Usually the double girder bridge crane is bigger than single girder overhead crane, because the structure is more complex, double girder structure can support more loads than single girder, but the self weight and the manufacturing cost will be higher than a medium single girder crane.

1. Hoist-model Double Girder Bridge Crane

The lifting unit of double girder bridge crane can be trolley or hoist, the electric wire rope hoist can be used for small scale double girder bridge crane, the lifting trolley can just used for medium or large scale crane. We can supply hoist-model double girder bridge crane for capacity of 5-32tons.
 

Hoist-model Double Girder Bridge Crane Features

Lifting Capacity 5-32 tons
Lifting Height 6-24m
Span 10.5-31.5m
Lifting Speed 8/0.8m/min; 7/0.7m/min; 6/0.6m
Travelling Speed 20/30m/min
Controlling Room Clients requirement
Operation Mode By controlling room or remote controlling
Working Grade A3-A5
Electricity 3 phase/380v/50Hz
Crane Rail 38;43


 

Trolley-double-girder-bridge-crane    Double girder bridge crane is normally equiped with a lifting trolley, the difference between trolley and hoist is the lifting mechanism. Hoist-double-girder-crane    The electric wire rope hoist can be used for small scale double girder bridge crane.
Trolley-model-double-girder-bridge-crane  Hoist-model-double-girder-crane



2. Trolley-model Double Girder Bridge Crane

Double girder bridge crane is normally equiped with a lifting trolley, the difference between trolley and hoist is the lifting mechanism, the trolley use an electric winch. There are many specific types of double girder bridge crane for client’s specific use. The lifting tackle can be hook ,grab, electromagnet, or suspended beam on the basis of loads shape and nature. We have also isolation type and explosion-proof type .If the lifting operation process is very complex, we can use double trolley type to solve it; if you have requirement for lifting speed, we can choose the frequency controlled speed type. All specific requirement can be satisfied by excellent design.
 

Trolley-model Double Girder Bridge Crane Features

Lifting Capacity 5-200 tons
Lifting Tackle Double hook, replaceable
Span 10.5-31.5m
Lifting Height 16-32m
Trolley Weight 2-120 tons
Total Weight 12-260 tons
Max. Wheel Pressure 8-80 tons
Controlling Room Clients requirement
Operation Mode By controlling room or remote controlling
Working Grade A5-A7
Electricity 3 phase/380v/50Hz
Crane Rail QU60;QU70;QU80;QU100

 

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HOISTS CRANES LIFTING DEVICES NEW PRODUCTS
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