AQ-MH type is a sort of small and medium-sized gantry crane, used with CD1, MD1 electric hoist. The working environment is -20 ℃ to + 40 ℃. This product is a general-purpose crane, mostly used for lifting, loading and unloading materials in warehouses and storage yards. Technical Parameter of AQ-MH Electric Hoist Single Girder Gantry Crane.