Railway Bolts

Track bolts are used to hold the rail ends together at the joint. The size of the track bolts varies with the requirements of the rail section. The proper diameter and length of the track bolts can be determined by checking the applicable railway standards.

Kingrail Parts as a professional track bolt manufacturer, we can produce round head oval neck track bolts, diamond neck track bolts, track bolts NF F50-008, fishtail bolts, Russian standard track bolts, clip bolts, clamp bolts and insert type Various types of bolts. Special bolts such as Russia, anchor bolts, T-bolt clamps, etc.

Application Standards for Track Bolts:

According to the rail standard, each rail joint needs to be bolted, with at least two bolts on each rail tightened to generate approximately 400 foot-pounds of torque, which creates approximately 25,000 to 30,000 pounds of tension in the rail.

1. The track bolts in use must be of proper size and firmness.

2. The track bolt must be installed with the AREMA spring washer and the nut must be installed against the spring washer.

3. The track bolts must be installed, and the nuts must be installed alternately on the inside and outside of the rail.

4. When the track bolt and joint bar are removed, the joint area of the rail and the contact surface of the joint bar must be cleaned, and the joint bar and bolt threads must be lubricated.

5. Safety standards require that operation be allowed on tracks with all track bolts missing or failing.