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| Customization: | Available |
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| Loading Weight: | 35t |
| Material: | 60si2mn, 55crmn, 50crva |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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01.No Rust problem + Perfect looking
Method:
>> Single leaf by electrophoretic painting(Optional)
>> Sembling spring by electrostatic painting(Optional)
Benefits for customers
>> Salt spray testing > 500 hours beat general industrial level 200 hours, avoid rust possiblity
>> Perfect-looking -- uniform painting, complete painting, no scratch
02. Pre shot-peening
Method:
>> Make shot peening under rated capacity
Benefits for customers
>> 160,000 times fatigue life beat general level 150,000 times;
>> bear heavier capacity and use longer time;
03. Pre-pressing and adjust
Method:
>> Make pre-pressing under rated capacity
>> Select camber by computer
Benefits for customers
>> Guarantee reasonable camber and keep smallest tolerance,
>> select out leaf spring whose camber is not qualified
| Delivery time | 7-15 Working days | Payment | T/T, L/C |
| Raw Material | Qingdao special steel | HS Code | 7320102000 |
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Components |
Trailer suspension parts |
Transport Package | Pallet |
| Material | 55CrMn, 60Si2Mn, SUP9, 50CrVA, 51CrV4 |
Quality level |
Excellent quality for international market |
Xiaocheng leaf springs Specification:
1. Leaf spring raw material source:
Our spring flat bar is from the top 1 steel material supplier in China, ensuring durability and reliability even under extreme conditions.
2. The optimized and precisely controlled heat treatment process is designed to enhance the strength, toughness, and fatigue life of leaf springs.
3. Customized OEM Service:
We offer customized OEM services to meet the specific needs of our customers, including preferences for color and design.
4. Universal Compatibility:
These leaf springs are designed for trailer suspension systems and are suitable for various trailer and truck applications, supporting heavy-duty payloads.
5. Color:
Red, shinning black, dark black, grey, blue or as you required.
6. Materials:
60Si2Mn, 55CrMn, 50CrVA, SUP6, SUP7, SUP9, SUP9A, SUP10, SUP11 and SUP11A are available.
7. Suitable for Truck, trailer and bus leaf springs:
SCANIA, MAN, VOLVO, TOYOTA, BPW, RANDON, UAZ, MERCEDES-BENZ, DAF, IVECO, HOWO, CIMC, etc.
8. Worldwide Acceptance:
Our products are popular in the worldwide market, including North American, South American, European, African, Asia, etc.
Our products have passed ISO9001 international quality standard certification. We implement all-round quality control from raw materials to finished products.
The quality inspection system tracks the whole process and matches the finished product extreme performance test to fully ensure product quality.
About us:
Shandong Xiaocheng Auto Parts Co., Ltd. is a modern private enterprise specializing in the design, development, and production of automotive leaf springs.
With over 15 years of industry experience, our company operates two dedicated production lines with an annual output exceeding 30,000 tons, focusing on the manufacture and continuous improvement of leaf springs.
As a trusted domestic supplier, we maintain close collaborations with leading manufacturers such as FAW Jiefang and Sinotruk. Our raw materials are sourced from major domestic steel mills including Qingdao Special Steel and Fangda Special Steel, ensuring consistently high material quality.
Our manufacturing process strictly adheres to original equipment standards. We employ rapid quenching oil heat treatment to guarantee superior metallographic structure, and perform surface shot peening using stress peening machines to effectively control residual stress.
Furthermore, our electrophoretic coating process provides exceptional corrosion resistance, with salt spray test results reaching up to 400 hours. All products undergo rigorous bench and road tests and can be customized according to customer drawings and specific requirements.
Q1: What materials are available for your leaf springs?
A: We supply leaf springs in a variety of materials, such as 60Si2Mn, 55CrMn, 50CrVA, SUP9, and 51CrV4. We can also accommodate custom material requests based on your specifications. Please confirm your material preference when placing the order, or we can provide recommendations according to your requirements.
Q2: How do you ensure product quality?
A: Our products are certified to ISO 9001 and IATF 16949 (formerly TS 16949) international quality standards. We implement a stringent quality control system to guarantee consistent performance and reliability.
Q3: What is your best pricing for the products?
A: We offer competitive pricing tailored to your specific requirements. For an accurate quotation, please share the product quantity and material specifications. Larger quantities typically qualify for more favorable rates.
Q4: Is it possible to print our logo or label on the springs?
A: Yes, we support custom logo printing, labeling, and stamping. This service is generally provided free of charge.
Q5: How are the products packaged?
A: Products are packaged according to your instructions to ensure secure and well-protected delivery.
Orders come from trust, and trust is built up day by day.
High quality has always been our core principle. Over the years, we have established long-term business relationships with many international customers, whose high reorder rate serves as the strongest testament to the exceptional quality of our products.
We are committed to providing every customer with durable, top-standard products, thereby laying the foundation for a long-term and stable partnership with you.
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