JIS 50N Rail
JIS 50N rail is a high-performance heavy rail engineered to thrive in extreme industrial environments. Forged from premium 55Q, 50Mn, and U71Mn steels, it adheres strictly to JIS E 1101-2001 standards, delivering exceptional load-bearing capacity with a 50.4kg/m weight. Its unique design balances enhanced height and web thickness to handle intense, repeated stress, making it a go-to for heavy crane systems, mining haul routes, and industrial zones where unwavering performance under heavy loads is non-negotiable.
JIS 50N Rail Specifications:
Size: JIS 50N (50kgN) Steel Rail
Length: 6m~24m or other length according to customers’ requirement
Material: 55Q/50Mn/U71Mn
Standard: JIS E 1101-2001
Type: Heavy Rail
Rail Height: 153mm
Bottom Width: 127mm
Web Thickness: 15mm
Head Width: 65mm
Weight: 50.4kg/m
JIS 50N Rail Material Parameter
55Q, 50Mn, and U71Mn steels equip JIS 50kgN rail with exceptional strength and wear resistance, ideal for heavy-duty applications.
Where JIS 50N Rail Excels
Tailored for heavy-duty operations, offering reliable support in scenarios demanding superior strength and long-term durability.
Mining Ore Haulage Foundations
Provides a stable base for large mining trucks, enduring constant motion and resisting dust, shock, and vibration in demanding underground conditions.
Port Crane Trackway Support System
Carries gantry cranes lifting containers in busy ports, resisting bending and fatigue under frequent vertical loads and humid coastal environments.
Industrial Equipment Rail Lines
Ensures smooth movement of forges and line machinery, maintaining alignment and load stability in high-use factory floors and production zones.
Heavy Freight Handling Railways
Supports rail-guided cargo systems in logistics hubs, preventing track sagging under frequent use and stacked weight in high-volume distribution centers.
Custom Solutions for Your Rail Needs



- Precision Cutting to Exact Lengths
Cut from 6m-24m (or custom sizes) to fit your facility’s layout, ensuring minimal waste and perfect alignment. - Pre-Drilled Holes for Secure Fastening
Precision-drilled holes guarantee a tight fit with heavy-duty clips and bolts, streamlining on-site installation. - Corrosion-Resistant Surface Treatments
Protective coatings (zinc or epoxy) enhance durability in humid mines, coastal ports, or outdoor industrial settings. - Smooth End Machining & Beveling
Polished, beveled ends create secure joints, reducing vibration and extending service life in high-stress areas.
Request a Quote
- Your project type (e.g., mining haul route, port crane runway).
- Required quantity and preferred length (standard or custom).
- Custom needs (coating, drilling, end machining).
- Delivery timeline and location.