Description
Double girder gantry crane main structure is composed of box steel two beams or profiled ones coupling with travelling motorized carriages.
The lifting system consists in winch or hoist in accordance to the requirements which runs on beams allowing horizontal movements.
It is mainly used to lifting heavy loads, with high working strength, in sever working condition, or with other special working demands.
Double girder gantry crane is capable of handling large and heavy loads in outdoor workplaces, such as port, shipyards, warehouse and construction site.
Features
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Carrying capacity is strong and the span can be very large.
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The overall stability is good.
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The overall rigidity of the double form is stronger.
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Because the gantry crane has two girders, the entire structure has stronger stability.
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Stronger carrying capacity, larger span and better stability in contrast with the single girder gantry crane, thus it will cost much more than the single girder type.
