The KP80 rail is a standard crane rail section from the Russian GOST series. Compared to light-duty rails, the KP80 features a wider flange and a stronger web structure, providing more uniform stress distribution and better wear resistance under repeated loads from crane wheels. It is suitable for overhead cranes, gantry cranes, and large-scale material handling systems.
The KP80 rails supplied by GloryCrane are manufactured in accordance with Russian industrial standards, with strict control over dimensional tolerances, chemical composition, and mechanical properties to ensure long-term stability in heavy-duty crane operating environments.
KP80 Rail Specifications
Bottom Width: 130mm
Web Thickness: 32mm
Head Width: 80mm
Rail Height: 130mm
Material:U71Mn
Length: 5m–12m(customization)
Weight: 63.39kg/m
Standard: GOST 4121-1996
If you have special requirements for length or higher strength materials, please contact us for special custom production.
KP120 rail dimension drawing
KP80 rail length are furnished from 6-12meter. Other lengths are available upon request from GloryCrane. Steel Grade are produced to various qualities and specifications as required by our clients.
Descriptions of KP120 Crane Rail
Designed specifically for medium-load, high-throughput terminals and yards,
GOST Factory Standards: Manufactured in strict compliance with GOST R 53866-2022 / GOST 4121-96, ensuring precise dimensions and compatibility with Russian and CIS equipment
U71Mn heavy rail material: High-strength wear-resistant steel that resists impact and deformation, reducing downtime and maintenance costs
Stable load-bearing capacity and smooth operation: 80mm rail head ensures even load distribution, minimizing wheel wear and providing quieter, more stable operation
Why choose GloryCrane’s KP80 RAIL
Reliability of the Source Steel Mill: GloryCrane provide original steel mill certificates (EN 10204 3.1 standard) and batch number traceability.
In-Stock Inventory, Fast Shipping: GloryCrane maintain ample KP80 inventory in our warehouse, ensuring short lead times (within 15 days).
Custom Machining: Avoid the hassle of on-site drilling. GloryCrane offers precise drilling services based on your flange drawings.
Fully Certified for Export: GloryCrane provide MTC 3.1/3.2 material certificates, third-party testing reports, and customs clearance documentation.
15+ Years Export Experience: With 15+ years of export experience, GloryCrane offers full export documentation, third-party inspection (SGS/BV), and reliable packaging for overseas shipment.
One-to-one project support: GloryCrane offer one-on-one project support, including rail selection guidance, drawing confirmation, and accessory matching. Technical team with deep industry expertise ensures smooth implementation for international projects
As a leading crane rail supplier, GloryCrane offers meticulously engineered gantry crane rail and overhead crane rail solutions. We specialize in providing customizable gauge configurations ranging from 600mm to 1520mm, along with tailored cross – sectional parameters to meet diverse project requirements.
GloryCrane Service Customized options include:
GOST-KP series crane rail for non – standard hole arrangement requirements
End Machining: Chamfering of rail ends to prevent sharp edges from damaging wheels or fittings. End milling to ensure flat and smooth joints, reducing gaps between connected rails.
Bending/ Circle Steel Rail: Cold or hot bending according to design requirements, ideal for curved tracks or turning sections. Strict control of internal stress and top surface flatness during bending.
Trolley Rail: KP-series crane rails also can be used in port crane trolley rail systems. GLORYCRANE can processing the short rails according to customers requirements, we also can providetrolley rail accessories, such as: fix blocks and end stopper.
Rail Bevel Cutting: Bevel cutting of crane rails is available, with angles including but not limited to 45°, to meet special installation layouts or connection requirements.
Customization: Special-shaped processing (welded joints) can be performed on the ends of the steel rails according to project requirements or customer needs.
Leveraging over 10 years of industrial expertise, GloryCrane specializes in precision-engineered crane rail systems tailored to complex operational requirements. As a certified manufacturer adhering to DIN/EN/ISO standards, we integrate advanced metallurgical technologies with rigorous quality control protocols to deliver rails with guaranteed dimensional accuracy and load-bearing performance.
KP80 Rail Material Strength
| U71Mn | Mechanical Property | Chemical Composition(%) | |||||||||
| Yield strength | Tensile strength | Elongation | Hardness | C | Si | Mn | S | P | |||
| MPa | kg/mm² | MPa | kg/mm² | min | HBW | ≤ | ≤ | ||||
| — | —- | ≥880 | — | 9% | 260 | 0.65-0.76 | 0.15-0.35 | 1.10-1.40 | 0.030 | 0.030 | |
KP80 crane rails, as special rails for heavy lifting equipment, are designed with high strength, wear resistance, impact resistance and fatigue resistance in order to meet the long-term and stable use under heavy loads, high frequency operation and severe working conditions.
Application of KP80 Rail
KP80 crane rails are the backbone of high-intensity material handling. Below are the key industries where GloryCrane’s GOST-compliant KP80 rails deliver exceptional stability and long service life.
Port Machinery & Logistics
RTGs and medium-duty STS crane operate with high frequency and heavy dynamic loads, and are constantly exposed to corrosive saltwater environments. The KP80’s base width (130 mm) ensures track stability.
GloryCrane’s KP80 rails can be treated with an anti-corrosion coating or paired with galvanized fasteners according to customer requirements to withstand marine environments.
Metallurgical & Steel Mills
Compared to light-duty rails, the 80 mm flange width of KP80 crane rails provides a larger contact area, reducing surface wear at high temperatures. When manufactured from U71Mn or U75V steel, KP80 offers exceptional resistance to thermal fatigue and deformation.
Industrial Crane Runway Systems
The KP80 rail head design ensures optimal contact with crane wheels, enabling smooth operation during frequent lifting operations.
Common applications include: heavy equipment manufacturing plants; mechanical assembly workshops; metal processing production lines; and industrial production facilities equipped with overhead cranes.
The KP80 rail combines strength and durability, making it ideal for medium-duty crane rail systems requiring long-term, stable operation.
Hydroelectric Power Plants and Dams
Used for gantry cranes on dam crests and gate hoists at intake structures, these applications require rails that are corrosion-resistant and provide long-term stability. The rust-proof coating and customizable lengths, GloryCrane offers make the KP80 ideal for these outdoor, high-humidity environments.
Complete Accessories for KP-series Rail System – Enhance Performance & Safety
Fish Plates: Made of Q235B steel with hot-dip galvanizing, they connect KP-series rails with ±0.3mm precision for gap-free bolted joints and stable load transfer.
Rail Clamps: Designed for kp-series rail base, GloryCrane supply WJK-welded rail clips, forged from 45# steel with dual anti-corrosive coating. Available in welded/bolted types, their elastic pads reduce vibrations between rails and foundations.
High-Strength Bolts: 8.8/10.9-grade sets meet ISO/GB standards, with Dacromet coating for 500+ hours of salt spray resistance—3x more durable than ordinary bolts.
Rubber Pads: Laid under KP-series rails, these natural/nitrile rubber pads (60-70HA hardness) come in 5/8/10mm thicknesses to buffer pressure and reduce noise.
Rail Pressure Plates: Crafted from QT400-18 ductile iron (galvanized, 400MPa+ strength), their curved design fits KP model rail bases perfectly, minimizing stress for heavy-duty applications.
Alumothermic Welding kits for Rails: GloryCrane offers a full set of alumothermic welding equipment for crane rail track installation. GloryCrane’s solution uses an aluminum – iron oxide exothermic reaction to form high – strength, fatigue – resistant joints. With no need for complex power setups, it enables rapid on – site installation, making it a preferred choice for heavy – duty crane rails.
Global Shipping & Logistics: Your Partner in Seamless Delivery
At GloryCrane, we ensure fast and reliable delivery of crane rails to ports worldwide. With strategic partnerships and flexible logistics solutions, your order arrives on time, every time.
✅ Global Port Coverage
From Shanghai to Rotterdam, Hamburg to Singapore, we ship to major industrial hubs via sea freight, air freight, or multimodal transport.
✅ Secure Packaging
Rails are bundled with anti-rust coatings and wrapped in waterproof materials.
Custom crating available for fragile components (e.g., clips, bolts).
About GloryCrane
GloryCrane has been focusing on the foreign trade of crane rails for more than 10 years. Relying on high-quality supply chains such as Anshan Iron and Steel Group and Baotou Steel Group, it provides customized production of crane rails (adjustable length and aperture) and full-process services of direct shipment from global ports.
