Tower Crane 12 Ton QTZ250 TC7021 New for Project

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Item specifice:

Maximum Lifting Weight: 12T Maximum Lifting Height(M): 200M Rated Loading Capacity: 2.1T
Span: 70M Rated Load Moment: 250T.M

Product Description:

Detail of Tower Crane

 

Feature:Tower Crane 

Condition:New         

Model Number:TC7021(QTZ250) 

Place of Origin: China (Mainland)       

Brand Name: CMAX     

Certification: ISO,CE 

Warranty: 1 Year       

Application:Building,Construction,Industrial 

 

Main Features of Tower Crane

 

1) This series of tower cranes, ranging from QTZ40 to QTZ400 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. They can be widely used for the construction of high-rise hotels, residential buildings, high-rise industrial buildings, large-span factory buildings and tower-like buildings like tall chimneys.

 

2) It has high working speed, good speed-adjusting performance, steady operation and high efficiency. Three-speed motor and mono-speed ratio decelerator are applied in the lifting struction, which enables heavy load low speed and light load high speed.


3)The range-change structure drives the trolley moving on the horizontal crang jib, with good positioning performance. Planet gear decelerator is applied in the circumgyrating structure, together with moment-limiting hydraulic coupler, which can relize high load capacity, steady starting and reliable operation.

 

4) The crane has complete set of safety devices, which can guarantee the safe and high efficienct operation. The crane is equipped with lifting height limiter, trolley ranging limiter, moment limiter, weight limiter etc..

 

5)The cranehas scientific layout and handsome appearance. The drivers cab is set independently on one side, with good vision field. It creates a good working environment for the operator.

 

Specification of Tower Crane 

Tower Crane  12 Ton QTZ250 TC7021 New for Project

Tower Crane  12 Ton QTZ250 TC7021 New for Project

Tower Crane  12 Ton QTZ250 TC7021 New for Project

 Images of Tower Crane

Tower Crane 4808 40T.M New Mini Crane in China

Tower Crane Main Section TC5613 in China

Tower Crane 4808 40T.M New Mini Crane in China

Tower Crane Max. lifting Weight 10T  in China

Tower Crane Max. lifting Weight 10T  in China

 

FAQ about Tower Crane

 

Q: What serice you could provide?

A: Providing timely delivery, standby engineers are ready to slove any of your problem

    Providing all-embraced warranty of products quality, worksite installation guidance

    Providing ample spare parts and training of operation and maintenance

    Engineers have more than 20 years' experience in tower crane, ready to solve any of your  problems.

 

Q: What kind of steel used for  tower crane ?

A: Normally, as for the main force bearing steel structure, Q345B is adopted; as for the assistance force bearing steel structure Q235B is adopted. All of the raw material is outsourced from qualified steel factory in China.

 

Q: What about our  tower crane  warranty?

A: Usually there is one-year quality warranty including main electronic parts (not including consumable parts). There are consumable spare parts together with whole machine and normally they are enough for one year.

 

Q: What is 3 main mechanism of the  tower crane ?

A: there are trolleying mechanism/ slewing mechanism/ hoisting mechanism.

 

Q: Can you equip with light on  tower crane  jib, monitor, remote control and anemometer?

A: Sure. All of these could be provided with extra cost upon the clients' requirements. But according to general practice, remote control is not suggested because most of the operator feedback operation in the cabin will provide a wide working view. 

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Q:Who is responsible for the construction of the pile foundation of the tower crane?
According to the present list of quotations, the winning project, the tower crane cost has been included in the total price, and has nothing to do with the construction side, that is, the cost of tower crane foundation should be borne by the construction side.
Q:Tower crane installation, wind speed is greater than 12m/s, wind should stop operation,
Surface wind speed is greater than 6
Q:Tower crane 4 how to change the rate of 2 magnification, how to change, say detailed points
At this point, the rope will be turned into 2 fold!Some manufacturers produce pulley, also need to be in the car, and then the magnification pulley with pin shaft fixed in the car!
Q:How to select tower crane type according to the height of building? Seek explanation
Choosing tower cranes is not based on height, but is based on the coverage area. The height is only a reference value. Now high-rise QTZ can be attached to the wall, so height is not a problem. Let's talk about the shape of your building, and the best of the 5
Q:How to explain and classify the types of tower cranes? What do QTZ80 and Q5510 mean?
P---- represents flat head (without tower top), and T----- is tower crane,TC------ is the English abbreviation of tower crane, that is tower crane
Q:How many tons of tower crane QTZ80A lifting?
How many tons to see installation length of arm frame, different lifting amplitude of corresponding weight is not the same.
Q:Who invented the tower crane, please?
Tower crane originated in Western europe. The first patent on tower cranes for construction was issued in 1900. In 1905, a crane with a boom was fixed in the tower. 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:In the case of tower crane operation, the operation should be stopped
In case of six or more gales, heavy rain, heavy fog, heavy snow or tower crane, you should stop working
Q:What are the basic parameters of a tower crane?
The basic parameters of a tower crane include the length of the crane itself, the weight of the crane as well as the weight of the counterweight! Tower crane lifting mechanism; slewing mechanism; luffing mechanism; motor power;...
Q:What type of tower crane does not include tower crane in variable amplitude mode?
Tower crane, tower crane.Tower crane according to its different types, there are the following classification methods.(1) divided by structure type of fixed tower crane by connecting a fixed tower in the foundation or structure, tower crane lifting operation.Mobile tower crane: a tower crane with running device and can walk.

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