Single girder bridge crane is improved and designed on the basis of LD model overhead crane. 
1) This overhead crane (bridge crane) is characterized by more reasonable structure and higher strength steel as a whole, the main beam and end carriage are made by U-section steel plate. 
2). This overhead crane(bridge crane) is used together with CD1/MD1 model wire rope electric hoist as a complete set.
3). This bridge crane is medium duty class brige crane, the capacity from 1ton to 30tons. The span from 7.5m to 45m, the working grade is A3-A5. Working temperature within -25 to +42 centigrade.
4). This overhead crane(bridge crane) is widely used in plants, warehouses, material stocks to lift goods. It is prohibited to use the equipmenmt in the combustible, explosive to corrosives environment.