タイトルまたは説明

Double girder overhead crane is used to lift indoor objects with heavy load. Generally speaking, it uses trolley with hoist as lifting mechanism moving on the track of main girder. It is widely used in material handling sites such as mines, factories, docks and warehouses. And it is divided into 2 working grades of A5 and A6 according to the operation frequency.
Double girder overhead crane is made up of crane span structure, trolley, crane moving system and electrical system.