Gantry crane manufacturer 5t gantry crane crane single girder gantry crane MH type traveling crane aerial crane gantry crane

Door crane is a kind of deformation of bridge crane, also called gantry crane. Mainly used for outdoor yard, yard cargo bulk cargo loading and unloading operations. Its metal structure is like a door-shaped frame, bearing the main beam under the installation of two legs, can be directly on the ground on the track, the main beam can have outreach cantilever beams at both ends.