QTZ40(4807/4708) Tower Crane for Construction

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Qingdao
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TT OR LC
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1 set
Supply Capability:
50 set/month

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Item specifice:

Maximum Lifting Weight: 4T Maximum Lifting Height(M): 30m Rated Loading Capacity: 0.7/0.79t
Span: 48/46.8m Rated Load Moment: 400n

Product Description:

Characteristics of Tower Crane

1)This tower crane is one of the key 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) This kind of crane 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; The max. attached height can reach 180m.

3) 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.

The range-change structure drives the dolly to change range on the horizontal arm, 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 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, weight limiter, circumgyrating limiter, etc.

5)The machine 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 operator.

QTZ40(4807/4708) Tower Crane for Construction

QTZ40(4807/4708) Tower Crane for Construction

Main Technical Parameter

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
m
1215222530353840424548
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
m
1115212530353840424546.8
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







 

Packaging Details:40 HC containers; 
Wodden cage for electrical parts 
Steel box for small parts
Delivery Detail:20-25 days after received the advanced money

QTZ40(4807/4708) Tower Crane for Construction

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.

Key reason for CNBM's achievements:

Research and Development (R&D)

- Our own systems of production engineering.

- Production design from the concept to the engineering details.

- National level research academy for various building equipment for over 30 years.

- Continuous development of new solutions and products adapted to the requirements of our clients.

- Technical experts with abundant experience in relative fields.

Production

- Complete quality control system.

- Nearly 20 years experiences in manufacturing fields.

- Full production capacity up to 1000 tower cranes annually (with various load from 4tons to 40tons ).

Commercial & marketing

- Customer-oriented philosophy.

- Full international business experiences.

- Global network & localization strategy.

- Professional & high efficiency team.

Service

Under the guidance of "globalization + localization" strategy, in most of our main markets, the marketing

operations & after sales services are carried out by CNBM's local partner companies.

To provide enough & timely support to the local partners, CNBM has set up 6 branches in the world (with more to c,

ensuring the best services to the end-users along with high quality equipment.

Our Service Branch

CNBM INTERNATIONAL CORPORATION U.A.E BRANCH

CNBM INTERNATIONAL CORPORATION K.S.A BRANCH

CNBM INTERNATIONAL CORPORATION IRAN BRANCH

CNBM (U.S.A) CORPORATION

CNBM INTERNATIONAL(RUSSIA)CORPORATION

CNBM INDIA CORPORATION

CNBM NIGERIA CORPORATION

CNBM KAZAKHSTAN BRANCH

CNBM VIETNAM COMPANY LIMITED

UNDER CONSTRUCTION OTHER PLACES

Service

----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.

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Q:why should i look forward to reading stephen crane?
Well, you know he lived in the late 1800s, so you probably have an idea of what his poetry will sound like. Then you read some of it, and the effect is sort of like walking into what you think is going to be a prissy hair salon and being whacked over the head with a bunch of bananas wielded by a glow-in-the-dark green monkey from Jupiter. Crane's stuff is that weird. And I mean that in a good way.
Q:how to make a origami crane with flapping wings?
This okorder.com
Q:How much is an origami crane and other models?
Since the crane is such a basic figure, and anybody who's interested in origami can make it for themselves, you probably couldn't sell them. Maybe you might be able to sell some of the more complicated models, but I can't think you'd get much for them. There's no market.
Q:Where can I find book on the literary Critisim of Stephen Crane and his war stories?
i think of if a guy or woman have been to apply roman numerals i think of that they try to make the tale look exciting and eye catching by fact in case you think of approximately it there are not allot of books with roman numeral chapters, so i think of that's unique. it is not snobbish in any respect, that's distinctive and exciting than a million/one or 2/2. i think of a financial disaster with in simple terms numbers is easy yet exciting incredibly if the e book develop into approximately an murderer or undercover agent. i think of it says that the financial disaster speaks for itself no longer the quantity. i think of even naming the financial disaster could be much greater helpful by fact tit's ingenious. BQ: I p.c. on what the form is and what could greater healthful superb with my tale. as quickly as I write a narrative in a distinctive era or 3 hundred and sixty 5 days I frequently could exchange the font to make it journey. i think of that the financial disaster sort ought to journey up with the books plot. If my tale develop into ordinary i could carry on with the numbers, in spite of the undeniable fact that that's all approximately what you sense is nice and what you think of is superb on your tale. super question to invite.
Q:What is the best crane for picking up 5-7 inch plush?
This okorder.com/
Q:What do lattice boom and hydraulic boom in cranes mean?
LATTICE BOOM: See first link. This is where the boom (the portion used to support the load) is made like a lattice ... i.e. interconnected trusses and girders. The cables for lifting the load are run from the base of the boom to the load over pulleys/gears located at the boom's tip. The boom itself is NOT adjustable in length or in angle. HYDRAULIC BOOM: See second link. This crane uses hydraulics to adjust either the length of the boom, or the angle at which the boom joints intersect. It looks more like a single beam construction, although its probably closer to a tube type design (hydraulics may be inside or outside the arm). The load is raised/lowered by cables operating at the end of the boom ... not necessarily tied back to the bottom of the boom.
Q:Brief introduction of ten no hanging criterion for tower crane operation
1, hanging weight more than no mechanical properties allow the crane; 2, the command signal is unknown, the weight is unknown, the dim light to hang; 3 working face, stand or floating active objects not hanging;
Q:Are the Harland and Wolff cranes in Belfast famous?
The cranes are iconic in Belfast and Northern Ireland. The company itself is most famously known for the building of the Titanic they also specialize in off-shore construction as well. I would say they are well known in Ireland and in some parts of the UK. They are probably known a bit in England as they were very interested in Belfast's heavy industry in the past. I don't think many people outside of Ireland and the UK would know about the Harland and Wolff cranes tbh. You can see them from many places in Belfast and they are a prominent landmark.
Q:what does dog everything mean in crane lift lingo?
it means to stop the crane from doing anything, just sit still untill otherwise told to carry on
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.

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