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QTZ250(7032) 12T Used Tower Crane With Specification In Dubai

QTZ250(7032) 12T Used Tower Crane With Specification In Dubai

  • Min.Order Quantity: 1 Set
  • Supply Ability: 500 Sets per Month
  • Port: Qingdao, Shanghai, Ningbo
  • Payment Terms: L/C,D/P,T/T,Western Union
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  • *Quantity: Set/Sets
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Experience:2001-01-07
Buyer Protection

- Guaranteed Secure Payments on Every Order

- Refund if your item is not delivered or as described

- Buyer Protection after order confirmation

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Product Details
  • Size:  100cbm
  • Place of Origin:  Jinan, Shandong, China
  • Brand Name:  DAHAN
  • Model Number:  QTZ250(7032) 12T
  • Weight: 30000.000 kg

Quick Details

Feature: Tower Crane

Condition: New

Application: Construction

Rated Loading Capacity: 3.2T

Rated Lifting Moment: 2500KN.m

Max. Lifting Load: 12T

Max. Lifting Height: 225m

Span: 70M

Place of Origin: Shandong, China (Mainland)

Brand Name: DAHAN

Model Number: QTZ250(7032)

Certification: CE ISO SGS

Warranty: 12 Months

After-sales Service Provided: Engineers available to service machinery overseas

Mast Section Size: 2*2*3m

Main Chord: 200*200*20

Free Standing Height: 52.5M

Max. Height: 225m

Total Power: 75.5kw

Type: Topkit Tower Crane

Item Name: QTZ250(7032) 12T Used Tower Crane With Specification In Dubai

Foundation: Embedded Foundation Leg

Trolleying Speed: 44m/min

Slewing Speed: 0-0.7r/min



Packaging & Delivery

Packaging Details: Container for QTZ250(7032) 12T Used Tower Crane With Specification In Du

Delivery Time: 3 days after deposit

Advantages of DAHAN tower cranes

1. All of our raw materials were purchased from big steel factory 

2. DAHAN is the first company to adopt robot system for mast sections and main chord in China

3. Automatic impeller blasting and spraying assembly line

4. Strict quality examination for raw materials and the whole crames

5. Completed safely protection devices

Company Information

Shandong Dahan Construction Machinery Co., Ltd was founded in Dec. 2000, specialized in manufacturing various types of tower cranes and construction elevators, and is pioneer of Chinese tower crane industry. At present our products cover 9 series and more than 20 models, such as QTZ40, QTZ50, QTZ63, QTZ80, QTZ125, QTZ160, SC200/200, the technical indicators have reached the leading level at home and abroad.

High quality

Raw material is the foundation of product and the first hurdle to guarantee quality. Dahan tower crane bulk purchase steel directly from big steel factories like Baosteel and Wisco, improve the safety of product.

QTZ40, QTZ50, QTZ63, QTZ80, QTZ125, QTZ160, SC200/200, the technical indicators have reached the leading level at home and abroad.

Robot automatic welding system

Dahan company is the first company to adopt mast sections and main chord robot welding system in the same industry in China. This system is reliable in the performance, with high work efficiency and high automatic degree. The welding quality of main load structure has reach has reach advanced international degree in the same industry.

 The turntable adopts robot automatic welding, make perfection more perfect and guarantee the quality of every product; mast section of construction elevator adopt tooling positioning and robot welding. It is not only guarantee the interchangeability of mast section and precision of rack positioning but as well make the welding more reliable and durable.

First class components

First-class product composed by first-class components, DAHAN always insisted to use the first class components, as Fangyuan support, Schneider electric element etc.

Safety protection

Completely safety protection devices improves the safety, weight limiters, adopt the advanced pull-ring structure from abroad, moment adopt bow-board mechanical type which can be used in severe wild environment.

Automatic impeller blasting and spraying assembly line

Dahan company adopt the world first-class automatic spraying assembly line. The large structure parts are dealt with impeller blasting before spraying. That remove steel surface oxides and welding spatters effectively, eliminates the internal stress producing in welding process, increases the parts’ anti-figure strength and steel surface hardness, increases painting adhesion and prolong the service life of the product maximizes efficiency and saves energy.

Strict quality examination

Dahan have the strict quality test, raw material test, test of welding, checking welding quality of appearance, assembly and adjustment of jib, tower head and pivot in factory.

  • Size:  100cbm
  • Place of Origin:  Jinan, Shandong, China
  • Brand Name:  DAHAN
  • Model Number:  QTZ250(7032) 12T
  • Weight: 30000.000 kg


Foundation Load


   V(KN)    H(KN)   Mk(KN.m)   M(KN.m)   F1(KN)   F2(KN)
In service   455     22    169   1042    375    601
Out of service   385     75    0   1631    668    860

Load Diagrams

3-16.2 18 20 22 24 2629.5  28 32 34 3536.8 4043.4 45 47 50m
   54.453.943.533.182.89 2.48 2.692.272.112.041.921.731.561.491.411.3t
3-16.5 18  20 22 24 26 28  30  32
  34  35  3536.8  4043.4 m
   54.53 4.013.593.24 2.95 2.70 2.482.32 2.15  2.1 2.081.96 1.77 1.59 t
3-16.8  18  20  22  24 26 28 30.5 32 34 35 36.8 m
   54.61 4.09 3.66 3.30 3.0 2.75 2.482.36 2.22.12 2.0 t

Mechanisms

     

    Trolleying

    Speed          m/min        40/20
    Power          N.m       2.4/1.5

    

     Slewing

    Speed          r/min        0.6
    Power          N.m        5.5

   

     Jacking

    Speed          m/min        0.55
Operating Pressure          MPa        25
    Power          KW        5.5
  Total Power           KW        25.9


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