| Cutting & Punching Rolling eye Heat treatment |
| Shot peening Assembling Electrophoretic painting |
| Laser marking Finishing packing Delivery |
Spectrometer: This state-of-the-art material inspection equipment meticulously detects the chemical composition content of raw materials, ensuring they meet the rigorous incoming material acceptance standards set by Henan Hengsaier Auto Parts Co., LTD.
Universal Testing Machine: Crucial for raw material performance assessments, this advanced machine evaluates tensile strength, yield strength, elongation, and area shrinkage with unparalleled precision, ensuring the highest standards for your High Performance Trailer Leaf Spring.
Metallography: Post heat-treatment samples are meticulously examined under a high-powered microscope to observe quenching and tempering structures, guaranteeing that our heat treatment processes meet the exceptional quality standards expected.
Three Coordinates: This sophisticated tool excels in spatial dimension detection, digital model dimension verification, and precise appearance dimension measurement, providing unparalleled accuracy for your product needs.
Bench Testing Machine: Our independently developed machine not only measures product size but also rigorously tests stiffness and verifies the fatigue life of product assemblies and spring eyes, ensuring durability and reliability.
Packing & Shipping: We ensure that every product is packed and shipped with utmost care, adhering to the highest standards of safety and efficiency.
FAQ: Have questions? We've got answers to help you understand our processes, products, and services better.
Q: Can you design and develop according to customer needs?
A: Absolutely, we offer both ODM and OEM services. To date, we have developed hundreds of innovative products for clients both domestically and internationally, tailored precisely to their needs.
Q: How do you ensure your product quality?
A: We adhere strictly to the IATF16949 quality management system. Utilizing professional testing methods and cutting-edge equipment, we ensure quality control from raw materials to finished products, complete with comprehensive factory inspection reports.
Q: Can we print our own logo or label on the springs?
A: Yes, you can. We provide full support for logo printing, label printing, and stamping, allowing you to personalize your springs exactly as you wish.
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, ensuring flexibility and efficiency in fulfilling your needs.
Q: Is it possible to have a sample for quality testing?
A: Yes, we can provide samples. Simply provide us with detailed specifications, and we will ensure they meet your quality testing needs.
A: We accept T/T, L/C, and Cash, offering you various convenient payment options.
Audited Supplier 
){kind=link}
){kind=link}