Single Beam Crane applicable to machining workshop, auxiliary metallurgical factory workshop, warehouse, yard, power station and other transit, assembly, maintenance, loading and unloading operations; it can replace the conventional dual-beam bridge crane, used for textile industry and food industry workshop .The type of work for the light and mid-level, the working environment temperature -25 ℃ ~ 40 ℃, prohibiting flammable, corrosive media environments.