Yantai Haoyang Machinery Co., Ltd is mainly engaged in production and sales of slewing bearings/Coronas de Orientación/Drehverbindungen/Großwälzlager/Rundtischlager/Couronnes d'orientation and rings. The central raceway diameter of slewing bearing ranges from 200mm to 3150mm. Haoyang offers various slewing bearings as below: Single-row ball slewing bearing Single-row crossed roller slewing bearing Double-row ball slewing bearing Triple row roller slewing bearing Ball & roller combination slewing bearing Light type profile bearings