For heavy duty work frequency, QD model double girder overhead eot crane can be design of work duty as A5, A6, A7 and A8. Equiped with diffierent lift tools can
It is a wire rope hoist that is placed on top of the crane kit and has a H4 duty class. Double girder cranes can provide more lift, because the hoist is placed
AQ-QD Double Girder Overhead Crane. As the most widely used lifting equipment, this type of over head crane is capable of carrying heavier loads and reaching a