• Tower Crane TC7021 Construction Equipment Sales Building Machinery System 1
  • Tower Crane TC7021 Construction Equipment Sales Building Machinery System 2
  • Tower Crane TC7021 Construction Equipment Sales Building Machinery System 3
  • Tower Crane TC7021 Construction Equipment Sales Building Machinery System 4
  • Tower Crane TC7021 Construction Equipment Sales Building Machinery System 5
  • Tower Crane TC7021 Construction Equipment Sales Building Machinery System 6
Tower Crane TC7021 Construction Equipment Sales Building Machinery

Tower Crane TC7021 Construction Equipment Sales Building Machinery

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
1 unit
Supply Capability:
5 unit/month

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Tower Crane TC7021 Description:

1.CMAX Tower Crane TC7021  is one of the main product of CNBM company, which have competitive price and excellent quality, suitable for all kinds of construction project and can work under all kinds of work condition.

2. Tower Crane TC7021 can adopts standard section hydraulic lifting and connecting, and can decide the crane height according to the actual height of the building, and at the same time the lifting capacity will not be affected.

3. Tower Crane TC7021 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.

4.Tower Crane TC7021  has complete set of safety devices, which can guarantee the safe and high efficienct operation of the equipment. The machine is equipped with lifting height limiter, dolly range-change limiter, moment limiter,weightlimiter,circumgyrating limiter,and so on. 

5.Tower Crane TC7021  has scientific layout and beautiful appearance. The operator's room is set independently on one side, with good vision field. It creates a good working environment for the operato.


Tower Crane TC7021  Parameter:

 Max. working range 70m, tip lifting weight 2.1T and Max. lifting weight 12T.

Hoisting mechanism fitted with three speed motor, stable braking and less shock when shifting.

Trolleying mechanism can provide two operation speeds.

Free standing height (m) 50

Max height with attachment (m) 200

Working range can be adjusted (m) 40、45、50、55、60、65、70

Min working range (m) 2.5

Max lifting capacity (t) 12

Tip load @ 50m (t) 2.1


Tower Crane TC7021   Packaging & Delivery:

40HQ container

20~25days after deposit


Tower Crane TC7021Diagram:

Tower Crane TC7021 Construction Equipment Sales Building Machinery

Tower Crane TC7021 Construction Equipment Sales Building Machinery

Tower Crane TC7021 Technical Sheet:

Tower Crane TC7021 Construction Equipment Sales Building Machinery

Tower Crane TC7021 FAQ:

1.What is tower crane?

Tower crane is a modern form of balance crane that consist of the same basic parts. Fixed to the ground on a concrete foundation (and sometimes attached to the sides of structures as well), tower cranes often give the best combination of height and lifting capacity and are used in the construction site.

2. What is the meaning of the tower crane’s code?

Take Tower Crane TC7021 for example, the first two letters “TC” means Tower Crane, “70”means jib length is 70 meter, and the last two letter “21” means the tip load is :2.1 ton.

3. What is the principal to quote the right tower crane to the client?

First, we need to know clients’ requirements,for example, max lifting capacity, height, tip load and jib length.. Second, we need to know what the foundation requirement from the client is and Third if there are special needs. CNBM could suggest proposal according to clear data provided by the clients.

Q: Jin Title required 20 large equipment testing reports. The personnel system is really rubbish, so we don't know what to do professionally.
General purpose gantry cranes: MG, 440t, MG, 360t, MG, 450t, Me, 360t, ME, 900tGeneral purpose bridge crane: QD, 350t, QD, 400t, QD, 450t, QD, 390t, QD, 330t, QE, 350t, QE, 330tThe above tonnage is now recognized as a large lifting machinery.Hoisting machinery refers to the lifting of heavy objects with hooks or other lifting devices, and mechanical operations such as lifting and moving in space. There are many classifications of cranes, such as cranes, cranes, cranes, cars and so on. They are commonly referred to as one or more kinds of cranes.
Q: i am a student of class 12 can anyoone tell me how do i make a project on an electromagnetic crane?
hi okorder
Q: I need the answer badly
The world would be a little less beautiful. The blue crane's role as a predator in its ecosystem would be left empty, allowing its former prey to breed without check until (hopefully) another predator moves in to pick up the slack. Otherwise the ecosystem will be out of balance.
Q: for my homework : the question was explain how a skyscraper crane uses physics moments but no where can i find out the answer and dont want a detention ekkk x
OK... So what has your homework actually asked you to explain? Can you post the question...? There are moment forces going through a crane, is the aim of the homework simply for you to explain what a moment force is using a specific example ? A crane can be thought of in simple terms as a cantilever, ie one supported end and one free end, the lever arm force as it is sometimes referred to in schools is actually the moment force i.e. the moment for a crane with a boom L=40m long lifting a load of P=10kN would beP*L = 10*40 = 400 kNm, this is ignoring the self weight of the boom, if the boom weighed W=1.5kN/m (thats per meter, not to be confused with kNm which is kilo newton meters) then the moment generated by the self weight would be (WL^2)/2 = (1.5*40^2)/2 = 1200kNm so the total moment would be 1600kNm, so just remember for a point load the moment is force * distance from support ( in cantilevers) hope this helps... :)
Q: I would like to buy KATO crane and I have its serial number. I wonder how I can check with serial number if the crane is Originally Made in Japan! Which site should I go for checking? It will be great help if you answer my question.
I Googled KATO cranes and found several sites. Im sure there is one that can lead you to contact information w/ the company. I happen to be a self proclaimed BEST hyd. crane operator in the states. having logged several years experience. IF you need an operator for hyd. or static line. achd73 at yahoo TonytheTiger
Q: Where i live i get a damn lot of these come in my house.... I usually just leave them unless there are too many. This was before i was told that they are in fact one of the most venomous creatures on the planet. I laughed, but then was told the same by a friend.Im now Little worried about them coming near me. I understand they have no ability to sting but still... Should i worry about them flying around my house? I was thinking if i were to squash one, doesn't that mean the venom is now on my hand?!Are they really the most venomous creatures on earth? Or am i making a mountain out of a molehill? Thanks
First of all daddy longlegs that is referring to the crane fly has no venom whatsoever. They are completely harmless. They don't even bite humans. The other two daddy longlegs are arachnids, one is a spider the other is not. The spider which is also known as the cellar spider is venomous, but the venom is very weak. There are other species of spider, such as the black widow and the Sydney funnel-web that has a more deadlier bite. The third daddy longleg which is an arachnid but not a spider is also known as the harvestmen. Like crane fly, it has no venom. So it is neither venomous nor poisonous. It is completely harmless. Some of the most venomous creatures would include the box jellyfish and the irukandji jellyfish that inhabit the coast of northen Australia. The most poisonous would probably be the arrow poison frogs of South America
Q: Which Kung Fu influenced Shotokan, Shito-ryu and Shorin-ryu?
Fujian White Crane influenced Shuri and Tomari arts. Naha arts were more influenced by Hakka Kuen. So Shorin Ryu is more White Crane and Goju Ryu is more Southern Mantis, Bak Mei, Dragon Shape. The evidence is in the footwork and the patterns in the kata.
Q: What should the sub contractor do before the installation of the bridge crane in the workshop?
Baidu search [tower crane tower demolition, lowering section safety technical disclosure]. If it is installed, remove the "two words" to "installation", and other contents are adjusted slightly.
Q: Is Fireplace Crane a modern term for the swing-out metal arms that hang over a fireplace for cooking? e.g. like in dutch ovens or pots/cauldrons that hang over a fire. It sounds like a more modern term and I need to know if there is an older term. Thanks.
An older term might be randle bar, but I think both terms are fine to use.
Q: the part of the crane which balances the lifting arm.
What okorder /... Always wanted to see one erect itself, they just seem to spring up overnight. Wingman

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