Description
Technical Parameters
Technical Specifications & Mechanical Properties of Railway Nabla Clips
| Model Name | Material Grade | Wire Diameter (mm) | Hardness (HRC) | Toe Load (kN) | Static Stiffness (kN/mm) | Spring Deflection (mm) | Clamping Force (Min., kN) | Applicable Rail Type | Compliance Standards |
|---|---|---|---|---|---|---|---|---|---|
| Nabla Standard | 60Si2MnA | 13-14 | 51-55 | 11 | 70 | 9 | 20 | UIC 54, UIC 60, 50-60 kg/m | EN 13481, DIN 17221 |
| Nabla Heavy-Duty | 60Si2CrA | 14-15 | 51-55 | 13 | 75 | 8 | 25 | UIC 60, 60-75 kg/m | AREMA, UIC 515-4 |
| Nabla Light-Load | 38Si7 | 12-13 | 48-52 | 9 | 65 | 10 | 18 | Light rail (40-50 kg/m) | GB/T 1222, EN 13481 |
| Nabla High-Elastic | 55Si2Mn | 13-14 | 50-54 | 12 | 72 | 9 | 22 | UIC 54/60, 50-60 kg/m | BS 970, ISO 9001 |
| Nabla Insulated | 60Si2MnA (with PA66 insulator) | 13-14 | 51-55 | 11 | 70 | 9 | 20 | Electrified rails (UIC 54/60) | EN 50124-1, CRCC |
System Components & Procurement Details of Railway Nabla Clips
| Nabla Clip Model | Fastener System Components (Per Set) | Unit Price (USD) | Minimum Order Quantity (MOQ) | Packaging Specifications | Delivery Lead Time | Key Component Materials | Applicable Axle Load (Ton) | Target Application Scenarios |
|---|---|---|---|---|---|---|---|---|
| Nabla Standard | 2 clips + 2 PA66 insulators + 2 Q235 screws (4.6 grade) + 2 35# nuts + 2 65Mn washers | $1.20-$1.50 | 2 pieces | Soft silicone sleeves + wooden pallets | 7-10 days | Clips:60Si2MnA; Insulators:PA66 | 12.5-20 | Ordinary passenger trunk lines |
| Nabla Heavy-Duty | 2 clips + 2 PA66 insulators + 2 45# screws (8.8 grade) + 2 45# nuts + 2 65Mn washers | $1.80-$2.20 | 1 piece | Soft silicone sleeves + cartons | 10-14 days | Clips:60Si2CrA; Screws:45# steel | 20-23 | 10,000-ton heavy-haul freight lines |
| Nabla Light-Load | 2 clips + 2 PA66 insulators + 2 35# screws (5.6 grade) + 2 35# nuts + 2 65Mn washers | $0.70-$0.90 | 1000 pieces | Plastic bags + wooden pallets | 5-7 days | Clips:38Si7; Insulators:PA66 | 8-12.5 | Sightseeing railways, industrial branches |
| Nabla High-Elastic | 2 clips + 2 PA66 insulators + 2 35# screws (5.6 grade) + 2 35# nuts + 2 65Mn washers | $1.00-$1.30 | 100 pieces | Soft silicone sleeves + cartons | 7-10 days | Clips:55Si2Mn; Insulators:PA66 | 15-20 | Medium-load passenger/freight mixed lines |
| Nabla Insulated | 2 clips + 2 high-insulation PA66 insulators + 2 45# screws (8.8 grade) + 2 45# nuts + 2 65Mn washers | $2.50-$2.80 | 100 pieces | Anti-static packaging + wooden pallets | 12-15 days | Clips:60Si2MnA; Insulators:High-insulation PA66 | 12.5-20 | Electrified urban rail, high-speed railways |
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