Railway Insulator Fittings
Category:
End Fittings
Application Scope:Specialized for railway insulator fittings, compatible with cantilever, post and suspension insulators
Standards & Compliance:Complies with TB/T 3199.2, IEC 61952, IEC 61109; Material meets GB/T 699and GB/T 3190
Product Overview:High-strength forged railway insulator fittings, connecting insulator core rods to railway structures, ensuring stable operation of overhead catenary and signal systems.
Keywords:
Railway Insulator Fittings
Description
Key Features
- High-strength: Carbon structural steel/wrought aluminum alloy, stable under railway working conditions.
- Corrosion Resistance: Hot-dip galvanizing (≥100μm), passes 1000h salt spray test.
- Versatile Mounting: Compatible with cantilever, post and suspension insulators.
- Customizable: Core rod diameter, rated load and mounting dimensions available.
Core Parameters
| Specification Item | For Cantilever Insulator | For Post Insulator | For Suspension Insulator |
| Rated Load | 8–25 kN (Bending Load) | 16–25 kN (Bending Load) | 70–160 kN (Tensile Load) |
| Ultimate Load | ≥1.5×Rated Load | ≥1.5×Rated Load | ≥1.5×Rated Load |
| Core Rod Diameter | Φ16–Φ22 mm | Φ16–Φ28 mm | Φ22–Φ38 mm |
| Applicable Voltage | 25/27.5 kV AC | 10–35 kV (Signalling System) | 25/27.5 kV (AC) |
| Material | Forged Steel, Aluminum Alloy | ||
| Surface Treatment | Hot-dip Galvanizing (≥100μm) | ||
| Salt Spray Test | ≥1000h (Pass, GB/T 10125-2021) | ||
| Customization Scope | Core rod diameter, rated load, mounting dimensions | ||
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