Fatigue Tested W-type Elastic Rail Clip 180mm Length 20kN Clamping Force
Product Spotlights
As a professional manufacturer with over 25 years of experience in metal hardware, Anping County Boli Hardware Wiremesh Products Factory proudly presents our Fatigue Tested W-type Elastic Rail Clip — a critical component for modern railway track fastening systems. Designed with a precise 180mm length and a reliable 20kN clamping force, this clip ensures consistent rail gauge retention and vibration absorption under heavy traffic loads. Our factory, established in 1998, has exported railway accessories to over 15 countries across North America, Europe, and Asia, with annual export value exceeding US$5 million. We combine rigorous quality control with cost-effective manufacturing to deliver clips that meet the demanding requirements of rail infrastructure projects.
Key Features & Technical Specifications
- Fatigue Tested Durability: Each clip undergoes strict fatigue testing to ensure a service life of over 3 million cycles without failure, providing long-term reliability under repeated stress.
- Precise 180mm Length: The optimized length fits standard W-type rail clips used in many railway systems, offering easy installation and compatibility with common rail profiles.
- 20kN Clamping Force: Maintains a stable clamping force of 20 kilonewtons, effectively preventing rail creep and ensuring safe train operation at high speeds.
- High-Quality Material: Manufactured from premium spring steel (60Si2Mn or equivalent), heat-treated for optimal elasticity and hardness, with optional surface treatments like black oxide or oil coating to resist corrosion.
- Consistent Elasticity: The W-shape design provides excellent elastic deformation capacity, absorbing dynamic loads and reducing track maintenance frequency.
- Customizable Options: Available in different surface finishes (plain, painted, galvanized) and material grades upon request, tailored to specific environmental conditions.
| Parameter | Value |
| Type | W-type (also known as Omega clip) |
| Length | 180 mm ± 2 mm |
| Clamping Force | 20 kN (nominal) |
| Material Grade | 60Si2Mn / 55Cr3 (optional) |
| Surface Treatment | Black oxide, oil dipped, or plain (customizable) |
| Fatigue Life | ≥ 3 million cycles (tested) |
| Application | Standard gauge railway, high-speed rail, metro |
Advantages for Your Railway Projects
- Enhanced Safety: With a stable clamping force of 20kN, the clip prevents rail shifting and reduces the risk of derailment, especially in curves and turnouts.
- Reduced Maintenance Costs: The fatigue-tested design means fewer replacements and lower lifecycle costs. Our clips maintain their elasticity even after millions of load cycles.
- Easy Installation: The standard W-type profile allows quick installation using manual or automated clip drivers, saving labor time and costs.
- Corrosion Resistance: Optional surface treatments such as black oxide or oil coating provide protection against moisture and chemicals, extending service life in harsh environments.
- Global Compatibility: Designed to meet common international railway standards, our clips are suitable for use with various rail profiles (e.g., UIC60, 60E1, 115RE) and elastic fastening systems.
- Customizable Solutions: We can adjust material, finish, and even dimensions (within technical limits) to match your specific project requirements. Contact us for custom orders.
Our factory in Hengshui, Hebei, China, boasts a dedicated production line for rail clips, with an annual output capacity of over 10 million pieces. We have shipped to clients in North America, South America, Europe, Southeast Asia, Africa, and Oceania, consistently receiving positive feedback for product quality and delivery reliability. With port options including Tianjin, Qingdao, Shanghai, and Foshan, we ensure efficient logistics to any destination worldwide.
Partner with a trusted manufacturer that has supplied rail infrastructure components since 1998. Our experienced team, strict quality control, and competitive pricing make us your ideal supplier for elastic rail clips. Inquire today for a quote or sample!
Frequently Asked Questions
-
Q: What is the standard length tolerance for this clip?
A: The length is 180mm with a tolerance of ±2mm. For tighter tolerances, please discuss with our engineering team. -
Q: Can the clamping force be adjusted for different rail types?
A: The nominal clamping force is 20kN for standard applications. If you require a different force, we can customize the clip design, but this may affect the fatigue life. We recommend consulting our technical staff. -
Q: What surface treatment do you recommend for coastal or humid environments?
A: For highly corrosive environments, we suggest hot-dip galvanizing or zinc-nickel plating as an optional upgrade. Standard black oxide/oil coating is suitable for moderate conditions. -
Q: How is the fatigue test performed?
A: The clips are tested on a special fixture that simulates real rail movement. We apply a cyclic load equivalent to 20kN at a frequency of 5 Hz, monitoring for any crack or permanent deformation. A minimum of 3 million cycles is required to pass. -
Q: What is the minimum order quantity (MOQ)?
A: Our standard MOQ is 5,000 pieces for stock items. For custom orders, the MOQ may vary based on material and treatment. Please contact our sales team for details. -
Q: Do you provide samples for testing?
A: Yes, we offer samples (subject to shipping cost) for evaluation. We can also arrange for third-party testing if required. -
Q: Are these clips compatible with European rail fastening systems?
A: Yes, our W-type clips are designed to be compatible with common European systems like HM, Vossloh, and Pandrol on most standard rail profiles. However, we recommend verifying with your rail system specifications. -
Q: What is the typical lead time for bulk orders?
A: For orders of 50,000 pieces or less, the lead time is typically 15–20 working days after confirmation. Larger quantities may require 25–30 days. We always strive to meet your delivery schedule.
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