Upper Rotating Magnetic Overhead Crane
Henan Mine Crane Rotating Electromagnetic Hanging Beam Overhead C rane is a special lifting equipment specially designed for steel mills, shipyards, ports, metal yards, warehousing centers, and is mainly used for efficient transfer and accurate palletizing of billets, plates, rods, discs and other long pieces of steel, with the working level of A6-A7.
Lifting Capacity
5t+5t~25t+25t or Customized
Crane Span:
10.5m- 31.5m or Customized
Lifting Height
6m-20m or Customized
Working Class
A6~A7 or Customized
Power Supply
220-690V, 50/60Hz
Crane Travel Speed
10 - 90m/min
Parameters of Upper Rotating Magnetic Overhead Crane Manufactured by Henan Mine Crane
China's Premier Crane Manufacturer, Driving High-Quality Development in the Crane Industry for 24 Years
| Parameter | Specification | Unit | Remarks |
| Rated Lifting Capacity | 5+5~25+25 | t | Customizable double trolley |
| Span | 10.5~31.5 | m | Adjustable according to yard |
| Lifting Height | 6~20 | m | Customizable |
| Working Class | A6~A7 | – | Heavy duty for steel mill |
| Trolley Rotation Angle | 0~360 | ° | Upper trolley circular track rotation |
| Electromagnet Response Time | 0.5~1 | s | Fast suction & release |
| Suction Force | ≥1.5×Rated Load | – | High permeability magnetic material |
| Power-off Holding Time | 15~30 | min | Battery backup device |
| Swing Amplitude | ≤5 | ° | Electrical anti-swing system |
| Hoisting Speed | 5~20 | m/min | VFD adjustable |
| Travel Speed | 10~90 | m/min | Frequency conversion control |
| Control System | PLC + HMI Touch Screen | – | With WLK master controller |
| Protection Level | IP54~IP55 | – | Dust-proof & high temp resistant |
| Power Supply | 220-690V, 50/60Hz | V | Customizable for global market |
| Material | High-Strength Q355B Steel | – | Ultrasonic welding testing |
| Certification | ISO, CE, FEM | – | Direct export without modification |
| Type Test Code | YC | – | General Overhead Crane |
| Application | Steel Mill, Port, Yard, Shipyard | – | Long steel (billet/plate/bar/coil) lifting |
Product Introduction of Henan Mine Crane Upper Rotating Magnetic Overhead Crane
1. Product core positioning and design standards
Henan Mine Crane overhead crane with rotating electromagnetic girder core positioning: to provide flexible rotation, strong adsorption, safe magnetization, high efficiency and anti-shaking solutions for the global metal processing, steel logistics, heavy manufacturing scenarios for the lifting of long pieces of steel. It meets the demand of 24-hour high-intensity continuous operation of steel mills and is suitable for all kinds of industrial scenarios of long-piece steel lifting around the world.
2. Core structure and function design
- Upper rotating trolley slewing structure: the upper trolley can slew freely along the lower trolley’s circular track, the spreader realizes horizontal 360° rotation, and the long pieces of steel can be steered at any angle and accurately palletized without the need for ground-assisted steering, making the operation flexible and full.
- PLC Intelligent Control System: The linkage table is equipped with PLC module + HMI touch screen, with WLK type master command controller, it can control the whole action of lifting, running and slewing by one key, with clear gear position, zero position self-recovery and locking, precise operation feeling and extremely low failure rate.
- Extremely fast electromagnetic suction and release system: the response of electromagnet on and off is only 0.5-1 second, high permeability material + optimized magnetic circuit, the adsorption force reaches more than 1.5 times of the rated lifting capacity; billet transfer can be completed 80-100 times of gripping cycle per hour, the working efficiency is far more than that of the conventional models.
- Power failure magnetic protection safety protection: standard battery holding device, when the main power supply is suddenly interrupted, the electromagnet continues to keep magnetism for 15-30 minutes, reserving enough time for safe disposal, completely eliminating the risk of falling materials.
- Frequency conversion anti-swing precision control: adopting advanced frequency conversion control technology, the whole machine runs smoothly and has low failure rate; the electric anti-swing algorithm predicts the swinging trajectory in real time, and the reverse speed regulation controls the swinging amplitude within 5°, so the positioning accuracy is greatly improved.
- Full-scene customization and adapt ability: customizable lifting capacity, rotary angle, suction cup specifications, protection level, adaptable to indoor and outdoor fixed span, high temperature and dusty steel mills, coastal ports and other types of corrosion and other working conditions.
3. Core product advantages
- 360° rotating without dead angle: the upper rotating trolley structure, long steel free steering, alignment palletizing in one step, eliminating the bottleneck of steering operation.
- Extremely fast suction and discharge efficiency: 0.5s response + 80-100 times / hour cycle, adsorption force 1.5 times the heavy load, long pieces of steel transfer efficiency increased by more than 40%.
- Safer power failure magnetization: 15-30 minutes emergency magnetization, multiple safety interlocks, from the root to eliminate power failure falling material safety accidents.
- Frequency conversion anti-shaking super accurate: swing ≤ 5 °, running without impact, to protect the steel surface without bumping, no damage.
- Intelligent control is easy to get started: PLC + touch screen + master command controller, simple operation, clear logic, new employees quickly skillful operation.
- Global compliance and easy to export: ISO/CE/FEM certification, global voltage/frequency customization, direct export without modification, a full set of English technical data.
- Compared with Konecranes core advantages: Compared with Konecranes rotating electromagnetic girder cranes of the same specification, we reduce the procurement cost by 30%-40%, shorten the customization cycle by 50% under the premise of equal rotary accuracy, electromagnetic response speed, magnetic protection time in case of power outage and anti-shaking effect
the upward rotating structure is better adapted to the scene of lifting long pieces of steel, the global spare parts are delivered directly in 72 hours, and the after-sales service is available in multiple languages in 7×24 hours, which makes us the leader in terms of responsiveness and cost-effectiveness. The response speed and cost performance are leading in all aspects.
4. Global Adaptation and Application Scenarios
- Core scenarios: steel billet/plate/bar/coil lifting in steel mills, palletizing in steel yards, transferring in metal logistics centers.
- General scenarios: lifting of steel structural parts in shipyards, handling of long workpieces in machining plants, loading and unloading of metal materials in storage centers.
- Environment: stable operation in -25℃~+60℃, high dust environment, coastal ports can be upgraded with anticorrosion configuration, indoor and outdoor universal.
5. Global exclusive supporting services
- Provide a full set of technical data, installation drawings, operation and maintenance manuals in English/Spanish/Arabic/Russian to meet global equipment access requirements.
- 7×24 hours global remote video debugging, professional engineers door-to-door installation and training, the cost is transparent and negotiable.
- Global core region spare parts warehouse, electromagnetic suction cups, PLC modules and other spare parts 72 hours delivery, multi-language after-sales technical support.
What Can Henan Mine Crane Upper Rotating Magnetic Overhead Crane Offer You?
| Value Category | Specific Benefits | Description |
| Rotation Flexibility | Upper Trolley 360°Rotation | Upper trolley runs on circular track, realize 360°horizontal rotation for long steel positioning & stacking |
| Lifting Efficiency | 0.5s Fast Magnetic Response | Electromagnet response 0.5-1s, 80-100 cycles/hour, 1.5× rated suction, high efficiency for steel handling |
| Safety Performance | Power-off Magnetic Holding | Battery backup keeps magnet working 15-30min when power off, prevent material falling |
| Positioning Stability | Electrical Anti-Swing & VFD Control | Anti-swing algorithm controls swing ≤5°, VFD ensures smooth running, high positioning accuracy |
| Operation Convenience | PLC + Touch Screen Control | Equipped with PLC, HMI touch screen & WLK master controller, easy & precise operation |
| Structure Reliability | Heavy Duty Design | Working class A6-A7, suitable for 24h continuous operation in steel mill & harsh environment |
| Global Adaptability | International Certification | ISO/CE/FEM certified, customizable voltage 220-690V 50/60Hz, direct global export |
| Customization | Fully Non-Standard Customizable | Customize capacity, rotation angle, magnet size, protection level for different working conditions |
| Maintenance | Low Failure & Easy Maintenance | Stable electrical system, durable parts, low failure rate, global spare parts supply |
| Application Scope | Wide Long Steel Usage | For steel billet, plate, bar, coil lifting in steel mill, shipyard, port, yard & warehouse |
| Cost Efficiency | High Cost Performance | Lower investment & maintenance cost, better efficiency than similar imported cranes |
Parameters of Upper Rotating Magnetic Overhead Crane
Advantage display
Product Advantages Overview
Large-Tonnage Bearing
Rated lifting capacity ranges from 5T to 100T, and larger tonnages can be
customized for special needs. Adopting high-manganese steel main beam and
reinforced
Intelligent Precision Control
quipped with a PLC intelligent control system, supporting millimeter-level
positioning and automatic loading/unloading. Lifting and running speeds can be
flexibly adjusted, and
Multiple Safety Protections
Integrates multiple safety mechanisms such as overload protection, limit
protection,
anti-fall protection and emergency braking, equipped with high-definition
monitoring
and fault
Longer Service Life
Core components are made of high-quality materials such as wear-resistant alloy
and corrosion-resistant steel, reinforced by heat treatment process. The
electrical system
Details of the Galvanized Overhead Cranes
China's Premier Crane Manufacturer, Driving High-Quality Development in the Crane Industry for 24 Years
What industries are the Upper Rotating Magnetic Overhead Crane suitable for?
China's Premier Crane Manufacturer, Driving High-Quality Development in the Crane Industry for 24 Years
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Steel raw materials workshop:on the rotating magnetic bridge is suitable for all kinds of steel raw materials storage and transfer, on the rotating 360 ° flexible angle adjustment, electromagnetic hanging beam firmly adsorption of steel plate, steel and other magnetic materials, no need to bundle, efficiently complete the raw materials in and out of the warehouse lifting.
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metal components processing workshop:on the rotating magnetic bridge for metal components, embedded parts of the lifting and workstation transfer, on the rotating accurate docking processing station, electromagnetic beam firmly adsorption, to avoid workpiece knocking, suitable for workshop assembly line operation.
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heavy machinery assembly workshopon the rotating magnetic bridge machine lifting large machinery shell, magnetic parts, on the rotating can be flexible to avoid obstacles, reduce labor intensity.
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Scrap metal sorting yardelectromagnetic hanging girder overhead crane grabs and categorizes scrap steel and metal waste for transfer, which improves the efficiency of sorting turnover.
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Precision metal processing workshopelectromagnetic hanging girder overhead crane is designed with low vibration and low noise, and rotates smoothly without interference, which is suitable for high-precision processing scenarios
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Industrial raw material warehouseelectromagnetic overhead crane covers the whole area of the warehouse, and the upward rotation flexibly adjusts the stacking angle to improve the turnover efficiency.
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Metallurgical auxiliary workshopElectromagnetic hanging girder overhead crane is suitable for metallurgical industry with high dust condition, and the upper rotating structure is wear-resistant and anti-build, which can stably complete the transferring operation in the workshop.
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Steel Structure Prefabrication WorkshopElectromagnetic hanging girder overhead crane is used for lifting and splicing of prefabricated steel structure and steel frame to ensure the prefabrication work is carried out in an orderly manner.
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Metal products storage workshopelectromagnetic hanging girder overhead crane is used for lifting and stacking all kinds of finished metal parts and magnetic fittings, which is suitable for high-frequency storage and transportation.
How to Choose the Best Crane Manufacturer in China
Henan Mine Crane Co., Ltd. is a professional manufacturer and service provider of cranes and material handling products. Integrating R&D, design, manufacturing, sales, and service, we deliver comprehensive solutions and full-lifecycle support to our customers.
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1Clarify Your Crane NeedsThoroughly understand your lifting requirements (load details, frequency, and workspace environment) before approaching crane manufacturers.
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2Determine Crane Service ClassCalculate the required crane service class based on your operational intensity to ensure optimal performance and longevity.
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3Explore Crane Supplier Custom Features:Investigate available customization options and special features to enhance safety, efficiency, and precision for your specific application.
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4Assess Crane Factory Engineering CapabilityEvaluate the manufacturer's engineering strength to ensure they can design a suitable solution tailored to your needs.
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5Verify Quality & Compliance of Crane CompanyCheck the crane manufacturer's manufacturing quality, certifications, and compliance with international standards and your local safety regulations.
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6Ensure Support & ReferencesConfirm the manufacturer provides reliable after-sales support and has a proven track record with positive references in your industry or region.
Why We Are More Trustworthy
Henan Mine Crane Factory is a premier provider of integrated crane and material handling solutions, covering R&D, design, manufacturing, sales, and service for end-to-end support.
Experienced company
Established in 2002, Henan Mine Crane Factory is a high-tech crane enterprise. Using advanced global design and manufacturing tech, we craft top-quality single/double-beam cranes and electric hoists.
Professional team & equipment
Our 1.62 million ㎡ factory has 3,500+ staff, 200 senior engineers, and 428+ global sales/service points. With 2,000+ processing machines handling 20+ processes, we ensure excellence.
Productive capacity
The annual output of cranes is over 80,000 units. The company produces and sells more than 11000 double beam and gantry cranes annually, More than 73000 single beam cranes, and More than 100000 sets (sets) of single and double beam electric hoists and accessories.
Customized design services
We know the right crane is key. Our engineers partner with clients to design and build cranes tailored to specific needs, ensuring optimal performance.
Why Our Cranes Earn Customers' Trust
Henan Mine Crane Co., Ltd. has a strong technical team with over 10 top experts and 200+ mid-to-senior engineers. They've obtained over 700 national patents and provincial-level tech achievements, with over 670 authorized patents. Henan Mine Crane Factory led/participated in over 100 standard formulations/revisions, won the China Standard Innovation Contribution Award, and is a key member of multiple lifting machinery standardization committees. Dr. Xu Lei serves as Deputy Leader of the ISO/TC96 Domestic Technical Counterpart Expert Working Group.
The services we provide
China's Premier Crane Manufacturer, Driving High-Quality Development in the Crane Industry for 24 Years
Free customization scheme
The professional engineer team communicates in depth to understand needs, and provides
one-stop customized solutions including 3D model design, technical parameter calculation
Regular Maintenance Reminder
Establish customer equipment files, and regularly send maintenance reminders based on
equipment usage time and operation intensity. Provide detailed maintenance manuals and
video tutorials
Technical support consultation
Provide 7×12-hour online technical consultation service. Senior consultants answer
questions in real time regarding product selection, parameter matching, installation
specifications
Free customization scheme
The professional engineer team communicates in depth to understand needs, and provides
one-stop customized solutions including 3D model design, technical parameter calculation
Our Patents and Certifications
China's Premier Crane Manufacturer, Driving High-Quality Development in the Crane Industry for 24 Years
Customer Testimonials & Top Choices
China's Premier Crane Manufacturer, Driving High-Quality Development in the Crane Industry for 24 Years
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Professional cross-border after-sales team + global parts warehouse, 24-hour response, full-cycle service to help you effortlessly expand your market.
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We sincerely invite global partners with resources to join hands, jointly develop the global crane market, and achieve mutual benefit and win-win outcomes!
Your Top Concerns About Henan Mine Crane manufactured Upper Rotating Magnetic Overhead Crane and Answers
China's Premier Crane Manufacturer, Driving High-Quality Development in the Crane Industry for 24 Years
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How does the upper rotating structure realize rotation?The upper trolley can rotate 360° along the lower trolley's circular track, and the spreader rotates synchronously, so that long pieces of steel can be turned to the right position at any angle, which is perfectly suited for billets, plates, bars, and other long pieces to be lifted without the need for ground assistance.
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How fast is the response of electromagnetic suction and release?The response of electromagnet is only 0.5-1 second, under the condition of steel billet transfer, it can stably complete 80-100 times of grasping cycle per hour, and the operation efficiency is far more than that of conventional electromagnetic cranes.
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When there is a sudden power failure, will the suction cup be demagnetized and fall down?No. Standard battery magnetization device, after the main power interruption, the suction cup continues to be magnetized for 15-30 minutes, there is enough time to safely dispose of materials, completely eliminating the potential danger of falling.
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How is the anti-shaking effect?Electrical anti-shaking algorithm + frequency control, the spreader swing control within 5 °, running smoothly without shaking, completely avoid the steel surface bumping, damage.
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Can we do single-beam or double-beam structure, and can the lifting height be customized?Absolutely. We support single/double girder non-standard customization, and can adjust the lifting capacity, lifting height and cantilever length according to the needs, which can perfectly match the space and load requirements of different galvanizing workshops.
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Is it CE/ISO certified?Yes. Through the ISO, CE, FEM international certification, in line with global safety standards for lifting equipment, without modification, to provide a full set of English data, full assistance in customs clearance.
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Compared with Konecranes rotary electromagnetic cranes, what are your advantages?Under the same performance, the procurement cost is 30%-40% lower, the customization cycle is 50% shorter, the upper rotating structure is more suitable for long steel lifting, and the global spare parts are delivered in 72 hours, so the after-sales response is faster.
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Can I customize the rotary angle and suction cup specifications?Absolutely. We can customize 0-360° rotary angle, suction cup size, lifting capacity, and protection level to fit all kinds of steel specifications and workshop conditions.
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Can the equipment meet the continuous operation of the steel plant?Working class A6-A7, heavy-duty special design, can meet the needs of steel mills 24 hours of high-intensity continuous lifting, durability pull full.
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Can it be used in outdoor ports or dusty steel mills?Yes. The whole machine is IP54-IP55 dustproof and waterproof, and can be upgraded with anticorrosion and high-temperature resistant configurations
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Is it difficult to maintain the electromagnetic chuck?Maintenance is simple. Modular suction cup design, easy to dismantle and clean; high magnetic conductivity materials + protective treatment, normal service life of 8-10 years, annual maintenance costs are extremely low.
Operating Manual for Upper Rotating Magnetic Overhead Crane
China's Premier Crane Manufacturer, Driving High-Quality Development in the Crane Industry for 24 Years
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Each crane must display a rated load capacity plate in a conspicuous location.
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No personnel are permitted on the girder during operation, nor may the hook be used to transport persons
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Operation is prohibited without a valid operator's license or under the influence of alcohol.
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Operators must maintain full concentration during operation; talking, smoking, or engaging in unrelated activities is strictly forbidden.
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Keep the crane clean and tidy; do not store equipment, tools, flammable materials, explosives, or hazardous substances haphazardly.
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Do not overload the crane.
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When operating along obstacle-free paths, the hook, lifting device, or bottom surface of the load must remain at least 2 meters above ground level. When crossing obstacles, the load must clear the obstacle by at least 0.5 meters
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For loads under 50% of rated capacity, both lifting mechanisms may operate simultaneously. For loads exceeding 50% of rated capacity, only one mechanism may operate.
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.For bridge cranes equipped with main and auxiliary hooks, do not simultaneously raise or lower both hooks (except under special circumstances).
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Welding or hammering on suspended loads, or working beneath suspended loads, is prohibited (except when properly supported).
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Inspection or maintenance work may only be performed after power has been disconnected and a “Do Not Operate” sign is displayed on the power switch. If live work is unavoidable, implement safety measures and assign dedicated supervision.
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Do not throw objects from the vehicle indiscriminately.
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Regularly inspect limit switches and interlock protection devices.
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Do not use limit switch impact as a stopping method.
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Do not lift or lower loads when hoist brakes malfunction.
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Do not operate the hoist above personnel or equipment.
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When welding any part of the crane, use a dedicated ground wire; do not use the crane body as a ground.
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When the hook is at its lowest position, ensure at least two full turns of safety rope remain on the drum.
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Cranes must not collide with each other; using one crane to push another into operation is strictly prohibited.
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When lifting heavy objects, molten metal, explosives, or hazardous materials, first slowly raise the load 100–200 mm off the ground to test brake reliability.
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Maintenance and inspection lighting must operate at voltages below 36V.
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All electrical equipment enclosures on bridge cranes must be grounded. If trolley rails are not welded to the main girder, grounding measures must be implemented. Grounding conductors may use galvanized flat iron with a cross-sectional area exceeding 75mm², bare copper wire of 10mm², or galvanized round steel exceeding 30mm². The operator's cab or crane body shall have more than two grounding points. The grounding resistance from any point on the crane to the power supply neutral point shall be less than 4Ω.
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30 Years of Lifting R&D, Following Strict European Standards, Intelligent
Empowerment
for Heavy Loads, Providing Global Safe & Excellent Solutions
The project was delivered on time and landed safely
Henan Mine Crane Double-girder Electric Hoist Bridge Crane, renowned for their high lifting capacity, exceptional stability, and extensive operational range, are widely utilized across diverse industrial production and material handling scenarios. They serve as core lifting equipment for industrial and mining enterprises, logistics warehouses, and other sectors.
Improve efficiency
Break through operational bottlenecks and improve overall project progress efficiency
Avoiding risks
Build a solid safety line and avoid potential risks of high-risk operations
Delivery
Adapt to diverse working conditions and ensure stable project implementation and delivery