KF crane is a kind of vertical lifting can within a certain range and level of mobile objects of machinery, action of intermittent cyclical and assignment is the characteristics of the crane work. According to use classification: general crane, construction crane, metallurgical crane, rail crane, port cranes, ship cranes, deck crane. According to the structural classification: bridge type crane, arm posture type crane, rotary crane, non rotary crane, fixed crane, crane operation, running crane and rail line and trackless type. Commonly used models: electric single and double beam, single girder, double girder gantry, cantilever, electric single-girder suspension, single or double beam grab, explosion-proof single or double beam, metallurgy, single and double beam gantry cranes and manual single beam, suspension, settled, and so on
