Chongqing Hengtairail Equipment Co.,Ltd.
                                                                                                           
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Construction & Real Estate Metal Building Materials

Primary Hydraulic Railway Damper with 10% Unsymmetry, Steel Rubber Construction for 160 km/h Train Applications

Price Negotiable
Price: USD 150-200 PC
MOQ: 1 pc
Delivery Time: 35-45 days
Brand: HTR
Product Description
Product Overview
Primary Hydraulic Railway Damper with 10% unsymmetry, manufactured from steel and rubber materials, certified to EN15085-2 standards for railway applications.
Key Advantages
  • CRCC certified for railway applications
  • Compliant with TB/T1491-2015 and EN13802-2015 standards
  • Suitable for train speeds up to 160 km/h
  • Over 100 standard sizes available with custom options
  • Resistant to sand, rain, snow, strong sunlight, corrosive air, salt atmosphere and ozone
  • High endurance: 5×10⁶ cycles at low frequency and 6×10⁶ cycles at high frequency
Technical Specifications
Parameter Specification
Type Primary vertical oil damper
Standards TB/T1491, EN13802-2015
Certifications ISO 9001, CRCC, IRIS, EN15085-2
Production Capacity 10,000 units per month
Material Steel and rubber
Working Temperature -40℃ to +70℃
Unsymmetry ≤10%
Size Options Customized dimensions available
Design Lifetime 10 years or 2.4×10⁶ cycles
Guarantee Period 12 months
Main Structure Components
Primary hydraulic railway damper internal structure diagram showing all components
1. Rubber bush | 2. Tube | 3. Piston rod | 4. Nut | 5. Nut | 6. Retainer | 7. Corrugated oil seal | 8. Guide cover | 9. Inner tube | 10. Seat valve | 11. Tube | 12. O-seal | 13. Piston | 14. Piston ring | 15. Bellow pot
Technical Drawings
Engineering drawing of hydraulic railway damper showing dimensions and specifications
Application Examples
Primary hydraulic damper installed on railway vehicle bogie system Railway damper in operational environment on train suspension system
Related Product Categories
Secondary Oil Damper: Includes vertical and lateral dampers to control nodding and bouncing vibrations between carbody and bogie.
Yaw Damper: Controls sine wave effects of bogie, enhancing safety at medium and high speeds.
Coupling Damper: Improves braking quality and precision when towing by assisting with gradual brake application.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

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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