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Railway Shoulder

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Product Description

Technical Specifications

Model NO.

Certification

ISO9001

Quality

High Quality

Transport Package

Bundles by Steel Wire Rod

Trademark

Origin

China

HS Code

73021000

Production Capacity

500,000 ton/Year

Product Showcase

Product Description

Rail shoulder, also known as rail iron shoulder, is a critical component used in railway fastening systems. It is primarily cast into concrete sleepers (ties) to securely fix elastic rail clips. These components ensure the stability and safety of the rail track by providing reliable lateral support.

Classification by Shape & Manufacturing:

By Shape: Single Stem Rail Iron Shoulder and Twin Stems Rail Iron Shoulder.
By Manufacturing: Casting rail shoulder, Weld-on rail shoulder, and Hot forging rail shoulder.
Application: Single Stem shoulders are typically used in pre-stressed concrete ties, while Twin Stem shoulders are used in Bi-Block or Twin Block concrete ties.

Key Functions

The rail shoulder is embedded in concrete during the casting process. Its primary role is to grip the rail clip effectively, maintaining the correct rail position and providing robust lateral support against the forces generated by passing trains.

Quality Control & Standards

As an ISO 9001 certified manufacturer, we maintain a strict quality management system across all production stages:

Raw Material Inspection: We verify chemical composition, mechanical properties, and production batch numbers before manufacturing begins.
In-Process Sampling: Quality inspectors conduct batch testing during manufacturing to ensure consistency.
Physical & Chemical Testing: Specialized testing is performed according to specific rail shoulder requirements; materials that fail to meet standards are rejected.
Technical Guidance: We coordinate with external suppliers to ensure all semi-finished products meet qualified standards prior to final shipment.

Frequently Asked Questions

What is the main purpose of a rail shoulder?

The rail shoulder is used to fix elastic rail clips into concrete ties, providing essential lateral support to the rail and ensuring track stability.

What are the different types of rail shoulders available?

The most common types are Cast-in Shoulders and Weld-on Shoulders. Based on stems, they are categorized into Single Stem and Twin Stem types.

How is a rail shoulder installed?

Cast-in shoulders are embedded directly into the concrete sleepers at the time of casting, while weld-on types are attached via welding processes.

What materials are typically used for rail shoulders?

Most rail shoulders are made through casting or hot forging processes using high-quality iron or steel that meets specific chemical and mechanical standards.

Which certification ensures the quality of these products?

Our production processes follow the ISO 9001 quality management system, covering everything from raw material testing to final product inspection.

Can rail shoulders be customized for different track types?

Yes, different shapes (Single vs. Twin Stem) are selected based on whether the track uses pre-stressed concrete ties or Bi-Block concrete ties.