Experience the unmatched precision of the RNY rail fastening system, engineered for excellence. This top-tier system is specifically designed to accommodate the 115RE rail, with its primary applications thriving in the vibrant markets of South America and Latin America.
Every complete set includes 4 meticulously crafted SL bolts, 4 robust RNY elastic plates, 4 sturdy square elastic plates, 4 resilient cylindrical cushions, 4 durable NY nylon washers, 4 dependable flat washers, 4 industrial-grade nuts, and 2 specialized rail pads U-2.
Products Parameters
The RNY spring blade rail fastening system is a cornerstone for major railway projects in Mexico and North America. It is expertly crafted to secure the 115RE steel rail onto concrete sleepers with unparalleled reliability.
Compared to alternative fastening solutions, this system stands out for its numerous advantages and innovations. It is remarkably cost-effective, offering substantial savings due to its simplified installation and maintenance processes. Its advanced spring blade technology plays a pivotal role in cutting down noise and vibration, particularly vital for railway lines traversing densely populated residential areas, ensuring a quieter and more pleasant environment.
Recognized globally, the spring blade fastening mechanism is a preferred choice for railway systems, especially in countries with high-speed rail demands where stability and security are paramount. This mechanism is designed to offer enduring stability and durability, securing the rails firmly to mitigate accident risks and significantly enhance the railway system's overall safety.
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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