5 Ton 10 Ton 20 Ton Customized Reliable With Electric Hoist Single Double Girder Gantry Crane

Product Description：
Single and Double girder gantry crane with hooks is applied outside warehouse or railway sideways to do common lifting and unloading works. This kind of crane is composed of bridge, support legs, crane travelling organ, trolley, electric
equipment,strong lifting winch. The frame adopts box-type welding mechanism. Crane travellilng mechanism adopts separate driver.
All mechanisms are operated in the driver cabin. Power is supplied by cable or slide wire. There are different capacity double beams gantry crane for your choice according to your different use.
It is a standard mobile gantry crane consist of a two legged A-frame support the trolley adopt flexible cable conductive, the gantry adopt slide wire or flexible cable conductive.
It is ideal for outdoor applications where lifting facilities are provided, without the cost of a building or any supporting steelwork.

Single-girder gantry cranes have a simple structure, are easy to manufacture and install, and have a low mass. Most of the main beams are off-track box-type structures. Compared with double-girder gantry cranes, their overall rigidity is weaker.

Double-girder gantry cranes offer strong load-bearing capacity, large spans, excellent overall stability, and a wide variety of models. However, they are heavier and more expensive than single-girder gantry cranes of the same lifting capacity. Depending on the girder structure, they can be categorized as box-girder or truss-girder. Box-girder structures are generally used.

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