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7.5+7.5 -20+20 Ton Double Girder Overhead Crane with Magnet Beam

Double girder overhead cranes with non-rotating magnetic beam or rotating magnetic beam spreader can be custom designed for long & large loads handling.

Category: Double Girder Overhead Crane

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7.5+7.5 -20+20 Ton Double Girder Overhead Crane with Magnet Beam

Double girder overhead crane with magnetic beam spreader is the cost-effective overhead travelling cranes solution for long and larger steel loads handling which enable the crane operator to handle loads remotely with high efficiency and safety.

The magnetic beam double girder overhead crane is a processed designed Double Girder Overhead Crane , equiped with rotatry lifting system or equipped with rotary magnetic beam spreader. The magnetic beam double girder overhead crane s are widely used for long and larger steel loads handling such as, steel rebar, steel billet slab, steel plate, steel sheet,steel pipe and other steel products in the steel mill and steel plants.

The magnetic beam spreader double girder overhead crane is a high-efficiency overhead crane for metallurgy industrial applications which is used used for stacking, transshipment and loading and unloading task of the steel warehouse. If your steel mill needs any overhead crane system, please feel free to contact us to get the customized steel mill cranes,giving us a chance to save your money and increase your material handling safety.

Reduce Costs and Improve Safety with Rotary Crane with Magnetic Beam Spreader

For steel handling, magnetic beam double girder overhead crane can be more effective , safe and labor saving. If you have a huge amount of steel materials and products to load and unload, the rotary overhead crane with electro -magnetic beam spreader will be a good choice. Contact us to see the chance what we do for you.

Overhead magnetic crane with round chucks

Double girder overhead crane with hanging beam

Electromagnetic double girder overhead cranewith rotatry hanging beam spreader

Double girder overhead crane rotatry hanging beam spreader

Main Parameters of Double Girder Overhead Crane with Magnetic Beam Spreader

  • Load capacity of magnetic beam double girder overhead crane : 7.5+7.5t -20+20t
  • Span of magnetic beam double girder overhead crane : 10.5-34.5 m
  • Lifting height of magnetic beam double girder overhead crane : 6-16m
  • Lifting speed of magnetic beam double girder overhead crane : 11.7-13.2m/min
  • Trolley running speed of magnetic beam double girder overhead crane : 31.3-37m/min
  • Crane running speed of magnetic beam double girder overhead crane : 58.5-74.3m/min
  • Work duty of magnetic beam double girder overhead crane : A5-A7
  • Customized electro- magnet cranes are available.

Structure & Components of Double Girder Overhead Cranes 

The carrier beam electro- magnet crane is mainly consisted of box-shaped bridges, double girder trolleys, cart operation mechanisms, crane operators cabin and electrical control system, installed with power failure protection system. The lifting mechanism of magnetic beam double girder overhead crane with double lifting points beam spreader usually adopts single motor, double speed reducer and double reel arrangement. And the electro- magnet beam spreader can be installed to the main girder either perpendicularly or parallel. And the other forms of the magnetic overhead crane are the same with the general use double girder overhead crane with hook.

Types of Magnetic Rotary Crane Designs

The magnetic hanging beam spreader overhead crane is with rotary crane designs, which enable the electro- magnet crane with high flexibility and convenience for steel loads handling. The rotation of the magnetic overhead crane can be achieved in two options:

Overhead crane with rotating lifting system 

Upper rotating electromagnetic carrier-beam overhead crane

Upper rotating electromagnetic carrier-beam overhead crane

Upper rotating electromagnetic carrier-beam overhead crane

It is the magnetic beam double girder overhead crane that adopts a rotary trolley over the main girder which is the so called upper rotary overhead crane . The rotary trolley is designed with a double-layer structure, the upper layer of which a lifting trolley, and the lower layer of which is a running trolley. And the upper lifting trolley can move on an annular track installed which can enable the loads to rotate as request.

Overhead crane with rotating beam spreader

Double girder overhead crane with magentic beam spreader

Overhead crane with rotating beam spreader

Lower rotating electromagnetic carrier-beam overhead crane

Overhead crane with rotating beam spreader

The magnet crane adopts the rotary magnetic beam spreader, which is consisted of a double-layer structure. The upper layer of the magnetic hanging beam spreader is wound with a wire rope through a pulley set and the lower layer is equipped with multiple electromagnetic chuck or clamps, which can carrier the loads to rotate with the driving mechanism to a angle as requested. magnetic beam double girder overhead crane with the rotary magnetic beam spreader is usually called the lower rotary overhead crane in China.

Electromagnetic Beam Spreader

General use electromagnetic spreader is mainly consisted of carrier-beam , electromagnet, and hook, etc., The spacing of electromagnet be adjusted according to operation requirements, the orientation of the electromagnetic beam spreader can be perpendicular or parallel to the main beam according to requirement. The body of electromagnetic spreader is a welded box shaped beam with upper and lower cover, webs, ribs, lifting lug and other plates, etc. Electromagnetic carrier-beam is through overall processing, to ensure its machining and assembly accuracy.

Electromagnet is an important part of the magnetic beam double girder overhead crane , and there are various types of electromagnets for selection based on application requirements:

For general handling with loads temperature below 100 degrees, the room temperature electromagnet may be is a option. For handling iron with temperature between 100 to 600 degrees,the high temperature electromagnet is used. In terms the design of the beam spreader, the magnet can be mounted on the rotating carrier-beam and retractable carrier-beam. The length of the carrier-beam is adjustable according to the size of the lifting object, and the spacing of hanging points is also adjustable which providing you a more flexible and convenient rotary magnetic beam double girder overhead crane with high accuracy and safety.

Convenient and safe electromagnet crane is a ideal solution for steel loads handling in your workshops. Contact us to get your individualized magnetic beam double girder overhead crane solution.

Chuck Electromagnetic double girder overhead cranefor handling billet, girder, billet and slab, etc.

Magnetic beam double girder overhead crane for handling billet, girder, billet and slab, etc.

Steel pipe handling Electromagnetic double girder overhead crane

Steel pipe handling magnetic beam overhead crane

Magnetic beam double girder overhead crane for high speed rebar handling

Magnetic beam double girder overhead crane for high speed rebar handling

Magnetic beam double girder overhead crane for high speed wire ( coiled bar) handling

Magnetic beam double girder overhead crane for steel coil handling with high efficiency

Electromagnetic double girder overhead cranefor high speed wire ( coiled bar) handling cranes

Magnetic beam double girder overhead crane for long rebar and steel plate handling

Electromagnetic double girder overhead cranefor heavy rail and profiled steel handling cranes

Magnetic beam double girder overhead crane for long profile rail handling

Main Feature of Double Girder Overhead Crane with Magnetic Beam Spreader

The rotary overhead crane with electromagnetic beam spreader is designed and manufactured based on national standards and is equipped with advanced parts and electronic control equipment. The overall of the magnetic rotary crane is featured with beautiful appearance, reasonable parameters, good performance and easy maintain.
  • Strong and easy assemble structure.The rotary overhead crane adopts welded box shaped bridge frame with bolted end carriage making the transportation and installation easy and convenient.
  • Crane parts and components. Standardization, serialization and generalization
  • Energy saving motors - All motors used on the magnetic beam double girder overhead crane are YZR energy-saving motors.
  • High safety power-off magnetic retention- The electro-magnetic crane adopts power-off magnetic-retention device and new electronic control equipment to ensure your safety and convenience.
  • High safety - Adopts DC electromagnet and hydraulic rod brake hydraulic buffer, safety cover for each mechanism, various safety protection devices and cages for maintenance, etc.
  • Crane control - Remote control or crane driver's cabin control. The driver's room can be equipped with air coolers and air conditioners to make your operator in good condition during operation.
  • Cut-to-tail design, best value magnetic beam double girder overhead crane - Based on your requirements and application conditions, the magnet crane can fully meet your expectation.

Advantages of Double Girder Overhead Crane with Magnetic Beam Spreader

  • More safe and ease for crane operator with remote crane control or driver's cabin control.
  • Magnet crane is more reliable and lower wear-and-tear during crane operation comparing with the use of slings and chains.
  • High efficient magnetic beam double girder overhead crane can improve your productivity and reduce manpower
  • Ensure safety of loads during operation with power off retention system.
  • Flexible & adaptable magnetic beam double girder overhead crane solution, applicable for a wide range of steel loads handling.
  • Customized magnetic beam spreader of any capacity or length fit your application requirement pleasantly.
  • Multifunctional with a fixed hook on the magnetic beam spreader for general material handling.

FAQ – Double Girder Overhead Crane with Magnetic Beam Spreader (7.5+7.5 t – 20+20 t)

Common buyer questions about heavy-duty steel handling, electromagnetic spreaders, and industrial overhead crane applications.

1. Which magnetic beam crane design is better for my steel handling?

The rotary trolley design is ideal for stacking long steel billets, slabs, or pipes, allowing 360° rotation of heavy loads. The rotary magnetic beam spreader is perfect for precise positioning of steel sheets, coils, or long profiles in steel plants and industrial workshops.

2. Can this crane lift multiple heavy loads simultaneously?

Yes. Dual lifting points and an adjustable electromagnetic spreader allow handling two steel bundles or plates at once, increasing material handling efficiency while reducing labor costs and manual handling risks.

3. How does this crane ensure safety in busy operations?

  • Power-off magnetic retention to secure loads if the power fails
  • Overload and anti-collision protection
  • Lifting and travel limit switches
  • Emergency stop mechanisms and safety cages

These systems protect operators and steel products during industrial material handling.

4. What control options are available for this overhead crane?

Control options include remote, driver's cabin, or pendant control. Remote control provides flexibility and safety in busy steel yards, while cabins offer comfort for long shifts in steel mills, ports, and heavy industrial facilities.

5. Can this crane handle hot or high-temperature steel?

Yes. High-temperature electromagnets can lift steel up to 600 °C. Beam length and hanging point spacing are adjustable to accommodate different sizes and shapes of steel products, ensuring safe and flexible material handling.

6. How does this crane improve productivity compared to slings or chains?

Using the electromagnetic spreader, operators can pick up, rotate, and position steel efficiently. This reduces manual labor, improves throughput, and lowers the risk of material damage, especially for long steel profiles, heavy coils, or steel billets.

7. How durable and low-maintenance is the crane?

Built with energy-saving motors, welded box-shaped bridges, and standardized components, this industrial overhead crane has a long service life and minimal maintenance. Safety covers, hydraulic brakes, and modular design allow quick inspection and convenient upkeep.

8. Where is this crane most commonly applied?

  • Steel mills and workshops for billets, slabs, and coils
  • Steel warehouses for stacking, storage, and transshipment
  • Ports and shipyards for loading/unloading steel products
  • Production lines for beams, sheets, profiles, and hot materials

9. Can the crane be customized for specific material handling needs?

Yes. Options include adjustable beam length and configuration, electromagnetic spreader capacity and hanging point spacing, multi-functional lifting with a fixed hook, and rotary or adjustable rotation for stacking, loading, or alignment.

10. Why choose a magnetic beam double girder overhead crane?

  • Safe operation with remote or cabin control
  • Reliable, low wear-and-tear compared to chains or slings
  • High efficiency, reducing labor and handling time
  • Flexible handling for coils, slabs, pipes, sheets, and profiles
  • Customizable magnetic spreader ensures precise placement of heavy loads

QDX 150 ton overhead crane in action in Paraguay. Installation photos, video, and client feedback show performance, safety, and heavy-lifting efficiency.


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