Single Beam Overhead Crane LDA model single beam overhead crane is improved and designed on the basis of LD model. It is characterized by more reasonable structure and higher strength steel as a whole. Used together with CD1 model, MD1 model, HC model electric hoist as a complete set, It is one kind of light duty crane with a capacity of 0.25 to 30 tons. The standard span is 7.5-31.5m. working grade is A3-A5. Standard working temperature is -25 to 40 centigrade. This product is widely used in plants, warehouses, material stocks to lift goods or materials. It is prohibited to use the equipmenmt in the combustible, explosive to corrosives environment.