QTZ50 (TC5008) tower cranemaximum load capacity is 4t maximum radius is 50m Tip load is 0.8t Independent height is 30m, Max. Possible height ... firm founded in 1994. And now can offer tower cranes with a maximum lifting load form 2.5t to 20t, which is ... , QTZ40, QTZ63, QTZ80, QTZ100, QTZ125, QTZ160 and QTZ260, luffing tower crane, topless tower crane and so on to meet the demand of various kinds ...