Railway Rail Cast Iron Shoulder Used on Concrete Sleeper

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Product Description

📊 Basic Info.
Model NO.
BS
Certification
ISO9001
Quality
High Quality
Transport Package
Bundles by Steel Wire Rod
Trademark
BS
Origin
China
HS Code
73021000
Production Capacity
500,000 ton/Year
⚙️ Product Description

Rail shoulder, also called rail iron shoulder, is mainly used to be casted in the concrete ties to fixate elastic rail clips. According to the shape, it can be classified into Single Stem Rail Iron Shoulder and Twin Stems Rail Iron Shoulder. Besides, according to the manufacturing ways, rail shoulder can be divided into 3 types: casting rail shoulder, weld-on rail shoulder and hot forging rail shoulder.

The rail shoulder is embedded in concrete at the time of casting, it's used to grips the clip effectively and provides lateral support to rail.

The Rail shoulder is semi-embedded part cast in the concrete rail ties to fix the elastic rail clip to the base plate. There are two common types of rail shoulders available, Cast-in Shoulder and Weld-on Shoulder, both of which are used for the fixing of elastic rail clips. One is Single Stem Iron Shoulder used in pre-stressed concrete ties and the other is Twin Stem Iron Shoulder used in Bi-Block or Twin Block concrete ties.

Quality Control System

As an ISO 9001/2008 certified entity, all processes are in accordance with the requirements of ISO quality management system. From supplier quality control to finished products, we follow strict standard procedures:

1
Before producing Rail Shoulder, we check and test the raw materials, requiring production batch numbers, chemical composition, and mechanical properties.
2
Quality control inspectors perform sample sampling and batch testing after manufacturing, providing raw material certificates to control the process.
3
Physical and chemical testing is conducted based on different Rail Shoulder requirements. Materials are only accepted if they meet strict standards.
4
We organize quality coordination meetings and provide technical guidance for semi-finished products to ensure qualified products are delivered.
Frequently Asked Questions
What is the primary function of a rail shoulder?
The rail shoulder is cast into concrete sleepers to fix elastic rail clips securely, providing essential lateral support to the railway tracks.
What are the different types of rail iron shoulders?
Rail shoulders are categorized by shape (Single Stem and Twin Stem) and by manufacturing method (Casting, Weld-on, and Hot Forging).
Which ties use Single Stem versus Twin Stem shoulders?
Single Stem Iron Shoulders are typically used in pre-stressed concrete ties, while Twin Stem Iron Shoulders are designed for Bi-Block or Twin Block concrete ties.
How is the quality of the Rail Shoulder ensured?
Quality is maintained through a strict ISO 9001 management system, including raw material testing, batch sampling, and comprehensive physical/chemical inspections.
What materials are tested before production?
We verify chemical composition, mechanical properties, and production batch numbers of all raw materials before the manufacturing process begins.
Are the shoulders compatible with elastic rail clips?
Yes, both Cast-in and Weld-on shoulders are specifically designed to effectively grip and secure elastic rail clips to the base plate.

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