Double girder gantry crane is one kind of heavy duty lifting machinery. It is the ideal lifing equipment infactories, mines, agriculture, electric power, construction building site, dock and warehouse for installation of the machines, lifting the cargos, loading and unloading the trucks. The MG model double girder gantry crane 50 ton is suitable for general loading, unloading and moving works in outdoor storage.
Features: 1. It is used for lifting 5t~800t stuff; 2. It has beautiful box-typed welded main girders. Computer optimized design for main girders with good performance and light weight; 3. Compact structure, light weight and high lifting height; 4. The Max. span reaches 35 meters; 5. It's widely used in workshops, metallurgy, warehouses and assembly shops etc.
1. High quality carbon steel Q235B and Q345B;
2. connected by high strength screws; 3. Welding seams are tested by X-ray and ultrasound; 4. Compact structure, small volume; 5. Compact reducer motor drive, step less control, hardened gears and safety disc brake; 6. Good operation performance, step less speed regulating and running smoothly; 7. Painting high quality epoxy zinc-rich primer, and the thickness of oil film is 140μm;
Technical Data and test:
lifting height (m)
main hois speed (m/min)
aux. hoist speed (m/min)
crane travel speed (m/min)
long travel speed (m/min)
total power (KW)
Notes:The foregoing attached table shall only be used for reference. The actual application shall be appropriately modified according to customers' requirements.
Weihua Group, a leading crane manufacturing company in China, was Founded in 1988. We has been committed to heavy machinery researching and marketing.
Weihua adheres to scientific and technological innovation and owns a 600-people R&D team, 494 patents, CNAS laboratory, etc. For the cranes, Weihua have made many breakthroughs which include anti-sway crane system, CNC high precision positioning crane system, self-climbing crane for wind power maintenance and so on.
In recent years, Weihua cranes have been employed to serve China's Aerospace Engineering projects such as launching of Shenzhou spacecraft, Long March carrier rockets and Tiangong space laboratory. You can also find Weihua products in the fields of manufacturing, metallurgy, nuclear power, railway,port, petrochemical and wind power.
Weihua products also find its places in the global markets and won much praise from108 countries like America, Japan, Russia, Singapore, Korea, Thailand, Malaysia, Mexico, etc.
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