

Engineered Track Integrity: Premium Rail Bolts for Critical Connections
The Unseen Force Holding Railways Together
Every kilometer of track relies on hundreds of precision-engineered bolts. Our rail bolt systems deliver uncompromising clamping force that withstands 10-ton axle loads, temperature extremes, and high-frequency vibration - ensuring permanent way safety for decades.
Why Rail Engineers Specify Our Bolts
Industry Pain Point | Our Engineering Solution |
---|---|
Stress corrosion cracking | M24 Marine-grade Alloy - Salt spray resistance 3000+ hours (ASTM B117) |
Vibration-induced loosening | Triple-Lock Threads - Patented asymmetric thread design prevents self-rotation |
Installation torque loss | Friction-Stable Coatings - Consistent μ=0.14 across temperature range (-30°C to 60°C) |
Galvanic corrosion at joints | Isolation Sleeve System - Electrically isolates bolt from rail/web |
Global Compliance & Certifications
CRCC (China Railway Certification)
CE Marking (EU Pressure Equipment Directive 2014/68/EU)
AREMA Chapter 4-6-12 (North America)
AS 1085.14 (Australia)
Fire Safety EN 45545-2 R22 HL3

If you have any other products you would like to consult, please feel free to contact us!
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High-Strength Railway Rail Bolts & Nuts
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