Specifications: 1) Rating moment: 315kN.m 2) Max. lifting capacity is 3T. 3) Max. working range is 38m 4) The lifting height is 38m when freestanding and it can reach 80m when adhered.
5) The structure of this tower crane is rational as main functioning parts, such as the tower body and the beam, are made up of seamless steel tubes with proper hardness and little wind resistance. 6) Has helmet structure with double suspending points. 7) It adopts trolley and hydraulic system, hoists with upper slewing and can be installed quickly and conveniently. 8) Combining the merits of tower crane of the same kind and modifying disadvantages, QTZ31.5A tower crane has better qualities and a more rational structure suitable for the construction of buildings lower than 27 storeys