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  • Bridge Girder Launcher - Overhead Crane,Gantry Grane ...

    2021-11-9u2002·u2002Bridge Girder Erecting Launcher Crane is widely used in highway and railway construction This Machine is used for erecting concrete box girders for high speed (250km, 350km) passenger railway lines. This machine is suitable for equal span girders or different span girders which can be 20m, 24m and 32m, 50m. The rear part has two supports.

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  • MG Double Girder Gantry Crane

    2021-11-12u2002·u2002Design and manufacture according to GB/T 14406 'General gantry crane'. Mainly made up of bridge, trolley, crane traveling mechanism and electric system. All the procedure is finished in the operating room. Applies to the open warehouse or rail along for general handling and lifting work.

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  • How do overload protective devices work?

    2021-11-19u2002·u2002Regardless of type, all overload protective devices work by sensing the force of the load. When the load exceeds a preset percentage of rated capacity (usually 100 to 125 percent), the overload protective device temporarily inhibits the hoist so that the crane can only lower the load. There are four types of overload protective devices:

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  • chain block for sale durban – overhead gantry crane and ...

    Weihua has a series product of overhead crane,gantry crane,jib crane,port crane,hoist and crane parts. chain block for sale durban View Gumtree Free Online Classified Ads …

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  • Single girder hoist gantry crane, single girder hoist ...

    Single girder Gantry Crane is a type of light small gantry crane with a single girder and rail travelling. The single girder hoist gantry crane is designed for generally material handling, with the lifting capacity around 1 to 50 tons, and working class A3, or A4. The specification of …

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  • Gantry Crane From Leading Manufacturer For Sale with ...

    Equipped with various protection devices, the gantry cranes of Aicrane have the highest safety. One of these protection devices is the monitor system on the overload limiter, which warn operator the overload situation by a display screen timely.

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  • QDX Double Girder Overhead Bridge Crane

    2021-9-8u2002·u2002OVERVIEW. European Style Double Girder Overhead Crane have features of design concepts, small dimension, light dead weight, Compared with traditional cranes, the limiting distance is minimum from hook to wall, and headroom is the lowest, which makes cranes work more close to the front, and lifting height more higher that increases effective working space of workplace.

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  • Shipbuilding Gantry Crane_Shipbuilding Gantry Crane ...

    2016-10-26u2002·u2002A-type Gantry Crane is A-type double girder gantry crane ; consists of A-type gantry frame steel structure, trolley, crane traveling mechanism, electrical system Double Girder Overhead Crane is double girder bridge crane with hook, suitable for indoor or …

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  • General Overhead Crane Manufacturer - Weihua Crane

    General Overhead Crane. In our 30 years producing lifting equipment, Weihua has risen to be the No.1 in China for overhead crane equipment and services, container handling equipment, shipyard cranes, bulk handling cranes. We have the national accepted laboratory, which allow us to control our quality and provide the customer with the right ...

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