1. 双丰 QZT31.5(3883)(4075)(4207) Tower Crane
ModelQZT31.5(3883)(4075)(4207)Amplitude (M)3840 42Independent Height (M)30Max. Height (M)100Max. Lifting Capacity (T)3Assistant Support Frame5Main Material125×125×12Angle steelStandard Mast Section Dimension1.5×1.5×2.2Lifting Speed (a=2……
2. 双丰 QTZ40（4208） Tower Crane
ModelQTZ40（4208）Amplitude (M)42Independent Height (M)30Max. Height (M)120Max. Lifting Capacity (T)4Assistant Support Frame4Main Material140×140×12Angle steelStandard Mast Section Dimension1.5×1.5×2.2Lifting Speed (a=2)(m/min)76/38/1……
3. 双丰 QTZ40（4708） Tower Crane
ModelQTZ40（4708）Amplitude (M)47Independent Height (M)30Max. Height (M)120Max. Lifting Capacity (T)4Assistant Support Frame4Main Material140×140×12Angle steelStandard Mast Section Dimension1.5×1.5×2.2Lifting Speed (a=2)(m/min)69.4/34……
4. 双丰 QTZ50（4810） Tower Crane
ModelQTZ50（4810）Amplitude (M)48Independent Height (M)35Max. Height (M)140Max. Lifting Capacity (T)6Assistant Support Frame4Main Material135×135×10(square steel tube)Reinforcing mast section135×135×12(square steel tube)Standard Mast ……
5. 双丰 QTZ63C（5211） Tower Crane
ModelQTZ63C（5211）Amplitude (M)52Independent Height (M)40Max. Height (M)140Max. Lifting Capacity (T)6Assistant Support Frame5Main Material∠160*16Reinforcing mast section∠160*14Standard Mast Section Dimension1.615×1.615×2.5Lifting S……
6. 双丰 QTZ63（5013） Tower Crane
ModelQTZ63（5013） Amplitude (M)50Independent Height (M)41Max. Height (M)141Max. Lifting Capacity (T)6Assistant Support Frame4Main Material135×135×10(square steel tube)135×135×12Reinforcing mast sectionStandard Mast Section Dimension1……
7. 双丰 QTZ80（5513） Tower Crane
ModelQTZ80（5513）Amplitude (M)55Independent Height (M)45Max. Height (M)150Max. Lifting Capacity (T)8Assistant Support Frame5Main Material125×125×12(Fastener)Standard Mast Section Dimension1.83×1.83×2.5Lifting Speed (a=2) (m/min)100/5……
8. 双丰 QTZ100A（5515） Tower Crane
ModelQTZ100A（5515）Amplitude (M)55Independent Height (M)50/50Max. Height (M)180Max. Lifting Capacity (T)8Assistant Support Frame4Main Material135×135×12(square steel tube)Standard Mast Section Dimension1.835×1.835×2.5Lifting Speed (a……
9. 双丰 QTZ125（5518） Tower Crane
ModelQTZ125（5518）Amplitude (M)55Independent Height (M)46/52Max. Height (M)200Max. Lifting Capacity (T)8Assistant Support Frame6Main Material135×135×12(square steel tube)Standard Mast Section Dimension1.835×1.835×2.5Lifting Speed (a=……
10. 双丰 QTZ160（6516） Tower Crane
ModelQTZ160（6516）Amplitude (M)65Independent Height (M)50Max. Height (M)190Max. Lifting Capacity (T)10Assistant Support Frame6Main Material135×135×12(square steel tube)Standard Mast Section Dimension1.935×1.935×2.8Lifting Speed (a=2)……