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 rigorous heavy-duty applications, this premium spring guarantees superior suspension and steadfast support. Ideal for semi-trailers, it stands out with unmatched durability and top-tier performance. Rely on this exceptional auto part to meet all your suspension demands.
Spectrometer: Advanced material inspection equipment that meticulously detects the chemical composition of raw materials, ensuring they meet stringent incoming material acceptance standards.
Universal Testing Machine: Comprehensive raw material performance testing apparatus. It evaluates tensile strength, yield strength, elongation, and area shrinkage, ensuring each product meets the highest quality benchmarks.
Metallography: Post-heat treatment sampling and analysis under a microscope to observe quenching and tempering structures, confirming the quality and efficacy of heat treatments.
Three Coordinates: Precision spatial dimension detection tool used for digital model dimension verification and detailed measurements of product appearance dimensions.
Bench Testing Machine: An independently developed and manufactured equipment that measures product size while testing stiffness. It also verifies the fatigue life of product assemblies and the endurance of spring eyes.
Packing & Shipping
FAQ
Q: Can you design and develop according to customer needs?
A: Certainly, we offer both ODM and OEM services. To date, we have delivered hundreds of innovative products to both domestic and international clients.
Q: How do you ensure your quality?
A: We rigorously adhere to the IATF16949 quality management system for product quality control. From raw material inspection to finished product testing, we employ professional testing methods and equipment, and provide detailed factory inspection reports.
Q: Can we print our own logo or label on the springs?
A: Absolutely, we support logo printing, label printing, and stamping services.
Q: What is your MOQ?
A: For common material sizes, the MOQ is 50pcs. 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 and we will arrange a sample.
A: We accept T/T, L/C, and Cash.
Audited Supplier 
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