Product Details
| Product name |
Trailer Leaf Spring |
| Thickness×Width |
15*50mm |
| Total leafs |
2PCS |
| Components |
Leaf, 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 |
Introducing the Heavy Duty Parabolic Leaf Spring for Semi-Trailer Suspension by Henan Hengsaier Auto Parts Co., LTD. Engineered for heavy-duty applications, this top-tier spring ensures exceptional suspension and support. Designed with precision for semi-trailers, it promises unmatched durability and performance. Rely on this premium auto part to meet all your suspension needs with excellence.
Spectrometer: This material inspection equipment meticulously detects the chemical composition of raw materials, ensuring they meet stringent incoming material acceptance standards.
Universal Testing Machine: This device rigorously tests the raw material's performance, including tensile strength, yield strength, elongation, and area shrinkage, guaranteeing quality and reliability.
Metallography: Through heat treatment sampling, our advanced microscopy examines quenching and tempering structures, ensuring the heat treatment process meets all required standards.
Three Coordinates: Our spatial dimension detection equipment verifies digital model dimensions and measures appearance dimensions with the highest accuracy.
Bench Testing Machine: Independently developed and produced, this machine not only measures product size but also tests stiffness and verifies the fatigue life of both the product assembly and the spring eye.
Packing & Shipping
FAQ
Q: Can you design and develop according to customer needs?
A: Absolutely, we offer ODM and OEM services. We have already developed hundreds of innovative products for both domestic and international clients.
Q: How do you ensure quality?
A: We adhere strictly to the IATF16949 quality management system to control product quality. From raw materials to finished product testing, we employ professional methods and state-of-the-art equipment, and provide 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.
Q: What is your MOQ?
A: For common material sizes, the MOQ is 50 pcs. For special material sizes, the MOQ is 5 tons or more.
Q: Is it possible to have a sample for quality testing?
A: Yes, simply provide the detailed specifications.
A: We accept T/T, L/C, and Cash.
Audited Supplier 
){kind=link}
){kind=link}