The MG type double beam hookgantry cranebelongs to the double main beam universal gantry crane, also known as a 50 ton double beam gantry crane. It consists of a bridge, a crane operating mechanism, a trolley, electrical equipment, and other parts. This 50t gantry crane is designed and manufactured in accordance with GB/T14406-1993 General Portal Cranes. It has a lifting capacity of 50t, a working environment of -20~+40 ℃, and two working levels of A5 and A6.