Working principle of double beam gantry crane and analysis of price advantages and disadvantages of different types

Double beam gantry crane is a kind of heavy equipment can lift materials in the open air or along the railway, composed of two main beams, carts, carts and electrical equipment, lifting weight, span and lifting height are relatively large, there are two structural forms of box type and truss, lifting weight generally between 10-420 tons, span between 18-40 meters, lifting height between 10-30 meters, Job level is A5 or A6.

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