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Help CenterFixed Railway Track Sleeper Dowel Pin for Rail Fastening Application
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Welcome to Anping County Boli Hardware Wiremesh Products Factory, a trusted manufacturer since 1998 specializing in railway fastening components. Our Fixed Railway Track Sleeper Dowel Pin is engineered to provide reliable, durable fixation for rail sleepers in demanding track environments. With over two decades of manufacturing experience and annual export values exceeding US$5 million, we deliver products that meet rigorous international standards for strength, precision, and longevity.
Our dowel pins are crafted from high-grade carbon steel or stainless steel, subjected to strict quality control processes to ensure dimensional accuracy and consistent performance. Whether used in mainline railways, metro systems, or industrial sidings, these pins offer exceptional resistance to shear forces, vibration, and environmental corrosion. Designed for easy installation and long service life, they help reduce maintenance costs and enhance overall track safety.
Key Features & Technical Specifications
- Material Options: Available in carbon steel (Q235, Q345) or stainless steel (304, 316) to suit different environmental conditions and load requirements.
- Precision Manufacturing: CNC machined with tight tolerances (±0.1mm) ensuring perfect fit with sleeper inserts and rail fastening systems.
- Surface Treatments: Plain, zinc plated, hot dip galvanized, or Dacromet coating for enhanced corrosion resistance in humid or coastal areas.
- Customizable Dimensions: Diameters from 16mm to 25mm, lengths from 100mm to 300mm, with custom lengths available upon request.
- High Tensile Strength: Yield strength up to 450 MPa (for carbon steel grade), providing reliable locking force under dynamic loads.
- Anti-slip Design: Ribbed or knurled surface options to improve grip within the sleeper hole and prevent loosening over time.
- Compliance with Standards: Designed to meet DIN 20550, AREMA Chapter 4, or custom specifications as per client requirements.
- Packaging Options: Standard export packing (carton + pallet) or wooden case for bulk orders, ensuring safe transit.
Typical Product Parameters (Reference Table)
| Parameter | Standard Range | Notes |
|---|---|---|
| Diameter | 16mm, 18mm, 20mm, 22mm, 25mm | Custom diameters available |
| Length | 100mm, 150mm, 200mm, 250mm, 300mm | Other lengths upon request |
| Tensile Strength | ≥ 450 MPa (carbon steel) | Stainless steel: ≥ 520 MPa |
| Surface Hardness | HRC 20–30 (as-supplied) | Heat treatment optional |
| Coating Thickness | Zinc: 5–8 μm; HDG: 50–80 μm | Salt spray test up to 500 hrs |
| Packaging Unit | 50–100 pcs per carton | Bulk pallet loading available |
Advantages for Your Business
- Reduced Maintenance: Durable materials and anti-corrosion coatings extend service life, minimizing replacement frequency and downtime.
- Easy Installation: Designed for quick hammer-in or screw-in insertion, compatible with standard sleeper pre-drilled holes.
- Cost-Effective: Competitive pricing without compromising quality – direct factory pricing eliminates middlemen.
- Global Logistics: Shipped from major Chinese ports (Tianjin, Qingdao, Shanghai, Foshan) with flexible delivery options (FOB, CIF, etc.).
- Customization Support: Accept OEM/ODM orders for specific dimensions, materials, and packaging – small MOQ negotiable.
With over 25 years of manufacturing expertise, Anping County Boli Hardware Wiremesh Products Factory has supplied railway components to clients across North America, South America, Europe, Southeast Asia, Africa, Oceania, and the Middle East. Our annual export value of US$5–10 million reflects the trust and satisfaction of global partners. We maintain strict quality control from raw material procurement to final inspection, ensuring every dowel pin meets your specifications.
We invite you to request a quote or sample to evaluate the quality firsthand. Our experienced sales team is ready to assist with technical questions and provide tailored solutions for your rail fastening projects. Contact us today to discuss your requirements and experience reliable supply from a dedicated manufacturer.
Frequently Asked Questions (FAQ)
1. What materials are your dowel pins made of?
We offer carbon steel (Q235, Q345) and stainless steel (304, 316) as standard options. Other alloys can be customized upon request.
2. Can you provide samples before bulk order?
Yes, we gladly provide samples (usually 2–5 pieces) for quality evaluation. Sample cost is negotiable and may be refunded for large orders.
3. What is the minimum order quantity (MOQ)?
Our standard MOQ is 1,000 pieces, but we can accommodate smaller trial orders for new customers. Please contact us to discuss.
4. Do you support custom dimensions?
Absolutely. We can produce dowel pins with specified diameters, lengths, and head styles (e.g., countersunk, dome). Send us your drawing or requirements.
5. How long does delivery take?
Standard production takes 15–20 working days after order confirmation. For urgent orders, express delivery can be arranged within 10 days.
6. Which shipping ports do you use?
We ship from Tianjin, Qingdao, Shanghai, and Foshan ports. The most suitable port will be selected based on your destination and order volume.
7. What certificate do you have for quality control?
We operate a rigorous internal quality control system. Material test reports and dimensional inspection certificates are provided with each shipment. Third-party inspection (e.g., SGS, BV) is welcome at buyer's cost.
8. Are your dowel pins compatible with all sleeper types?
Our pins are designed for concrete, wood, and composite sleepers that have pre-drilled holes. We recommend confirming hole diameter and depth with our technical team to ensure compatibility.
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