Chongqing Hengtairail Equipment Co.,Ltd.
Global Rolling Stock Parts Supplier
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Product overview
Friction Railroad Wedge is one of the spare parts of railway wagon. The Friction Railroad Wedge is installed on wagon bogie anti-vibration device. Its function is to increase the slewing damping of the bogie and the car body, so that the car body can run safely and restrain the shaking and serpentine motion of the bogie and the car body.
With high temperature resistance and wear resisting performance, good tensile strength and stable friction coefficient, the friction railroad wedge has a long service life and good performance.
Material of friction wedges:
Casting Alloy Steel
Grey Casting Iron
Austempered Ductile Iron(ADI)
Product Specification
| S.No. | Item | Value |
| 1 | Work temperature | -50℃ to 70 ℃ |
| 2 | Product material | ADI |
| 3 | Hardness | 39HRC-48HRC |
| 4 | Surfaceness | Clear edge burrs |
| 5 | Tolerance | GB/T 6414 |
| 6 | Standard | TB/T2813 |
Below is the structure of K5 bogie, it shows the installation location of the Friction wedge.
Specific products include:
· Wheel set: axle, wheel
· Bearing & axle box
· Spring & vibration control system: steel spring, rubber spring, air spring, leveling valve, shock absorber and other truck components
· Coupler & draft gear device
· Braking system that meet UIC & AAR requirements
· Passenger train facilities & equipment: window, handrail, luggage rack, seat, HVAC system, toilet, gangway, plug door, interior products
· Locomotive parts
