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Quick Details

  • Feature: Tower Crane
  • Condition: New
  • Application: Construction&Real Estate
  • Rated Loading Capacity: 3t
  • Rated Lifting Moment: 31.5t.m
  • Max. Lifting Load: 3t
  • Max. Lifting Height: 100m
  • Span: 42m
  • Place of Origin: China (Mainland)
  • Brand Name: TLS(Iron Giant)
  • Model Number: QTZ31.5(3883)(4075)(4264)
  • Certification: ISO/ CCC/ CE certificate
  • Warranty: 6 months
  • After-sales Service Provided: Engineers available to service machinery overseas
  • Trolley Travel Mechanism: Frequency Conversion
  • Hoisting Mechanism: Frequency Conversion
  • Slewing Mechanism: Frequency Conversion

Packaging & Delivery

Packaging Details We mainly use 40 feet container to load.
The packing is suitable for long distance and ocean transportation.
Delivery Time 15 days after receving the depoit.

Compared to other company’s construction machinery, HONGDA

construction machinery has the following features:


1. Use qualified 16M and Q235B steel from Shanghai manufacture.


2. Welding process uses high-strength wire. Main joints use special steel and special process.


3. Electric device. Use international well-known manufacturers' electrical products, such as Schneider, Omron.


4. Motor and deceleration devices use domestic famous manufacturers' products, eg:  Shanghai, Jiangxi Special Electric Motor Co., Ltd.,Tianjin etc, to ensure the long life.


5. Machine is 3-5 tons heavier than the same type of tower crane in other manufacturers.


6. The only tower crane institute of Shandong Province located in HONGDA Group, which has more than 50 engineers designing products.



Main Technical Parameters of QTZ 31.5Tower Crane






Tip load(KG)


Max .Radius(m)


Independent Height(m)


Max. Lifting Capacity (t)


Max. Height(m)


Wall-attached Frame


Main Material

125x10(Angle steel)

Standard Mast Section Dimension(m)


Hoisting Speed (m/min)


Mini. Stabilizing Falling Speed  (m/min)


Slewing Speed(r/min)


Traveling Speed (m/min)


Climbing Speed (m/min)


Motor Total Power(KW)


Undercarriage Form

Type A. Cross-shaped beam with slanting strut and ballast

Type B. Cross-shaped beam with slanting strut but no ballast

Complete Machine Total Weight

Independent Structure Weight(KG)


Counter Weight(t)




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China (Mainland) | Manufacturer, Trading Company
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