China Tower Crane with CE certificate for Construction

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1 set
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20 set/month

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Product Description:

Descriptions of our tower crane:

1, TC4808 have competitive price and excellent quality, suitable for all kinds of construction project and can work under all kinds of work condition. With their working radius from 2.25 to 48m, TC4808 tower cranes are famous for their large operating ranges, varied working methods and wide uses.  

2,This series of tower cranes has a horizontal jib frame, a jib-trolley radius-changing mechanism and a hydraulic self-raising mechanism.

3, It is original in design, reliable in operation and satisfactory in shape.

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

5,They are widely applied for the construction of high-rise hotels, resident buildings, high-rise industrial buildings, large-span factory buildings and tower like buildings like tall chimneys. Best after sales service will be offered which will get rid of all your worries in the purchase of our products

 

Advantage of our tower crane:

1, boom relief Angle is big, greatly widened the equipment capacity and scope of work.

2, suitable for the group of tower cross homework.

3, boom stability is good, combination amplitude range.

4, suitable for height have special requirements occasions construction.

5, lifting capacity big, effectively solve the high steel structure construction team crane big lifting capacity requirements.

Quick Details

 

QTZ40(4807/4708) Tower Crane
Ultra-long suspension arm (48/46.8m), large coverage.
Large section (1500*1500) of standard section, good rigidity, stable complete machine during hoisting, little sway.
Main limb material of standard section: Large size (<140*140* 12, 160*160*12)
Electrical system using high-quality domestic or imported components, stable and reliable performance.
Standard section, draw bar and upper and lower turntables adopting C02 gas shielded welding, large weld penetration, little deformation.
Two-speed motor or winding motor, stable and reliable starting, no shock.
Hoisting mechanism with good speed regulation and stability and no lifting shock
Load diagram
4807 loading capacity
m1215222530353840424548
4t-11.38mt3.7782.9571.9121.6431.3151.0810.970.9050.8460.7680.7
2t-21.17mt221.9121.6431.3151.0810.970.9050.8460.7680.7
4708 loading capacity
m1115212530353840424546.8
4t-10.96mt3.9862.871.9961.6461.341.1211.0170.9570.9020.8290.79
2t-20.96mt221.9961.6461.341.1211.0170.9570.9020.8290.79
Mechanism
QTZ40 self-climbing tower crane performance parameters
48074708
rated lifting momentKN.m400400
maximum load-lifting capacityt44
load-lifting capacity of maximum ranget0.70.79
working rangem3-483-46.8
heightmfreestanding:30  
attaching:120
freestanding:30
attaching:120
hoisting speeda=2m/min51.6/26/7.9851.6/25.8/7.9
a=425.8/12.9/3.925.8/12.9/3.9
luffing speedm/min38.6/25.239.6/25.2
swing speedr/min0.620.62
maximum lifting speedm/min0.40.4
total power of motorsKW23.923.9
maximum wind pressure in the working stateN/M2250

 

China Tower Crane with CE certificate for Construction

China Tower Crane with CE certificate for Construction

 

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Q:Who invented the tower crane, please?
In 1923, a prototype of modern tower crane was built. The first relatively complete modern tower crane appeared in the same year. Our tower crane started from Shanghai in 1950.
Q:What is the rental price of a tower crane? General site rental more, but also buy more? Ask the industry for an answer?
The rental price of tower crane consists of the cost of advance and retreat yard and the monthly rent of tower crane. The cost of the advance and retreat yard includes the loading and unloading costs, transportation costs, installation costs and monitoring expenses of the tower crane. The rent of the tower crane includes the cost of tower cranes, the cost of tower crane maintenance and the wages of the crane drivers. At present, many sites are using lease way to use tower cranes, so that the occupation of the site will be less rent, investment will be relatively small.
Q:In order to ensure the stability of tower cranes, generally along the height of the tower and building a number of meters attached
Self lifting tower crane tower 45 meters high to prevail, such as height of over 45 meters, each increased to 10 meters (less than 5 meters, excluding) demolition costs increase 20%, off-site transportation costs increased by 10%.
Q:What kind of equipment must be installed on luffing trolley of horizontal luffing tower crane?
The car must have a support wheel to prevent the trolley from hanging in the middle.
Q:How many meters of cranes should be in accordance with the anemometer?
Tower crane type test items, technical requirements and test methods provides that: Boom root hinge point height of greater than 50m tower crane, should be equipped with anemometer. When the wind speed is greater than the working limit wind speed, the alarm can be issued to stop the operation. The anemometer shall be installed at the top of the tower without the wind.In fact, this is also the requirements of the type test rules for tower cranes and the safety technical specifications for crane overload protection devices.The answer is recommended dogmatism, mainly because the standard setters do not understand the actual situation of the construction, and not the outdoor crane need, need only part of crawler crane and tower crane installation, as the case may be other.Welcome to the emperor student - lifting expert Sina blog, my blog is committed to the dissemination of hoisting safety and professional knowledge.
Q:Notice of tower crane
Please refer to the technical regulations for the safety of installation, disassembly and use of tower cranes in construction;The following is copy:3 installation of tower cranes3.1 conditions for installation of tower cranes3.1.1 tower crane installation unit must have the construction administrative departments issued the contracted professional qualification and heavy equipment installation engineering construction enterprises safety production license. Tower crane installation units must be engaged in the installation of tower cranes within the scope of qualification permit.In addition to the professional and technical personnel who have the qualification standard, the installation units of 3.1.2 tower cranes shall also have professional personnel who are in line with the project. The person in charge of the project, the project manager and the full-time safety management personnel shall have the certificate of safety production inspection. Tower cranes, installers, electricians, drivers, signal engineers, cable operators should have special construction operation qualification certificates.3.1.3 construction units shall sign professional contract for installation engineering with the installation units, and make clear the responsibility of both sides for safety in production. In case of general contracting of construction, it shall be signed by the general contractor and the installation unit.
Q:Tower crane attached concrete pump can be? Are there any state regulations?
Yes, but consider the direction of force. ZOOMLION began production machine.
Q:What is a TQ80 tower crane?
The concrete transport vehicle can be used at the lower part of the tower of the large tower crane. The one we usually see at the construction site is.) TQ80 is a model of cranes.
Q:QTZ63 (Q5610) tower crane power, how many power parts, name, model specification, product number, date of appearance
All the details of the equipment are availableAs for power, it depends on the specific configuration of the frequency conversion and non frequency conversion will not be the same
Q:Tower crane four limit, two insurance, two insurance what is that?
Refers to the air switch and the electric leakage protector in the electric tray.

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