Topless Kind of Tower Crane Model QTP7427 74m Long Boom 18t Specification

Performance parameters
• Max. lifting capacity 18t;
• Max. hoisting capacity at jib tip:2.7t;
• Rated lifting moment: 31500 Kn.m;
• Max. freestanding height: 50m; Max. working height of anchored crane: 180m;

Specification

The Advantages

1. Reduce the dismounting requirements, lower weight, low mounting height, dismount each mast at a time in the air, save the labor cost, safety and fast.
2. It is suitable for crossover work of the cranes, without the tower cap and pull rod, the safety will be increased when there need the crossover work.
3. It is suitable for the special requirement about the height, such as airport nearby, tunnel, workshop ,and the construction site with high-tension cable.
4. It is suitable for the construction site that has the requirement about the crane boom, it can be used as internal climbing crane in the high-rise buildings, irregular roof or small areas.
5. It is very convenient for dismounting in the restricted construction site, dismount each crane boom at a time by manual.


Why choose us
1. A professional tower crane supplier in China with 15 years experience
2. Exported to more than 20 countries with ISO9001 & CE & GOST Certifications
3. Hydraulic self-climbing mechanism
4. Variable-frequency slewing mechanism
5. Varialbe-speed frequency PLC control System
6. Operation data display screen and Safety monitoring system (Black Box)
7. Various safety devices

Features
1) Safe and efficient control system. Three mechanisms are controlled by VFD / Inverter.
The speed regulator functions well, can be braked effectively and shift gears smoothly.
2) Foundation types:　Cross Beam Without Ballast; Pre-embedded Four Outriggers Type; Base with ballast type / Cross Beam Inclined Stay Bar With Ballast;
What’s more, Traveling Type (Mobile) Tower cranes and Inside Climbing tower cranes are also available.
3) Tower cranes often give the best combination of height and lifting capacity and are used in the construction of tall buildings.

Pictures

Jinan Avitt International Trade Co., Ltd​- European Technology Tower Crane

     is a professional manufacturer and exporter of Construction Machinery in China, owning CE, ISO and GOST certificates, with high quality products and competitive price.

     Our items are praise with good quality and excellent after-sale service.

    With more than 20 years experience, our products has exported to many countries, such as Russin, Vietnam, Philippines, India, Thailand, Sri Lanka, Bangladesh, Korea, Russia, UAE, Iran, Algeria, etc.

    QTZ series of tower cranes, ranging from QTZ40 to QTZ315 (Max Load=4T-20T). With working radius varying from 30m to 80m, QTZ tower cranes are famous for their large operating ranges, varied working methods and wide uses.

    Equipped with all necessary safety devices, these cranes show a good speed-control capacity, high work efficiency and satisfactory operating stability.

    QTZ tower cranes can be widely used on the construction of high-rise buildings, industrial buildings, as well as cooling tower.

    Our products are with high price-quality ratio and competitive price for you to choose.