqQKoV/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
Spectrometer: Our advanced material inspection equipment precisely analyzes the chemical composition of raw materials, ensuring they meet our stringent acceptance standards for incoming materials.
![](https://image.cautop.com/365f3j00FIKvoRrzEZqh/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
Universal Testing Machine: This state-of-the-art equipment tests raw material performance, evaluating crucial metrics like tensile strength, yield strength, elongation, and area shrinkage to guarantee product excellence.
![](https://image.cautop.com/365f3j00yHKBbLzllZoi/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
Metallography: We conduct post-heat treatment sample analysis to observe quenching and tempering structures through microscopy, ensuring our heat treatment process adheres to stringent quality standards.
![](https://image.cautop.com/365f3j00yHjBbqpRLKki/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
Three Coordinates: Utilizing accurate spatial dimension detection, digital model dimension verification, and precise appearance dimension measurement, we achieve unparalleled precision in our products.
![](https://image.cautop.com/365f3j00NIKBqSgFpZoh/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
Bench Testing Machine: Our innovative, independently developed equipment measures product size and stiffness, verifies assembly fatigue life, and checks the fatigue life of spring eyes, ensuring durability and reliability.
Packing & Shipping
![](https://image.cautop.com/365f3j00FPSBqmrcGZki/High-Quality-Leaf-Spring-Replacement-Parts-for-Semi-Trailers.webp)
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 worldwide, tailoring solutions to meet specific customer requirements.
Q: How do you ensure quality?
A: We rigorously adhere to the IATF16949 quality management system. By applying professional testing methods and using high-grade equipment, we ensure quality from raw materials to finished product inspection. We also provide detailed 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, allowing you to meet your branding needs with precision.
Q: What is your MOQ?
A: For common material sizes, our minimum order quantity (MOQ) is 50 pieces. For special material sizes, the MOQ is 5 tons or more, accommodating both standard and custom requirements.
Q: Is it possible to have a sample for quality testing?
A: Yes, we can provide a sample for quality testing. Please supply detailed specifications, and we will arrange it promptly.
A: We accept multiple payment methods, including T/T, L/C, and Cash, ensuring convenience and flexibility for our customers.
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 worldwide, tailoring solutions to meet specific customer requirements.
Q: How do you ensure quality?
A: We rigorously adhere to the IATF16949 quality management system. By applying professional testing methods and using high-grade equipment, we ensure quality from raw materials to finished product inspection. We also provide detailed 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, allowing you to meet your branding needs with precision.
Q: What is your MOQ?
A: For common material sizes, our minimum order quantity (MOQ) is 50 pieces. For special material sizes, the MOQ is 5 tons or more, accommodating both standard and custom requirements.
Q: Is it possible to have a sample for quality testing?
A: Yes, we can provide a sample for quality testing. Please supply detailed specifications, and we will arrange it promptly.
A: We accept multiple payment methods, including T/T, L/C, and Cash, ensuring convenience and flexibility for our customers.