Contact Pins for specialized railway applications

Contact Pin

Involute Engg Industries Pvt. Ltd., Kolkata, is a leading manufacturer, exporter, and supplier of high-precision Contact Pins for railway systems. Each contact pin is engineered to deliver reliable electrical connectivity, withstand heavy operational stress, and maintain optimal conductivity over long periods. Crafted from premium-grade materials and rigorously tested, our products ensure durability, safety, and efficiency in all railway applications. Serving both domestic and international clients, we provide customized solutions tailored to specific requirements. Trust Involute Engg Industries for Contact Pins that offer consistent performance, superior quality, and long-lasting reliability.

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Technical Specification of Contact Pin

Specification Details
Material High-Grade Copper Alloy
Manufacturing Process CNC Precision Machined
Surface Finish Nickel-Plated / Anti-Corrosive
Diameter Range 3 mm – 12 mm
Length Range 15 mm – 60 mm
Electrical Conductivity ≥ 95% IACS
Operating Temperature -20°C to +150°C
Current Rating Up to 50 A
Voltage Rating Up to 600 V
Hardness Level 150–200 HV
Corrosion Resistance High Anti-Rust Protection
Tolerance ±0.02 mm
Application Railway Electrical Systems
Quality Standard ISO 9001 Certified
Weight Range 5 g – 40 g

Features

  • Designed to ensure stable electrical contact under continuous vibration.
  • Optimized shape for easy installation in diverse railway assemblies.
  • Enhances safety and reliability in high-load electrical circuits.
  • Precision-crafted to reduce wear and extend operational life.
  • Suitable for both domestic and international railway applications.

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