European Standard double girder overhead crane. the main girder includes girder box, platform, pantograph and trolley rail. The Main girder will be strictly fabricated and detected in our workshop according the design and national standard. 

Crane trolley is assembled with motor, reducer, brake. trolley frame. drum, hook, pulley, rain cover and other parts. It includes lifting mechanism and cross traveling mechanism. This QD double girder overhead crane rely on the bridge frame along the workshop orbital direction moving longitudinal, the trolley along the main beam direction moving transverse and the hook lifting movement to work. High lifting capacity of this crane is designed with two hooks that means two independent sets of hoisting mechanism. The main hook is used to lift heavy objects while the auxilary used to lift light objects, the auxiliary can also be used for collaborative main hook tilting or tipping the material. 

Whole crane before painting will be done the shot blasting, painting totally four layers including the one layer of priming paint, two layers of intermediate coat and one layer of finishing coat.