A gantry crane is a crane built atop a gantry, which is a structure used to straddle an object or workspace.
Gantry cranes are widely used when the lifting is needed without the cost of a building or support steel work. The gantry cranes can be placed indoors or outdoors, used for activities in steel stock yards, pre-cast segment yards, construction sites and other outdoor application.
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Types of Gantry Cranes
- Semi-Gantry Crane.
- Portable Gantry Crane.
- Adjustable Gantry Cranes.
- Single Girder Gantry Crane.
- Double Girder Gantry Crane.
Full-Gantry Crane. One of the most common types of gantry cranes, it consists of two supporting legs that can move across fixed rails.
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Single girder gantry crane is a type of light small gantry crane with a single girder and rail travelling.Single girder gantry crane is more often found in outdoor applications. It is mostly used in the mining, construction, as well as the outdoor cargo yards and stock yards for bulk cargo handling operations. with the lifting capacity around 1 to 20 tons, and working class A3, A4 or A5.
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A double girder gantry crane is a lifting solution designed to carry medium and heavy duty loads. By using two adjacently positioned beams, double girder cranes offer improved support for the goods being handled, allowing the movement of larger capacities.The lifting capacity of the double girder gantry crane is 5 to 500 tons. The working class of the gantry crane is A4,A5,A6 and A7.
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Semi gantry cranes are a special type of crane that combinesthe design of an overhead bridge crane with that of a motorized gantry crane.Semi-gantry crane is a small or middle scale gantry crane with one side of crane girder supported by one unilateral leg which can travel on the ground track, and the other side supported on the bracket track, which wcould save cost and space of the factory. The lifting capacity of the semi-gantry crane is 2 to 20 tons, and the working class is A3, A4 and A5.
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A heavy duty gantry crane is a floor railed lifting solution with a single or multiple beams spanning between two supports. Capable of lifting extremely large safe working loads, heavy duty gantry cranes can be manufactured for either indoor or outdoor applications.Heavy Duty Gantry Crane - 50t/ 100t/ 200t | ReliableHeavy duty gantry crane is a large crane. It is widely used in the port, quay, shipyard, construction site and freight yard etc.