The Tower crane slewing ring is the main part to help the tower crane do slew working.
The Tower crane slewing ring is the main part to help the tower crane do slew working. Usually, Tower Crane Slewing Bearing is made of 42-42CrMo, 40-40Cr or 50-50Mn material.
Slewing Ring for Tower Crane will be installed through the mounting hole. The diameter of the inner raceway and outer ring is required if you want to make one.
Slewing bearing is mainly made up of inner and outer rings. It features compact in design, and light in weight. The balls contact with the raceway at four points, via which the axial force, radial force and tilting moment may be transmitted simultaneously