1. What is the primary function of a rail shoulder?
Rail shoulders are cast into concrete ties to provide a secure anchoring point for elastic rail clips, ensuring the rail remains fixed in position.
2. What materials are used for these shoulders?
They are manufactured from high-grade Spheroid Graphite Iron (such as QT500-7, QT450-10) and Pearlitic Malleable Iron to ensure durability and strength.
3. What is the difference between Single Stem and Twin Stem shoulders?
Single Stem shoulders are typically used in pre-stressed concrete ties, while Twin Stem shoulders are designed for Bi-Block or Twin Block concrete ties.
4. Can these shoulders be used with different rail types?
Yes, they are compatible with various rail sections including UIC54, UIC60, 115RE, 50kg, 60kg, and BS standard rails.
5. What surface treatments are available?
The standard finish is plain oiled, but they can also be supplied with black treatment or other custom finishes to prevent corrosion.
6. Are custom designs supported?
Yes, shoulders can be produced according to specific customer drawings and technical requirements to match unique rail infrastructure needs.