• China Construction Machinery QTD5020 10t Luffing Tower Crane System 1
  • China Construction Machinery QTD5020 10t Luffing Tower Crane System 2
  • China Construction Machinery QTD5020 10t Luffing Tower Crane System 3
  • China Construction Machinery QTD5020 10t Luffing Tower Crane System 4
  • China Construction Machinery QTD5020 10t Luffing Tower Crane System 5
  • China Construction Machinery QTD5020 10t Luffing Tower Crane System 6
China Construction Machinery QTD5020 10t Luffing Tower Crane

China Construction Machinery QTD5020 10t Luffing Tower Crane

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
1 pc
Supply Capability:
10000 pc/month

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  TC7021 12T construction used tower crane for sale

 

Product Description

 

Descriptions of our tower crane:

1, TC7021 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 2.5 to 70m, TC7021 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.

 

Independent 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 @ 48m(t)

2.1

Hoist mechanism

Falls

2

4

Lifting capacity(t)

0-3

-

0-6

0-6

-

0-12

Speed(m/min)

0-80

-

0-40

0-40

-

0-20

Motor

YZPBF250-4-55W   

Trolleying mechanism

Speed(m/min)

0-56

Motor

YZPBE132M-4-7.5KW  

Slewing mechanism

Speed(r/min)

0-0.6

Motor

YLEW112M-6-120.N.M X2

Climbing speed(m/min)

0.5

Counterweight(t)

23.6

Mast section size(L×W×H)m

2.0×2.0×3.0m

Working temperature

-40-+60°C

Total power (KW)

95

Power supply requirement (KVA)

190KVA for generator

Cable type ( within 30 meters from site power source to lower

 electric box of tower crane )

50mm2(3+2, 5 cores)

Startup voltage & current

380V×95%=361V       219A

Rated working voltage & current

380V                  146A

 

China Construction Machinery QTD5020 10t Luffing Tower Crane

China Construction Machinery QTD5020 10t Luffing Tower Crane

China Construction Machinery QTD5020 10t Luffing Tower Crane

China Construction Machinery QTD5020 10t Luffing Tower Crane

China Construction Machinery QTD5020 10t Luffing Tower Crane

  

About CNBM:

1, CNBM is the biggest state-owned company which has had been awarded Qualified construction machinery manufactures and most of the big project are using our products.

2, CNBM possess key technical research department and could design & produce special machinery for international clients.

3, We have had passed ISO9001:2008,CE and etc.

4. The successful long-time construction machinery operation in the world testifies that the CMAX products' performance is stable.

5. More than 10 overseas branch office provide immediate commercial convenience and after service.

6. We also has building hoist, suspended platform, formwork, etc. We also signed the strategic partnership with Tadano (China), XCMG, Zoomlion, Sany and other prestigious crane manufacturer, getting the competitive cost price from them, and using our overseas marketing channel to promote their brands. We can provider a series of equipment for your building company customer and supply a basket scheme for the final users.

7. We have built a cover 50,000 square meter logistic park in, Dubai UAE, will be a great guarantee of our business in middle east and nearby area.

 

 

FAQ

 1. why chose us?

China National Building Materials (Group) Corporation (CNBM), established in 1984,now is one of the largest state-owned group corporation in China, dealing with building materials & industrial equipment. Up to year 2010, CNBM Group's total asset is 20 billion USD and total staff is more than 100,000.CNBM International Corporation, specializes in designing & manufacturing of various

kinds of construction machinery, including tower crane, building hoist, etc. All the equipment produced by CNBM are compliant with the National level quality standard, and wins great reputation for their endurable performance in worldwide markets.

 

2.How about the shipment?

You can put 2 sets of of wheel loaders in one 40HQ container. The spare parts are packed with boxes.

The delivery time is 20 days.

 

3. What about your service?

We have our factory, we can meet customers needs as soon as possible.

We have first rate professional technology and provide good after-sales service.

 

4.After Sales Service

We offer the Preventative Maintenance and After Sales Service. For we strongly feels about the importance of supporting our customers and the product solutions we provide. Consequently we offer comprehensive maintenance options to prevent equipment issues before they become problems. Also we offer one year guarantee period.   

Q: what kind of material is used in making of crane and what is the making process of crane.
There are so many kinds of cranes that you need to pick one to get any kind of good answer - the tall T shaped cranes are simply welded up from tubing and barstock into modular sections that will fit on a semi trailer and be hauled to the site. Their structure shows in the photos. A boom crane with telescoping boom has to be made up of welded tube sections with bearings and hydraulic pistons inside and out. And of course, the base of a moveable crane adds a whole series of complications.
Q: I had this dream where I was watching a flock of Sandhill Cranes on a road. Cars were swerving to avoid them, but one sporty red car lost control and smashed into a brick wall, killing some of the birds. The rest of the cranes started freaking out, flapping their wings and coming towards me. They were so frightened that they started to defecate too. Soon though, there was so much bird poop that it became like a river ready to engulf me. It was like a glowing white too (really weird, I know).Then, their legs turned into human legs, and the cranes turned into tall, beautiful humans with wings - angels, I think. These beings radiated power and filled me with terror as they approached. They must have been 8 feet tall and they towered over me. One red-headed angel looked at me when he passed, and I was so terrified that I woke up.Any ideas about what this could mean? It's one of the most powerful dreams I've ever had.
First of all, to see a crane in your dream, represents happiness, maternal love, and your gestures of good will. You look out for those who are near and dear to you. Alternatively, a crane signifies tact, immortality or vigilance. Furthermore, dreaming of an angel can mean two things. Purity, protection, comfort and consolation. Pay careful attention to the message that the angels are trying to convey. These messages serve as a guide toward greater fulfillment and happiness. Alternatively, it signifies an unusual disturbance in your soul. Angels may appear in your dream as a result of your wicked and mean-hearted activities.
Q: I found part of her story online, but can't find anything as to what happened to the 1000+ paper cranes she made before she died. Were they given to family members or given to a museum? Or have they been destroyed by time? I would feel terrible if all her work was destroyed by time or worse. :-(Thank you so much for answering.Peace.
I'm glad somebody remembers Sadako. But yo, i don't know.
Q: How does the torque of a construction crane relate to the torque of a car?
Torque is force x distance. In a car, the torque is the force twisting the drive axles, and the distance is the radius of the driving wheels. It controls the rate of acceleration of the car. In a crane, the force is that provided by the winch cable, and the distance is the length of the jib. It controls the weight the crane can lift.
Q: How does a person go about becoming a Gantry Crane Operator? And what is it like?
First you need an opportunity to operate a Gantry Crane, then you will to to get a crane operator license. Finally, you need to find a company who needs a Gantry Crane operator, but if you have located the first step, then you have found someone.
Q: plz help me
The Whooping Crane (Grus americana) is a very large crane. It is the tallest North American bird and the only crane species found solely in North America. Adults are white; they have a red crown and a long, dark, pointed bill. They have long dark legs which trail behind in flight and a long neck that is kept straight in flight. Black wing tips can be seen in flight. Immature birds are pale brown. Their breeding habitat is muskeg; the only known nesting location is Wood Buffalo National Park in Canada and the surrounding area. They nest on the ground, usually on a raised area in a marsh. The female lays 1 to 3 eggs. Both parents feed the young. Usually no more than one young bird survives in a season. Loads more on Wikipedia (link below) - good luck
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
Are Daddy Long Legs Venomous
Q: What are the safety devices for the horizontal arm self lifting tower cranes?
(3) the amplitude limiting device shall be equipped with a minimum amplitude limiter and a device for preventing the boom of the boom from rebounding after the luffing of the jib. The trolley must be equipped with a trolley switch and a terminal buffer. (4) rail clamping device and walking limit device; track type tower crane must be equipped with rail clamping device. A walking limit device shall be installed at the same time. (5) a crane with wind point at the root of the boom with a height of more than 50m shall be equipped with an anemometer at the top.
Q: Ask about the lift and transportation of the jack up tower crane
This problem is built in quality [2009]. Clause 87 has provisions.
Q: Firstly, I realize that the 1000 paper crane thing is based on faith and not science. I'm not stupid. Secondly, Do the 1000 cranes have to be in the same place? If I send one of my cranes to a friend across the country, would that no longer count as part of my 1000 cranes?If a crane gets destroyed, must I start over or replace that crane?If anyone has any knowledge or link pertaining to the 1000 paper crane myth, please post it. Thank you.
The myth seems to surround the FOLDING on the 1,000 cranes - it is the sacrifice on the part of the person doing the folding that is the magic not the cranes themselves. See the Wiki......

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