Single girder overhead crane travels along 2 parallel rails on workshop supporting structure and its lifting mechanisms (electric hoist) travel along crane girder. Single girder overhead crane consists main girder, end girder, traveling mechanism, hoisting mechanism and electrical components. This single girder overhead crane is usually used in long distance workshops and travels along the rails/tracks on both sidewalls. This overhead crane is a single girder type crane with traditional steel girder (I beam, H beam steel) or box-typed girder. The lifting capacity is usually not more than 20 tons. This type crane can be used in workshops, steel plants, hydro-power stations, warehouses, machine manufacturing plant, etc. Mechanisms of Weihua Single Girder Overhead Crane: 1. Rigid box-typed main girder; 2. Shot blasting treatment for the whole structure surface after welding and releasing internal stress; 3. Epoxy zinc-…