| QTZ40 Series Technical Parameter |
| Tower Crane Model |
QTZ40A(T4209) |
QTZ40A(T4209) |
QTZ40A(T4209) |
QTZ40A(T4209) |
| Rated Hoisting Moment (KN.m ) |
400 |
| Working Amplitude(m) |
2.5-42 |
2.5-47 |
3-50 |
| Max. Hoist Weight(t ) |
4 |
4 |
| Height of Independent Type |
Height of Independent Type(m ) |
29 |
29.5 |
| Height of Attached Type(m ) |
120 |
| Hoisting Speed(m/min) |
7/40/60 |
| Slewing Speed(r/min) |
0.375/0.75 |
0.375/0.51 |
| Luffing Speed(m/min) |
22/33 |
23/35 |
| Material for Main Brackets of the Tower |
φ108X12-1500
20# |
∠140X12-1500
Q235-B |
∠140X12
φ108X12-1500
20# |
∠160X12-1500
Q235-B |
| Hoist Arms |
Main Materials for Top Boom |
φ76X8
20# |
φ76X8
20# |
| Main Materials for Lower Boom |
[ 8
Seal plate
Q235-B |
∠50X5 Deduction∠63X5
∠63X5 Deduction∠70X6
∠70X5 Deduction∠75X8
8Seal plateQ235-B |
