• Tower Crane TC7021 70M Max Working Range System 1
  • Tower Crane TC7021 70M Max Working Range System 2
  • Tower Crane TC7021 70M Max Working Range System 3
  • Tower Crane TC7021 70M Max Working Range System 4
  • Tower Crane TC7021 70M Max Working Range System 5
Tower Crane TC7021 70M Max Working Range

Tower Crane TC7021 70M Max Working Range

Ref Price:
$40,000.00 - 200,000.00 / unit get latest price
Loading Port:
China main port
Payment Terms:
TT or LC
Min Order Qty:
1 unit
Supply Capability:
30 unit/month

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 Quick Details of TC7021 Tower Crane


Feature: Tower Crane                          

Condition: New                                           

Max.Lifting Load: 8T

Span: 70m                                             

Place of Origin: China(Mainland)              

Model Number: TC7021         

 

Packaging & Delivery of TC7021 Tower Crane


Packaging Detail: Nude package          

Delivery Detail: 25-30days

 

Specifications of TC7021 Tower Crane

  

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


● Slewing mechanism and trolleying mechanism all take VFD+PLC technical control.


● Outstanding in working efficiency, operating speed and stability. Reduce future maintenance cost.

 

 

Free standing height (m)

50

Max height with attachment (m)

200

Working range can be adjustedm

40455055606570

Min working rangem

2.5

Max lifting capacityt

12

Tip load @ 70mt

2.1

Hoist mechanism (VFD+PLC)

Falls

2

4

Lifting capacityt

03

06

06

012

Speedm/min

080

040

040

020

Motor

YZPBF250-4-55KW

Trolleying mechanism (VFD+PLC)

Speedm/min

0-56

Motor

YPBE132M-4-7.5KW

Slewing mechanism (VFD+PLC)

Speedr/min

0-0.6

Motor

YLEW112M-6-120N.M×2

Climbing speedm/min

0.5

Counterweightt

23.6

Mast section sizeL×W×Hm

2×2×3

Working temperature

-40+60

Total power (KW)

95

Power supply requirement (KVA)

255KVA for generator

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

 electric box of tower crane )

50mm23+2, 5 cores

Startup voltage & current

380V×95%=361V  260A

Rated working voltage & current

380V  146A

 

Images of TC7021 Tower Crane

 

 

FAQ of TC7021 Tower Crane

 

Q: What is the principal to quote the right tower crane to the client?

A: First, we need to know clients’ requirements. Normally the following information should be clarified by the client: max lifting capacity, height (height under hook), tip load and jib length.

Second, we need to know what the foundation requirement from the client is. (Fixed/undercarriage/ undercarriage with traveling system), mast section type (panel/integrated), power supply source (voltage, ampere and frequency), the distance between the machine and power supply……

Third if there are special needs, we could suggest proposal according to clear data provided by the clients. End-user, as construction machinery buyer, knows the site situation well and should make decision, such as the machinery specification, type…….

 

Q: What about our tower crane's 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:My fiance and I would like to make 1,000 paper cranes for our wedding next year in May. We are looking for a good type of paper to use for this. We are not too particular on the color of the cranes, though we like blue or gold. Does anyone have any feedback on the sort of paper I can get for this project? I know there is origami paper I can buy, but I was wondering if that is the only option I have to choose from. Thanks in advance! :)
I see origami paper quite often in bookstores, art supply stores, and at the local Japanese grocery stores (I'm in the Portland area).... it's also commonly available online, sometimes in packs of solid colors. Try folding some cranes in different sizes... very small ones can be difficult to fold (I can't manage less than 2 square)
Q:How to build a strong paper crane?
Fact: paper is relatively strong when you pull on it, but when you push on it, it easily crumples. Build your crane out of several bars. Bars that are being pushed upon by the weight need to resist the crumpling. A good way to do this is to roll a sheet of paper into a tube form to make the bars. Bars that are only being pulled on don't need to be more than a sheet of paper. A frame cranes are simple to make: www.lni.wa /wisha/rules/generalsafety/images/24_d2_a-frame.gif
Q:my friend is in the hospital with really bad burns
A really long string. Or have I misunderstood the question?
Q:Do cranes play major role in Japanese culture? How so? Do cranes live in Japan?
They certainly do in the Chinese culture, but I don't know anything about the Japanese. There is a very famous tower in China called the Yellow Crane, it is probably on line.
Q:I am 15 years old and into urban exploration. The only thing I haven t done yet is climb a crane. I don t want a big lecture on the dangers because I am fully aware of how dangerous it is and am also fully confident in my abilities. I am also ready to take full responsibility if I were caught. Although I know its Illegal, I don t know how Illegal it is and I would like to know the following...1. Will Crane Climbing get me charged with criminal trespassing?2. Will I get time in Juvenile?3. Is it possible that I could accidentally activate/deactivate something that would endanger the workers?4. What would happen if a worker got ahold of me?And again I feel like I need to mention that I don t want a Bull **** lecture on it not being safe. :)
Yea, BS you'll be taking full responsibility. If you get hurt during this, who will have to take care of you? A parent. If you have to go to court, who is going to have to take time out of their day to go with you? A parent. Legal issues always have fines and court costs attached to them. Who is going to pay for that? Again- a parent.
Q:My kid wants to pet a crane fly because it's cool but I don't want to keep it around as a pet. I'm not a fan of crane fly. How should I tell him no? Also, I'd like to explain to him besides the fact that it disgusts me: I don't like insects.
just let him keep it . It wont live long any way!
Q:It's got to be the most famous of all designs in the art.
NOOOOO! I can't! It frustrates me so much. (Got an origami kit for my b-day) But at least I can make a butterfly... and I used to know how to make a penguin when I was like 7
Q:I've been watching Passions for years and I don't understand what in the world is going on between Fancy and Pretty Crane... what did Pretty do to her??
A wild and rebellious teen, Fancy's 13th birthday party was canceled five minutes before its designated start time after she and her sister Pretty Crane stole the caterer's van and drove it halfway to neighboring Castleton. She was also pulled over by future police chief Sam Bennett at least once for driving over the speed limit and without a license (Fancy was, at the time, not of the legal age to obtain a driver's license).[1] Growing up, Fancy apparently had a sometimes competitive relationship with her sister, Pretty. According to their aunt Sheridan, Pretty brought a cute boy from their country club on the family's yacht one Labor Day, and jealous Fancy pretended to sprain her ankle so that the boy spent much of the day tending to his date's injured sister. The two apparently began dating, but Fancy broke up with him a week after once she was sure she had stolen him from Pretty. (However, Fancy denied that the event had occurred as so.) Sometime before 1999, Fancy departed Harmony for a prestigious school, either boarding or a university. She did eventually make it to college, but, according to Ivy, she has yet to complete her degree. Fancy later made her way to Italy with her sister sometime in 2004 or 2005, but the two ended up parting ways, her sister staying in Italy and Fancy heading for Las Vegas. Lately, hints have been given that Fancy betrayed Pretty, causing Pretty to leave Harmony for good.
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:Can someone tell me the difference betweem safe working load and capacity of a crane?If possible, please provide reference along with tour answer.thanks for the help!!!
Example: Suppose a crane is rated for a safe working load of 10,000 pounds. To verify that it can safely handle that load it will be tested by lifting a much heavier proof load. So its capacity must be greater than its safe working load.

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