China 8t Favorable price Hydraulic QTZ80(5811) Construction Tower Crane

Yongmao tower crane QTZ80(5811), self-erecting construction 8t topkit tower crane, hammer head type, max load 8t, standard mast section 1.835m*1.835m*2.5m. the main limb material square tube 135*12mm Manganese steel. it is applicable for Building height up to 50 floors (151.2m), loading capacity up to 8t, jib length is 60m. 



QTZ80(5811)---China 8t Favorable price Hydraulic QTZ80(5811) Construction Tower Crane

1. 8t max load, tip load 1.1t, jib length 58m.

2. new condition tower crane/hydraulic self erecting tower crane/hammed head topkit construction tower crane

3. China-made high quality Yongmao tower crane, China good tower crane manufacturers

4. high efficiency, CE, ISO, GOST certificates

Loading capacity of QTZ80TC5811---8t topkit topwer crane 

Jib length(m)

 

14

18

22

26

31

34

37

40

43

46

48

50

52

54

56

57

58

4t-24.2m

2 rate

4

4

4

3.696

2.963

2.639

2.267

2.038

1.840

1.669

1.551

1.437

1.36

1.283

1.206

1.167

1.130

8t-12.771m

4 rate

7.25

5.459

4.318

3.528

2.828

2.506

2.237

2.008

1.810

1.639

1.521

1.407

1.33

1.253

1.176

1.137

1.100

Mechanism specification of QTZ80 (5811) towercrane

Hoisting

2 rate

4 rate

KW

30/30

m/min

92

46

46

23

t

2

4

4

8

Trolleying

m/min 42.8/21.4

4.5/3KW

Slewing

r/min 0.62

3.7*2KW

Climbing

m/min 0.4

5.5KW

The stationary type

                   48m

The attaching type

151.2m

MOQ

1 set

The rated lifting moment

800KN.M

The max lifting capacity

8t

Jib length

60m

Tip load

1.0t

Trolleying radius

3-60(m)

Slewing angle

360degree

Main chord

125*125*12/135*135*12(mm)

Mast section

1.835*1.835*2.5(m)

Necessary electric power

47.4KW

Main supply

380V 50Hz/440V 60Hz

Jib length(m)

58m

Counterbalance(t)

17.6t

 Technology and management

1): we have adopted the mostadvanced design technology of tower crane in china

2):  we have first-classproduction equipment and precise inspection and testing devices

3): famous experts andexcellent talents are here

4):  an excellent talentteam for pioneering and innovation.

The process features

1): automatic submerged arc welding is adopted in the main sectionlimbs and chord boom. It has high thermal efficiency, high penetration, highproduction efficiency, while reducing the pores and crack defects, increasesthe weld strength and the beautiful appearance.

2): we adopt carbon dioxide gas welding; it has heat concentrated,a small welding line, high strength and resistance to rust and crack. it canreduce tress and deformation, it has high strength and resistance to rust andcrack.

3): shot blasting is used for masts to strength the hardness ofsteel surface; enhance the paint adhesion and prolonging its life

4): we have robot-welding production lines, so the welding qualityhas reached international advanced level.     

The advantages of the tower crane

1): high quality, high efficiency and high safety

2): high rigidness, resistant to corrosion and rust.

3): 20 years manufacturing and exporting experience

4): exports to 30 countries and regions

5): large lifting moment, large loading capacity, long jib length

6): small energy consumption

Service (optional)

the seller send 2 technicians ( one electrician and one mechanic)to the buyer for technical assistance including supervising installation,commissioning, testing and training workers of the buyer, maintenance anddismantlement of seller’s products. 


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