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QTZ40(5008) China Hot Sale Hammerhead Tower Crane QTZ40(5008)

QTZ40(5008) China Hot Sale Hammerhead Tower Crane QTZ40(5008)
*Item NO.: QTZ40(5008)
*Payment: T/T, L/C
*Product Origin: China
*Color: orange red blue
*Shipping Port: Qingdao, Shanghai, or any China seaport
*Lead Time: 25 days
*MOQ: 1 set
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QTZ40(5008) China Hot Sale Hammerhead Tower Crane QTZ40(5008)

Parameter of hammerhead tower crane QTZ40(5008)

Tower Crane Model:QTZ40(5008)
1) Basic Height/free standing height: 29m
2) Max. Height:120m
3) Range /radius /jib length/work range :3-50m
4) Max.load 4T
5) Tip load 0.8T
6) Mast section Material : ∠160X160X12 angle steel/Q345B
7) Size of Mast Section (LX W X H): 1500 X1500 X2200mm
8) Collar ties / anchors, adhered sections/Situation :
Distance between first collar tie and the ground 22400mm
Other distance 16500mm
Suspension Height no more than 20m
9) Balanced Weight(counterweight)/ Jib Length:8.54t/50m,7.1t/44m
10) Total Power:25.9Kw
11)Rated Lifting Moment:400kN.m

Advantage of China 4t tower crane

1. Robot automatic welding system;
2. Automatic impeller blasting and spraying assembly line;
3. CNC plasma cutting machine;
4. Precision machine tools;
5. France Schneider contactor;
6. Jiangte motor;
7. equipped with complete set of safety devices

8. CE and ISO 9001:2000 certificate

Motor Model
Power kW 15 13 3.5
Reducer Total Drive Ratio i 12.64
Drum Rope Capacity m 280
Brake Model
Brake Moment of Force N·m 600
Wire steel Rope Rope Max. Attraction N 16500
Lifting Speed 2 Time Multiplying Power m/min 62 31 7.7
4 Time Multiplying Power 31 15 3.8
Slewing(swing) Mechanism
Motor Model
Power kW 3.7
Reducer Model
Drive Ratio i 180
Coupler Model
Rotating Speed
r/min 0.6
Trolleying Mechanism Motor Model YEZS112M-4/6
Power kW 2.2 1.5
Reducer Type
Grade One
Drive Ratio
Wire steel Rope Specification 6×19-6.2-1770-1
Rope Max. Attraction N 5600
Trolleying speed
m/min 22/33
Hydraulic Jacking Mechanism Hydraulic pump station Model
YQY Series
Working Pressure MPa 20
Oil Cylinder Model
Jacking Speed m/min 0.4
Max. jacking Force t 50
Motor Model
Power KW 5.5
Jacking Speed r/min 1440



Q1: What is the Warranty for tower cranes?
A1: For the tower cranes, we can supply 1 years warranty. 
If there is any quality problems of any parts (excluding easy worn spare parts) on our side during this period, we will supply the new one by free for replacement.

Q2: What is the meanning of QTZ and TC for tower crane model? And please illustrate. 
A2: QTZ is classified according to China National Standard. 
“Q” is the acronym of Crane in Chinese language(Qing Zhongji), 
“T” is the acronym of Tower head type in Chinese language(Ta Shi) and 
“Z” is the acronym of self rising in Chinese language(Zi Sheng Shi)

“TC” is the acronym of Tower Crane in English language. 

For example: QTZ63(5013) means topkit tower crane, the rated lifting moment is 630KN.M
(63 is 1/10 of the rated lifting moment). 
The working jib length is 50 meter and tip load is 1.3t when jib length is 50m.

Q3: What are the optional parts for your tower cranes?
A3: 1) Anemometer 
2) Air conditioner for operation cab
3) Black box for operation cab
4) Remote control
5) Full VFD(Variable Frenquency Drive) control 
Q4: How many types of foundation for your tower crane?
A4: the most popular types of foundation are Cross-beam type, Well-frame type, 
Base with ballast type and Outrigger type.

Our default one is Cross-beam type,
if you need other types, please let us know when you make the order. Thanks 
Q5: How to confirm a suitable tower crane model?
A6: My dear friends, please tell us the below basic parameters to confirm tower crane model:
a. Building height or tower crane working height.
b. Max load capacity and tip load capacity.
c. Span or jib length

d. Other Special requirements

Our Service 

As a professional exporter,our target is to serve worldwide clients with high-quality products, great-reliability, devoted responsibility,professional services and honorable credibility to meet customers’ requirements in all aspects. We will supply you 24 hours a day and 7 days a week after-sale services.

 If you want to know more about our products, pls contact us by email or phone. Also welcome consult us any question at your convenience, any inquiry or kind suggestions from you will be very appreciated.


Looking forward your kindly inquiry and hope to help your strong business in near future!



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