
Construction Machinery Qtz50 5t Tower Crane with Ce ISO
Boom length: 70m
Tip load: 9t
Mast size: 4x4x5.78m
Free standing height: 89.4m
Since the establishment of our company, in the case of rapid rise in raw materials, it has always adhered to the high quality and high standard of products, taken the maintenance of the reputation and future of the whole industry as its own responsibility, come through the severe market test and took high-quality 10 Tons Derrick Crane, 10 Tons Flat Top Tower Crane, 5013 Tower Crane as the core competitiveness of enterprise survival. In the process of globalization, with the development of the company, we will provide better and more products and high-quality services for customers to create more and higher economic benefits. Our goal is to strive to achieve steady improvement in product quality with competitive prices to deliver it timely and reliable ensuring customers' satisfaction with the service.
M900-50 tons Hammerhead Tower Crane
| Hammerhead Tower Crane M900-50t | |
Max.load: | 50tons |
Boom length: | 70m |
Tip load: | 9t |
Mast size: | 4x4x5.78m |
Free standing height: | 89.4m |
Working type: | External climbing type |


Main Specifications
Model | QTZ900 | |
Max Load | 50tons | |
Tip Load | 9tons | |
Jib Length | 70m | |
Free Standing Height | Stationary | 79.5m |
Mechanisms | Hoisting Speed (m/min) | (a=2) 0-36m/min: 25t; 0-72m/min: 12.5t |
Trolleying Speed (m/min) | 0-66m/min | |
Slewing Speed (r/min) | 0~0.55r/min | |
Power | Hoisting (KW) | 132KW |
Trolleying (KW) | 24KW | |
Slewing (KW) | 2x18.5KW |


MAST 4mx4m




Jib (m) | Fall | Range | 5.7-19.9 | 25 | 28.9 | 29.3 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 |
(m) | ||||||||||||||
70 | IV | Load (t) | 50 | 38 | 32 | 31.5 | 25.1 | 21.2 | 17.9 | 15.3 | 13.2 | 11.4 | 9.9 | 8.6 |
II | 32 | 25.6 | 21.7 | 18.4 | 15.8 | 13.7 | 11.9 | 10.4 | 9.1 | |||||
Jib (m) | Fall | Range | 5.7-21.1 | 25 | 30.7 | 31.2 | 35 | 40 | 45 | 50 | 55 | 60 | ||
(m) | ||||||||||||||
60 | IV | Load (t) | 50 | 40.9 | 32 | 31.5 | 26.2 | 23 | 19.5 | 16.8 | 14.5 | 12.6 | ||
II | 32 | 26.7 | 23.5 | 20 | 17.3 | 15 | 13.1 | |||||||
Jib (m) | Fall | Range | 5.7-21.1 | 25 | 30.7 | 31.2 | 35 | 40 | 45 | 50 | ||||
(m) | ||||||||||||||
50 | IV | Load (t) | 50 | 40.9 | 32 | 31.5 | 26.2 | 23 | 19.5 | 16.8 | ||||
II | 32 | 26.7 | 23.5 | 20 | 17.3 | |||||||||
Jib (m) | Fall | Range | 5.7-21.1 | 25 | 30.7 | 31.2 | 35 | 40 | ||||||
(m) | ||||||||||||||
40 | IV | Load (t) | 50 | 40.9 | 32 | 31.5 | 26.2 | 23 | ||||||
II | 32 | 26.7 | 23.5 |

Jib length | Counter-jib | 11400kg | 10500kg | 8000kg | Total (kgs) |
70m | 24m | 5 | - | - | 57000 |
60m | 24m | 4 | - | 1 | 53600 |
50m | 24m | 3 | - | 1 | 42200 |
40m | 24m | 1 | 2 | - | 32400 |

Items | Mechanism | Speed (m/min) | Hoisting Weight (t) | Rope capacity (m) | Motor | |
Hoisting | 180LVF85 | 2fall | 0-36 | 16 | 700M | 132 |
0-54 | 10.6 | |||||
0-72 | 8 | |||||
4fall | 0-18 | 32 | ||||
0-27 | 21.2 | |||||
0-36 | 16 | |||||
6fall | 0-12 | 50 | ||||
0-18 | 33 | |||||
0-24 | 25 | |||||
Trolleying | 33DVF25 | 0-65 | Frequency control | 24 | ||
Slewing | 55RVF | 0-0.55r/min | 2x18.5 | |||
Frequency control | ||||||
Traveling | 56TVF | 0-34 | Frequency control | 8X5.2 | ||
Power | 380V/50HZ 440V/60HZ | Total Power | 300KVA |






Packaging
1. Before the product leaves the factory, check each part of the product to check whether the product can be used and installed normally.
2. During the product packaging, the special parts such as the crane branch and parts should be separate packaging and special packaging.
3. Packing method: due to the large length and size of tower crane components, we usually use large container shipping method.
4. If you need OEM, ODM services, there are separate product packaging scheme and logo printing standards, please send your scheme and standards in advance please contact us in advance. We can pack the products according to your request.
5. Because the tower crane is a large weight, so we usually choose sea, land and rail transportation.
We have always insisted the quality strategy,' Not the largest, but the best', and try our best to build a modern enterprise with 'unique and quality' Construction Machinery Qtz50 5t Tower Crane with Ce ISO. The spirit of our company lies in the persistent pursuit of product excellence and perfect service. We have the most advanced technology and systematic management with unique advantages in terms of quality and price.
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