Precision-Engineered Fish Bolts for Secure & Reliable Rail Joints
VTTPL manufactures premium-quality Railway Fish Bolts using high-tensile steel and precision forging processes to provide secure fastening of fish plates and maintain safe rail joints. Designed for heavy axle loads and demanding railway conditions, our fish bolts ensure excellent clamping force, durability, and long service life. Manufactured in accordance with RDSO specifications, they are widely used in Indian Railways, metro systems, industrial rail networks, and special track works.
Why Choose VTTPL Fish Bolts?
PRECISION FORGED
Accurate dimensions ensure perfect fit and secure tightening.
HIGH-TENSILE STEEL
Manufactured from premium-grade steel for maximum strength and durability.
HEAT TREATED
Enhanced mechanical properties for long service life.
RDSO COMPLIANT
Manufactured as per applicable railway standards and specifications.
RELIABLE CLAMPING FORCE
Maintains secure fish plate connections under heavy railway loads.
High-Strength Fish Bolts for Safe Railway Fastening
Every VTTPL Railway Fish Bolt is engineered to securely fasten fish plates, maintaining precise rail alignment and ensuring reliable load transfer between adjoining rails. Manufactured from premium-grade steel using precision hot forging, machining, heat treatment, and stringent quality control, our fish bolts provide superior tensile strength, fatigue resistance, and dependable performance under continuous railway operations.
Designed for railway tracks, turnouts, crossings, and maintenance applications, VTTPL Fish Bolts deliver long-lasting performance with minimal maintenance requirements.
Manufacturing Excellence
Every VTTPL Fish Bolt is produced through a controlled manufacturing process involving premium raw material selection, precision hot forging or cold heading, machining, thread rolling, heat treatment, protective coating, and rigorous quality inspections. This ensures exceptional dimensional accuracy, high tensile strength, and dependable fastening performance for demanding railway applications.
- Raw Material Inspection
- Chemical Composition Testing
- Tensile Strength Testing
- Hardness Testing
- Thread Accuracy Inspection
- Final Quality Check
Technical Specifications
Parameter |
Specifications |
|---|---|
| Product | Railway Fish Bolts |
| Material | High-Tensile Carbon Steel / Alloy Steel |
| Manufacturing Process | Hot Forged / Precision Machined |
| Thread Type | Metric Thread as per applicable standards |
| Bolt Diameter | As per RDSO / Customer Requirements |
| Bolt Length | Various standard and customized lengths |
| Tensile Strength | High Strength for Heavy Railway Loads |
Frequently Asked Questions
A Railway Fish Bolt is a high-strength fastener used to secure fish plates to adjoining rails, ensuring a safe, rigid, and reliable rail joint.
Our fish bolts are manufactured using premium-grade high-tensile steel for superior strength, durability, and fatigue resistance.
Yes. VTTPL manufactures Railway Fish Bolts in accordance with applicable RDSO specifications and stringent quality standards.
Fish Bolts are available with self-finish, black finish, zinc coating, or other protective coatings based on project requirements.
Yes. We manufacture fish bolts in different sizes, lengths, thread configurations, and specifications to meet customer and project requirements.
VTTPL Fish Bolts offer precision manufacturing, high tensile strength, excellent dimensional accuracy, corrosion resistance, and dependable long-term performance in demanding railway environments.
Reliable Fastening Products for Modern Rail Networks
VTTPL Railway Fish Bolts are manufactured with precision, heat-treated for enhanced strength, and rigorously tested to ensure consistent performance, making them the preferred choice for railway track construction, maintenance, turnouts, and special track works.