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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 10 tons, and the working class is A3, and A4.
Bridge crane is a kind of lifting equipment over the warehouse, factory and stock ground to move, lift or transport many kinds of materials. Due to it looks like a bridge, so called bridge crane. The bridge crane is one of the largest quantity and world most used lifting equipment, which can best meet the requirements of faster, better and safer in various factories.
As a type of crane, gantry overhead crane is similar with overhead crane, except the gantry structure. The support structure of overhead crane is usually fixed in some sites, like a wall or ceiling of a building. While a gantry crane uses the leg with wheel to support. The lifting capacity of overhead gantry crane is flexible and adjustable, which with a wide range from smallest to heaviest in the world.
