Qingdao Sande Technology Co., LTD
| Payment Terms | D/P,T/T,Western Union |
| Supply Ability | 10000PCS/month |
| Delivery Time | 30 days |
| Packaging Details | Wooden case |
| Surface | Rrough Turned,Grinding,etc |
| Steel Grade | 41Cr4 / 41CrS4 |
| Processing Methods | Machined,Ground,Peeled,etc |
| Technology | Cold forging |
| Outer Diameter | the biggest OD 5000 mm |
| Raw Materials | alloy steel |
| Available Shapes | Forging piece, Square bar |
| Assembly | slusher eye bolt |
| Characteristic | High Manganese Steel, Non-Magnetic Steel |
| Technique | Cold forming |
| Material | Steel |
| Brand Name | Qingdao Sande Tech Co.,Ltd |
| Model Number | OEM |
| Certification | ISO, DIN, AISI, ASTM, BS, JIS, etc. |
| Place of Origin | Qingdao, China |
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Product Specification
| Payment Terms | D/P,T/T,Western Union | Supply Ability | 10000PCS/month |
| Delivery Time | 30 days | Packaging Details | Wooden case |
| Surface | Rrough Turned,Grinding,etc | Steel Grade | 41Cr4 / 41CrS4 |
| Processing Methods | Machined,Ground,Peeled,etc | Technology | Cold forging |
| Outer Diameter | the biggest OD 5000 mm | Raw Materials | alloy steel |
| Available Shapes | Forging piece, Square bar | Assembly | slusher eye bolt |
| Characteristic | High Manganese Steel, Non-Magnetic Steel | Technique | Cold forming |
| Material | Steel | Brand Name | Qingdao Sande Tech Co.,Ltd |
| Model Number | OEM | Certification | ISO, DIN, AISI, ASTM, BS, JIS, etc. |
| Place of Origin | Qingdao, China | ||
| High Light | Permanent Way Restraint Rail Plates ，Steel Forged Restraint Rail Plates ，Rail Plates Steel Forged Parts | ||
Durable Forged Rail Restraint Plates for Permanent Way Applications
Product Overview
Precision-forged fixed limit plates designed for railway track systems, providing secure rail positioning and long-term stability in :
✔ Mainline Tracks (Ballasted & slab tracks)
✔ Turnouts & Crossings (Fixed frog assemblies)
✔ Bridge Transitions (Expansion joint control)
✔ Metro & Heavy Rail Systems (High-axle load environments)
Key Features & Benefits
1. Superior Forged Construction
Material : EN 10025 S355JR/S460JR or AREMA Grade C/M
Process : Closed-die hot forging for optimal grain flow
Hardness : 180-240 HB (Hardened options available)
Corrosion Resistance : Optional weathering steel or zinc plating
2. Engineering Advantages
Impact Resistance : Withstands 50J+ at -40°C (Charpy tested)
Fatigue Life : 2M+ load cycles (UIC 860V compliant)
Precision Fit : CNC-machined bolt holes (±0.2mm tolerance)
3. Compliance & Certification
EN 13674-1 (Railway applications - Track - Rail)
AREMA Chapter 30 (Fixed track components)
ISO 9001 & IRIS certified production
Technical Specifications
| Parameter | Specification |
|---|---|
| Material Grades | Carbon Steel / Alloy Steel / Weathering Steel |
| Thickness | 20-50mm (Standard), Custom up to 80mm |
| Hole Tolerance | ±0.2mm (Machined), ±0.5mm (As-forged) |
| Surface Finish | Shot blasted (SA 2.5), Rust-inhibitive coatings |
| Working Load | 250-800 kN (Design-specific) |
Why Choose Our Forged Limit Plates?
✅ Extended Service Life – 3-5X longer than cast alternatives
✅ Vibration Resistance – Forged microstructure reduces crack propagation
✅ Custom Engineering – Tailored profiles for special track designs
✅ Global Rail Compliance – Meets UIC, AREMA, BS, and GOST standards
Ordering Information
Available Configurations :
Standard AREMA/EN profiles
Custom hole patterns & thicknesses
Pre-assembled kits with fasteners
Lead Times :
Stock items: 1-2 weeks
Custom forgings: 6-8 weeks
Welcome to contact our team, we will give you the best service!
Company Details
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
2018
Employee Number:
>63
Ecer Certification：
Verified Supplier
Qingdao Sande Technology Co., Ltd. is located in Qingdao. We are specialized in manufacturing forging, CNC machining and various surface treatments. We have over 16 years of experience.We have a professional and experienced team of engineers, advanced production and testing equipment, a powerful qua... Qingdao Sande Technology Co., Ltd. is located in Qingdao. We are specialized in manufacturing forging, CNC machining and various surface treatments. We have over 16 years of experience.We have a professional and experienced team of engineers, advanced production and testing equipment, a powerful qua...
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