Bonded insulated rail joints are specialized components used in railroads to create electrically insulated connections between rail sections. These joints play a crucial role in maintaining the integrity of the rail track while preventing the flow of electrical current between adjacent rails. This is particularly important in rail systems where electrical continuity needs to be controlled, such as in signaling, track circuits, and electrified rail systems.
Types of Insulated Joints:
Compression Bonded Joints: These joints use mechanical compression to achieve a secure connection while maintaining electrical insulation.
Clamped Bonded Joints: Clamping mechanisms are used to hold the joint in place while providing the required electrical isolation.
Encapsulated Joints: Some insulated rail joints are encapsulated in protective materials to enhance their durability and resistance to environmental factors.
Bonded insulated rail joints contribute to the safe and efficient operation of modern rail systems. They are essential for maintaining accurate signaling, control, and power distribution while minimizing the risk of unwanted electrical interactions between different sections of the track.
Standard(according to countries) | Size |
GB standard (China) | 43KG, 50KG, 60KG, 75KG |
AREMA standard (USA) | 115RE, 119RE, 132/136RE, 141RE, 100-8, 122CB |
AS standard (Australia) |
31KG, 41/47KG, 50KG, 53KG, 60KG, 68KG, NIJ-721, NIJ-722, 60AS, 85AS |
BS standard (UK) | BS75R, BS80A, BS90A, BS100A, BS113A |
UIC (International Union of Railways) standard | UIC54, UIC60 |
Brazilian standard (Brazil) | TJ57, TJ ASCE 90, TJ UIC60 |
Peruvian standard (Peru) | 75LBS A.S.C.E, 75 LBS BSS, 80 LBS A.S.C.E, TJ BS80A |
African standard (Africa) | 85LB, 85LB-80LB |
Q: Are you trading company or manufacturer?
A: We are a factory.
Q: How long is your delivery time?
A: Generally within 25-30 days for a 20ft container after the prepayment received.
Q: Will that be possible for us to receive pieces of samples for approval?
A: Sure. The samples can be supplied for free but the freight counts on you.
Q: What's the packing way?
A: Bundled in steel strips with iron/wood pallets.
Q: How long will it be the quotation valid?
A: The validity is 15 days in general, but also depends on the quantity and special conditions. It will be shown in every quotation.