QAY50 All Terrain Crane is one of all terrain crane series developed on the basis of QAY25. The crane is designed with sufficient absorption of domestic and abroad successful experiences, adoption of mature crane technology, use of new technology and new material. “U” shaped boom profile, constant output variable displacement system, hydraulic pilot proportional control, hydro-pneumatic suspension, auto-shift transmission, this crane class has high lifting capacity, powerful drive, good passing ability, wide application, and with safe and reliable operation.
QAY50 All Terrain Crane Main Specifications
1、Technical Data in Travel State
| Classificatory |
Item |
Unit |
Parameter |
Outline dimension |
Overall length |
mm |
12200 |
Overall width |
mm |
2750 |
Overall height |
mm |
3650 |
Wheel base |
Axle 1 |
mm |
2850 |
Axle 2 |
2850 |
Axle 3 |
1725 |
Axle 4 |
1725 |
Mass |
Total mass in travel state |
kg |
36800 |
Axle load |
Front Axle |
kg |
12200 |
Back? Axle |
Kg |
24600 |
Chassis |
Engine rated output |
kW/(r/min) |
205/2200 |
Drive type |
|
6×4 |
Travel
performance |
Travel speed |
Max. travel speed |
km/h |
70 |
Min. stable travel speed |
km/h |
2 |
Turning radius |
Min. turning diameter |
Front axle steering |
m |
22 |
All axles steering |
m |
17 |
Min. turning diameter at boom tip |
Front axle steering |
m |
25 |
All axles steering |
m |
19 |
Min. ground clearance |
mm |
360 |
Approach angle |
° |
20 |
Departure angle |
° |
20.1 |
Braking distance (at 30km/h with full load) |
m |
≤10 |
Max. grade-ability |
% |
37 |
Fuel consumption for 100km |
l |
40 |
2、Technical Data for Lifting Operation
| Classificatory |
Item |
Unit |
Parameter |
Main performance |
Max. rated lifting capacity |
t |
50 |
Min. rated radius |
m |
3 |
Turning radius at turntable tail |
mm |
4010 |
Max. load moment |
Base boom |
kN.m |
1739.5 |
Fully extended boom |
kN.m |
721.3 |
Fully extended boom + Jib |
kN.m |
417 |
Outrigger span
(fully extended) |
Longitudinal |
m |
7.375 |
Lateral |
m |
6.8 |
Hoist height |
Base boom |
m |
10.4 |
Fully extended boom |
m |
38.5 |
Fully extended boom + Jib |
m |
53.4 |
Boom length |
Base boom |
m |
10.2 |
Fully extended boom |
m |
38 |
Fully extended boom + Jib |
m |
53 |
Jib offset |
° |
0、15、30 |
Working speed |
Boom elevating time |
Boom rising |
s |
60 |
Boom telescoping time |
Full extension/retraction |
s |
90 |
Max. swing speed |
r/min |
2 |
Outrigger telescoping time |
Outrigger beam |
Synchronous extension |
s |
30 |
Synchronous retraction |
s |
20 |
Outrigger
jack |
Synchronous extension |
s |
40 |
Synchronous retraction |
s |
30 |
Hoist speed (single rope at 4th layer) |
Main winch |
m/min |
120 |
Auxiliary winch |
m/min |
120 |
Noise |
Crane exterior noise |
dB（A） |
≤118 |
At seated position |
dB（A） |
≤90 |
