Tower  Crane TC 7040   Feature: ① Max. Lifting load : 16 T ② Max. Working capacity : 70 M ③ Independent height :48 M  ④ max. Height : 200 M   ⑤ lifting capacity at jib tip : 4.0 T ⑥ slewing speed :0.6  r/min  ⑦hoisting speed(m/min) :40/20  ⑧ standard section size : 2x2x3 M