A-type Gantry Crane
A-type Gantry Crane is A-type double girder gantry crane; consists of A-type gantry frame steel structure, trolley, crane traveling mechanism, electrical system and other main components. Outdoor operation gantry crane also equipped with rail clamp, weight restriction device, limit device of each mechanism, as well as various safety devices in accordance with prescribed safety procedures of cranes. Sometimes the crane also equipped with rail clamp device, anchor device, anemometer, corrective devices, etc. as required.