Bridge Girder Launcher - Overhead Crane,Gantry
2020-12-11 · Bridge girder launcher erection crane mainly consisted of main beam, cantilever, under guide beam, front and rear legs, auxiliary outrigger, hanging beam crane, cantilever crane and elecrto-hydraulic system. Applies to three different span single-span simply supported beam erection, with high operating efficiency. 2A truss type Bridge Girder ...
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