... 003.692.992.48Properties and merits of QTZ80(5613) tower crane :1QTZ80(5613) tower crane : Rated moment of lifting :800KN.m, the max ... 32-story or 50-story or below building.3QTZ80(5613) tower crane owns two lifting points, level beam, upper rotating, ... hydraulic lifting, easy for installation and disassembling .4QTZ80(5613) tower crane uses rotating motor, light load with high speed and heavy ...