Max. Load 4t Tower Crane Qtz50 (5008)
Parameter of tower crane
1) Free Standing Height:30m
2) Max. Height : 120m
3) Jib Length/Range:3-50m
4) Max Load:4t
5) Tip load:0.8t
6) Mast Section Material: Square Tube∠160×160×12/Q345B
7) Size of Mast Section( L×W×H): 1615×1615×2500
8) Collar Ties Situation:
Distance between first collar tie and the ground 22400mm
Other Distance 16500mm
Suspension Height no more than 20m
9) Balanced Weight /Jib Length:8.54t/50m ; 7.1t/44m
10) Total Power: 25.9Kw
11) Rated Lifting Moment:500kN·m
QTZ50 Tower crane composes metal structure, mechanism deriving, hydraulic lifting, power control and safeguard. The detailed information as follows:
The foundation frame is fixed on the special concrete foundation. The upper part of the frame connects with the tower mast, and the upper part of the crane mast connects with the lower supporting board which connects the lifting jacket. The other end of the lower supporting board fixed to the slewing bearing's outer circle.
The rotary parts which fixed to the inner part of slewing bearing including the upper rotary platform, tower cap, balance arm, jib boom, range changing cart and the hook, counterweight, hoisting mechanism as well as slewing mechanism and the driver's cab. All the parts can make a 540° Rotary around the crane.
The jib boom connects the tower cap by two draw bar while its root part connects the upper rotary platform by bolts.
Hoisting mechanism is at the middle rear end of the balance arm. The right of the slewing platform is the slewing mechanism and the left part is driver's cab. Both the range changing cart and the hook are on the root part of the jib boom, guiding by the derricking speed mechanism, shifts on the jib boom.
The height of the crane includes the height of foundation and standard section. The independent crane composes 11 sections while the in maximum height, that is 120m consists 48 sections and 6 anchorage device. The equipment to match the anchorage device should be fixed on the right position in advance.
Table1 2 falls
| Range m(m) |
3-21.4 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
| lifting capacity Kg |
2 |
1.94 |
1.85 |
1.77 |
1.69 |
1.62 |
1.56 |
1.50 |
1.45 |
1.39 |
| Range m |
31 |
32 |
33 |
34 |
35 |
36 |
37 |
38 |
39 |
40 |
| lifting capacity Kg |
1.35 |
1.30 |
1.26 |
1.22 |
1.18 |
1.14 |
1.11 |
1.08 |
1.05 |
1.02 |
| Range m |
41 |
42 |
43 |
44 |
45 |
46 |
47 |
48 |
49 |
50 |
| lifting capacity Kg |
0.99 |
0.97 |
0.94 |
0.92 |
0.89 |
0.87 |
0.85 |
0.83 |
0.81 |
0.80 |
Table 2 4-lines
| Range m |
3-10.966 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
| lifting capacity Kg |
4 |
3.98 |
3.64 |
3.36 |
3.10 |
2.89 |
2.70 |
2.54 |
2.39 |
2.26 |
2.14 |
| Range m |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
| lifting capacity Kg |
2.04 |
1.94 |
1.85 |
1.77 |
1.69 |
1.62 |
1.56 |
1.50 |
1.45 |
1.39 |
1.35 |
| Range m |
32 |
33 |
34 |
35 |
36 |
37 |
38 |
39 |
40 |
41 |
42 |
| lifting capacity Kg |
1.30 |
1.26 |
1.22 |
1.18 |
1.14 |
1.11 |
1.08 |
1.05 |
1.02 |
0.99 |
0.97 |
| Range m |
43 |
44 |
45 |
46 |
47 |
48 |
49 |
50 |
|
|
|
| lifting capacity Kg |
0.94 |
0.92 |
0.89 |
0.87 |
0.85 |
0.83 |
0.81 |
0.80 |
|
|
|
Packing & Shipping
Packing in 40HC container.
If adopt CIF, we will find better shipping company for clients
Delivery time
Providing timely delivery, after 30% advance payment By T/T , within 5-15 working days arrange shipping .
Our services
1. Customized service.
We can do all special design according to your requirement
2. welcome visit our factory, learn about our factory and products.
3. 24 hours on line or phone , technical support
After sale service:
1. The seller will send one of her professional technicians to the site of buyer to guide the erecting work.
2. 12(twelve)months (except for wire rope and AC contactor) after the equipment be well erected and we will offer spare parts whole year long.
3. lifelong time freely provide technical support .
Contact us
Shandong Mingwei Hoisting Equipment Co., Ltd
Cindy zhang
Tel: +86-531-83275377
MP: +86-15053371315
Max. Load 4t Tower Crane Qtz50 (5008)
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