
Construction Machinery China Small 8 Tons Tower Crane
Boom length: 70m
Tip load: 9t
Mast size: 4x4x5.78m
Free standing height: 89.4m
With our leading technology at the same time as our spirit of innovation, mutual cooperation, benefits and development, we are going to build a prosperous future alongside one another with your esteemed enterprise for 5015 Tower Crane, Traveling Flat Top Tower Crane, Traveling Luffing Tower Crane. The company adheres to the business tenet of 'excellent quality and honesty' to create value for customers, and our group will build a brilliant career with you. Continuously improving and perfecting quality management, and continuing to provide customers with high-quality products and services are our eternal goals. Our service principle is to respond to the needs of the new era with an excellent quality of products and an excellent service attitude. Based on mature and advanced technology, we will provide customers with high-quality products with excellent product performance and reasonable prices.
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 are a professional company which is specialized in research and development, production and sales of Construction Machinery China Small 8 Tons Tower Crane. If you have any interest or requirement of our products, we always welcome you to contact us at any time. Our after sales service organization is perfect and fast, so as to provide 24 hours of professional maintenance and solve difficult customer problems in time. Our company follows laws and international practice.
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