Chongqing Hengtairail Equipment Co.,Ltd.
                                                                                                           
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Ductile Iron Cologne Egg Railway Fastener with 12-16 kN/mm Stiffness and 17t Axle Load Capacity for Subway Tracks

Price Negotiable
Price: Negotiable
MOQ: 50 pcs
Delivery Time: Regularly 60 days
Brand: HTR
Product Description
Product Overview
The Cologne Egg railway fastener is a specialized track vibration damper system designed for subway and light rail transit applications. This innovative fastener consists of two main components: the fastener assembly and an integrated vibration damping pad.
The vibration damping pad is manufactured by inserting elliptical tapered rubber rings between the rail plate and base, then vulcanizing them into a single unit. Through precise material composition tailoring, this system achieves optimal elasticity, low static and dynamic stiffness, and superior vibration absorption performance.
Key Advantages
  • Effective vibration isolation to protect ground structures and buildings
  • Significant reduction of environmental noise pollution
  • Minimized rail wear from wheel contact
  • Simplified construction maintenance and gauge adjustment procedures
  • Extended service life with superior cost performance
Technical Specifications
Parameter Specification
Material Ductile Iron
Vertical Static Stiffness 12-16 kN/mm
Maximum Axle Load ≤17 tons
Fatigue Life 3 million cycles
Electrical Resistance 10^8 Ω
Product Design & Application
Technical drawing of Cologne Egg railway fastener showing component structure and dimensions
Cologne Egg railway fastener installed in subway track application

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Company Chongqing Hengtairail Equipment Co.,Ltd.
Location A1-3-1, Xinrui Zone, No. 25-1-3, Keyuan 1st Street, Jiulongpo District, Chongqing
Contact Person Wei Dong

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