COMPROMISE RAIL JOINT
CUSTOMIZE DIFFERENT RAILWAY FASTENERS ACCORDING TO DIFFERENT STANDARDS
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Compromise Rail Joint for Sale
Compromise rail joints are also known as compromise joint bars. It is a specially designed track connector. Compromise rail joints can connect two rails of different sizes, rail types, or cross-sectional profiles. A compromise rail joint typically consists of two rail joins: an outer join and an inner join. Compromise rail joints effectively solve the problems arising from track renovations and the simultaneous use of new and old rails. This ensures that the track gauge and the running surface are aligned. It reduces the impact force when the train passes through the joint, protects the structure of the vehicle and the track, and ensures the smoothness of the ride.
Compromise rail joints are typically used in conjunction with rail bolts, rail nuts, and rail washers.
Problems with your Rails:
- The rail heads are not aligned, causing a violent impact when a train passes by.
- The two types of rails have different thicknesses, so the standard rail fishplate cannot clamp them.
- Under repeated impact, rail bolts and other connectors often break.
- Speed restrictions affect transportation efficiency.
Advantages of Compromise Rail Joints
High security
Compromised rail joints allow for a smooth connection between two types of rails. To prevent a violent impact when a train passes by. This can lead to wheel bounce, abnormal wear of the wheel and rails, and even the risk of wheel derailment.
High economic benefits
You don’t need to replace all the rails; you can replace them gradually, only needing to use compromise rail joints at the joints. This effectively reduced investment costs and minimized losses caused by prolonged downtime.
High efficiency
The compromise rail joint is quick and easy to install. The speed of construction during emergency repairs and line restoration has been effectively improved. Different lines can be perfectly connected. Improve overall transportation capacity and operational efficiency.
Highly adaptable
The compromise rail joint is suitable for various mainstream models nationwide. Enables arbitrary connections from light rail to heavy rail. Whether it’s a curved road or a sloping road, we ensure a smooth connection.
Common Compromise Rail Joint Types
- Standard compromise rail joint
The standard compromise rail joint is a basic type designed specifically for mechanical connections. The two different sizes of rails are physically and securely connected to ensure a stable gauge and smooth transition of the rail surface. Standard compromise rail joints do not have electrical insulation. Therefore, it is used in non-electrified railway sections.
Simple structure. Low cost. Easy on-site installation.
- Insulating compromise rail joint
An insulated compromise rail joint is a standard compromise rail joint with an added electrical insulation system. It is necessary to achieve a smooth transition between different rails while forcibly interrupting the flow of current. Suitable for use on railway mainlines equipped with track circuits.
It is relatively expensive. It can block the tracking current from passing through the connector.
Parameter:
| Type | Material | Unit weight (kg/pc) | Remark |
|---|---|---|---|
| 136RE-115RE | 55# | 27.5 | 4pcs / set |
| 136RE-132RE | 55# | 26.7 | 2pcs / set |
| 141RE-136RE | 55# | 26.7 | 2pcs / set |
| 141RE-132RE | 55# | 26.7 | 2pcs / set |
| 100-8 of 1/8〞vertical off | 55# | 15.6 | 2pcs / set |
| 100-8 of 3/8〞vertical off | 55# | 15.6 | 2pcs / set |
| UIC60-P50 | 55# | 23 | 2pcs / set |
| BS80A-115RE | 55# | 20 | 2pcs / set |
| UIC60 thermit welded joint | 55# | 18 | 2pcs / set |
| Materials and lengths can be customized. | |||
Installation Process
- Preliminary preparations:
Check that the compromise joint bars and other accessories are complete. This includes tools such as wrenches and grinders.
- Track end processing:
If there are unevenness or defects at the end of the rail, it needs to be sawn. The rail end face and bolt hole edges are then polished to a smooth finish, removing any burrs. Rail gaps are set according to design standards. Alignment is performed using precision measuring instruments. Ensure accurate track gauge and smooth track surface.
- Assembly and fastening:
Install the inner and outer connector plates correctly. For insulated compromise joint bars, ensure that all insulation components are installed in place. When installing bolts, allow for adjustment to prevent thermal expansion and contraction. Tighten the bolts diagonally; do not tighten them on one side at a time.
- Final inspection:
Double-check the track gauge, track surface elevation difference, and straightness. Within 24-48 hours after installation, all bolts should be retightened to the correct torque.
Application Scenarios
1. Line upgrade and renovation: In the upgrading and renovation of existing railways. When replacing light rail with heavy rail. And there’s no need to replace the entire line. Compromise joint bars can be used to smooth the transition. Ensure that the old and new rail systems can be safely and stably connected and operated.
- 2. Connecting railways of different standards: When two railways using different national standards or different design specifications need to be connected together. Compromise joint bars effectively solve the compatibility problem between different standards.
- 3. Special transition section: Compromise joint bars are widely used in various complex regions that require transitions. For example, interfaces connecting turnouts, crossovers, or bridge approach bridges to ordinary railway lines.
- 4. Emergency Engineering: In the event of a broken rail, compromise joint bars are easy to install and do not require complex welding equipment. Traffic can be restored quickly. Minimize the losses caused by operational disruptions.
Maintenance of Compromise Joint Bars
Routine inspection: Pay special attention to the bolts, cross-sections, and waist of the compromise joint bars for cracks, wear, and deformation. Check all bolts for looseness, breakage, or rust.
Tightening and Replacement: After seasonal temperature changes, the bolts are tightened again. Preventative replacement of bolts, spring washers, and insulating components.
Surface treatment: Clean the joint bars regularly. Apply rust-preventive grease or anti-corrosion coating. Extend the service life of compromise joint bars.
Nondestructive testing: Regularly perform non-destructive testing on critical stress-bearing parts of compromise joint bars. It makes it easier to detect internal cracks. This is especially important for heavy-load, high-speed lines.
Related Hot-selling Accessories
Rail bolts are key components for achieving the clamping force and load-bearing capacity of rail joints. Ensure that the joints are not loose or malfunctioning.
Rail nuts are used in conjunction with rail bolts. By tightening the bolts, the required preload is provided and maintained at the joint.
Rail washer can effectively distribute the tightening pressure of nuts. The nut directly rubs against the surface of the compromise joint bars.