Your Professional Rail Transit Parts Supplier
Founded in 2007, Shanxi Helios is dedicated to becoming a leading company in the research, development, and manufacturing of essential industrial components, parts, and complete equipment solutions.
Our main products include wheel hubs and spoke wheel hubs, axle housings, leaf spring seats, axle hubs, bearing blocks, brake spiders, and steering knuckles.
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Motor HousingDescription: Case, drive. Material: Gray iron. Production processes: sand casting, painting, precision machining, cleaning, packaging. Application: Automotive industry and engineering vehicle
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Flange CoverDescription: Case, drive. Material: Gray iron. Production processes: sand casting, painting, precision machining, cleaning, packaging. Application: Automotive industry and engineering vehicle
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Guide WheelDescription: Case, drive. Material: Gray iron. Production processes: sand casting, painting, precision machining, cleaning, packaging. Application: Automotive industry and engineering vehicle
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Vent ProtectorDescription: Case, drive. Material: Gray iron. Production processes: sand casting, painting, precision machining, cleaning, packaging. Application: Automotive industry and engineering vehicle
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End CoverDescription: Case, drive. Material: Gray iron. Production processes: sand casting, painting, precision machining, cleaning, packaging. Application: Automotive industry and engineering vehicle
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Axle Box in RailwayDescription: Case, drive. Material: Gray iron. Production processes: sand casting, painting, precision machining, cleaning, packaging. Application: Automotive industry and engineering vehicle
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Turbine HousingTurbine housing is a key component in turbocharger systems and railway power equipment, supporting and protecting the turbine while guiding airflow to the wheel for efficient energy conversion.
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Turbine ShaftThe turbine shaft is a core transmission component in turbine systems, connecting the turbine to rotating components and transferring energy generated by gas or steam to downstream equipment.
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Railway Brake ShoeRailway brake shoes are used in train braking systems to generate friction against the wheel tread or brake disc, enabling deceleration and stopping. Its primary function is to convert the immense
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Train Brake PadsTrain brake pads are used in railway braking systems to generate friction against brake discs, enabling controlled deceleration and stopping. Designed for demanding rail operating conditions, they
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Turbine CompressorA turbine compressor is used in rail transit turbocharging and air supply systems. By rotating at high speed, it compresses incoming air to increase air density and improve overall system efficiency.
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Turbine BladeA turbine blade is a core component in rail transit turbine systems, responsible for converting high-temperature and high-pressure gas energy into mechanical power. During operation, the blade is
Why Choose us
Advanced Equipment
Helios has an annual capacity of 5,000 tons and multiple CNC lines, including lathes, machining centers, boring and grinding machines, and gear forming machines.
Customized Services
We provide flexible, high-quality machining for small batches, short runs, and complex, high-precision parts.
R&D & Experience
With extensive R&D experience, Helios serves clients in Europe, the Americas, Japan, and China, maintaining long-term partnerships with leading companies worldwide.
Parameter
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Item |
Description |
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Material |
Gray Iron (Cast Iron) |
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Manufacturing Process |
Sand Casting → Painting → Precision Machining → Cleaning → Packaging |
|
Application |
Locomotives and rail-transit vehicles; machinery requiring guided wheel support |
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Function |
Provides stable guidance and support for movement along tracks or guide paths, maintaining alignment and smooth motion |
Customization Process
Communication Needs
Custom size can be tailored to meet specific customer requirements. Please provide your customization concepts and detailed specifications for further discussion.
Production Execution
Following the confirmed design, we implement meticulous production processes with strict quality control at every stage, ensuring consistency and precision before proceeding to mass production.
Quality Inspection and Packaging
Upon completion of the product, a comprehensive three-stage inspection process is conducted to ensure quality standards are met. Subsequently, the products are packaged in accordance with your specified requirements.
Delivery Assurance
We ensure timely delivery of the products within the agreed timeframe as per the contract terms.

Types of Rail Transit Parts
The rail transit parts produced by our company mainly include the following types:
Guide Wheel
The guide wheel is a specialized mechanical component designed to direct and regulate the movement of machinery or vehicles along a predetermined path, ensuring stability, precision, and control. These wheels are integral in systems where alignment and directional accuracy are critical, functioning by minimizing deviations and maintaining consistent contact with tracks, rails, or surfaces.
Vent Protector
A vent protector is a device or component designed to safeguard ventilation systems, ducts, or openings from contamination, blockages, or damage while maintaining airflow efficiency. Commonly used in industrial, automotive and machinery applications, vent protectors act as a barrier against debris, dust, moisture, insects, or foreign objects that could compromise system performance or safety.
Axle Box in Railway
The axle box (also known as a journal box or bearing housing) is a fundamental component in railway vehicles, playing a pivotal role in ensuring the safe, efficient, and reliable operation of trains. Situated at the ends of axles within the bogie assembly, it serves as the critical interface between the rotating axle and the bogie frame, enabling smooth wheel rotation while managing dynamic forces and loads inherent to rail transport.
Benefits of Rail Transit Parts

Load Support: Axle boxes are designed to support the heavy weight of the railway vehicle by effectively distributing the load across the axle.
Smooth Rotation and Friction Reduction: They house the bearings and are engineered to minimize friction, ensuring smooth and efficient rotation of the wheelset.
Alignment and Stability: Axle boxes are crucial for maintaining proper axle alignment with the wheelset, which is essential for the stability and safety of the rolling stock.
Vent Protector
Vent protector have many advantages, including:
Extends equipment lifespan by reducing wear from contaminants.
Lowers maintenance costs by preventing clogs or damage.
Ensures compliance with safety and environmental regulations.
Enhances operational reliability in harsh conditions.
Delivery Information
Shipping Methods: We offer a variety of shipping options, including sea freight, air freight, railway transportation, and international express delivery, to meet the diverse needs of our customers.
Estimated Delivery Time: We will provide you with the estimated delivery time for your order, which will be clearly stated in the formal order to ensure your rights are protected, allowing you to arrange for the receipt of your goods in a timely manner.
Order Tracking: We provide order tracking services, allowing you to stay informed about the current status and expected arrival time of your order. Detailed inspection information and shipping manifests, including photos and videos, are provided to ensure the security of your transactions.
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FAQ
Shanxi Helios Casting And Forging Industrial Co., Ltd. is one of the most professional rail transit manufacturers and suppliers in China, equipped with an efficient workshop. Please rest assured to wholesale bulk high quality rail transit from our factory. For customized service, contact us now.

