tower crane 1.CE,CQC, ISO Certification 2.Factory was founded at 1961,1600 workers. 3.Perfect after-sales service
tower crane
Features:
This series of tower cranes has a horizontal jib frame, a jib-trolley radius-changing mechanism and a hydraulic self-raising mechanism. It is original in design, reliable in operation and satisfactory in shape. Equipped with all necessary safety devices, these cranes show a good speed-control capacity, satisfactory operating stability and high work efficiency.
Components : 1. Hoisting System2. Climbing System3. Trolley System4. Slewing System5. Electrical System6. Crane Jib7. Counter Jib8. Mast Sections9. Tower Head10. Control Cabin
Specification:
Model | TC4810(QTZ50) | TC4708(QTZ40) | TC4708A(QTZ40) |
Amplitude (M) | 48 | 47 | 45 |
Independent Height (M) | 35 | 32.5 | 32.5 |
Max. Height (M) | 140 | 100 | 100 |
Max. Lifting Capacity (T) | 6 | 4 | 4 |
Assistant Support Frame | 4 | 4 | 4 |
Main Material | 135×135×10(square steel tube)Reinforcing mast section135×135×12(square steel tube) | 160×160×12Angle steel | 160×160×12Angle steel |
Standard Mast Section Dimension | 1.835×1.835×2.5 | 1.5×1.5×2.5 | 1.5×1.5×2.5 |
Lifting Speed (a=2)(m/min) | 76/36/8 | 69.4/34.7 | 76/38/10 |
Slewing Speed (r/min) | 0.64 | 0.62 | 0.77 |
Trolley Travel Speed (m/min) | 42/21 | 38/19 | 21.6/43.2 |
Max. Lifting Moment (KNm) | 500 | 400 | 400 |
Working Temperature (C) | -20~+40 | -20~+40 | -20~+40 |
Undercarriage Form | Type A. Cross-shaped beam with slanting strut and ballast Type B. Cross-shaped beam with slanting strut but no ballast Type C.#-shaped beam without ballast | Type A. Cross-shaped beam with slanting strut and ballast Type B. Cross-shaped beam with slanting strut but no ballast Type C.#-shaped beam without ballast | Type A. Cross-shaped beam with slanting strut and ballast Type B. Cross-shaped beam with slanting strut but no ballast Type C.#-shaped beam without ballast |
After-Sales Service : 1. Erection and Commissioning 2. Operator Training 3. Overhual
Zhengzhou Mega Industry Co., Ltd. is specified in machinery producing and fused alumina producing.Our factory is founded at 1961,covers 160000m2,has 1600 employees.
TC4708A(QTZ40) Construction tower crane
