Bridge Girder Launcher - Overhead Crane,Gantry
2018-12-15 · 1. HZQY500 bridge girder launcher integrating carrying and erecting, short for HZQY500, is composed of main girder, front and back overhead lifting trolley, front outrigger, middle outrigger, front wheeled vehicle, back wheeled vehicle, winch system, hydraulic system, electrical system and etc. It is widely used for lifting, transporting and erecting 500t box girder for hing-speed railway and ...
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