Introducing the highly reliable RNY rail fastening system! Designed specifically for the 115RE rail, this state-of-the-art system has become an indispensable solution across the railway networks of South America and Latin America.
Each meticulously engineered complete set includes: 4 pcs SL bolts, 4 pcs RNY elastic plates, 4 pcs square elastic plates, 4 pcs cylindrical cushions, 4 pcs NY nylon washers, 4 pcs flat washers, 4 pcs nuts, and 2 pcs rail pad U-2, ensuring your rail lines remain steadfastly secured.
Products Parameters
The RNY spring blade rail fastening system finds its primary application in railway projects throughout Mexico and North America. Capable of securely fastening the robust 115RE steel rail onto concrete sleepers, it stands out as a trusted solution in the industry.
In a comparative analysis with other fastening systems, it reveals an array of remarkable benefits. It stands out as a cost-effective choice, thanks to its simpler installation and maintenance. Further enhancing its appeal, the spring blade technology effectively minimizes noise and vibration, making it an ideal choice for railway lines traversing residential areas.
Globally, the spring blade fastening mechanism is a preferred choice in railway systems, especially in countries boasting high-speed rail networks where stability and security are paramount. The design of the spring blade mechanism delivers long-lasting stability and durability, ensuring that rails remain firmly in place, significantly reducing the risk of accidents and markedly enhancing the overall safety of railway operations.
Technical Parameter
| Part name |
Item |
Technical requirement |
Remark |
| RNY elastic plate |
Type |
5mm Thickness |
Application for different rail types |
| Material |
60Si2Mn |
Chemical composition(%): C: 0.56-0.64, Mn: 0.60-0.90, Si: 1.60-2.00, Cr: ≤0.35, P: ≤0.03, S: ≤0.03 |
| Finish |
Plain oiled, red color painting, or upon request |
Offered as ordered |
| Hardness |
42-47HRC |
|
| Standard refers to |
DIN17221, GB/T1222 |
|
| Rail pad U-2 |
Type |
Suitable for UIC54, 115RE rails |
|
| Material |
TPE (Thermoplastic Elastomer ) |
Density: 1.09g/cm3 Tensile strength: 4.23Mpa Tensile Modulus: 2.97Mpa Melting point: 200-220ºC Shore hardness: ≥40D |
| Finish |
Natural |
|
| Nylon washer |
Type |
NY nylon washer |
|
| Material |
Reinforced Nylon 6 (PA6) |
Density: 1.15g/cm3 Tensile strength: 66.3Mpa Elongation: 31.3% Melting point: 228ºC Insulation resistance: ≥2.8×1012Ω Hardness: ≥114HRR |
| Finish |
Natural |
|
| SL Bolt |
Type |
7/8*186/201 |
|
| Material |
45# |
Chemical composition(%): C: 0.45, Mn: 0.65, Si: 0.25, P: 0.016, S: 0.001 |
| Finish |
Plain oiled, oxide black, zinc plated, hot dip galvanized |
|
| Grade |
8.8 |
Tensile strength: ≥800Mpa Yield strength: ≥640Mpa Elongation: ≥12% |
| Nut |
Type |
7/8 |
|
| Material |
45# |
Chemical composition(%): C: 0.45, Mn: 0.65, Si: 0.25, P: 0.016, S: 0.001 |
| Finish |
Plain oiled, oxide black, zinc plated, hot dip galvanized |
|
| Grade |
8 |
HV295-353 |
| Flat washer |
Type |
50*23*3 |
|
| Material |
Q235 |
Chemical composition(%): C: 0.12-0.20, Mn: 0.30-0.70, Si: ≤0.3, P: ≤0.045, S: ≤0.045 |
| Finish |
Plain oiled, oxide black, zinc plated, hot dip galvanized |
|
| Hardness |
HV200-300 |
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