Main Parameters for Hydraulic Self-raising QTZ Tower Cranes

Model	QTZ160(6516)	QTZ125(5518)	QTZ100A(5515)
Amplitude (M)	65	55	55
Independent Height (M)	50	46/52	50/50
Max. Height (M)	190	200	180
Max. Lifting Capacity (T)	10	8	8
Assistant Support Frame	6	6	4
Main Material	135×135×12 (square steel tube)	135×135×12 (square steel tube)	135×135×12　　　 (square steel tube)
Standard Mast Section Dimension	1.935×1.935×2.8	1.835×1.835×2.5	1.835×1.835×2.5
Lifting Speed (a=2)(m/min)	100/50	100/50	100/50
Slewing Speed (r/min)	0.61	0.6	0.55
Trolley Travel Speed (m/min)	60/30/10	60/30/10	60/30/10
Max. Lifting Moment (KNm)	1600	1250	1000
Working Temperature (℃)	20～+40	20～+40	20～+40
Undercarriage Form	Four Landing Legs  Without Ballast	Type A. Cross-shaped beam with slanting strut and ballast  Type B. Cross-shaped beam with slanting strut but no ballast	Type A. Cross-shaped beam with slanting strut and ballast Type B. Cross-shaped beam with slanting strut but no ballast

QTZ80(5512)	QTZ63C(5211)
55	52
46	40
151	140
8	6
5	5
135×135×12 (square steel tube)	∠160*16 Reinforcing mast section ∠160*14
1.835×1.835×2.5	1.615×1.615×2.5
100/50	80/40/8.5
0.65	0.64
60/30/10	42/21
800	630
-20～+40	-20～+40
Type A. Cross-shaped beam with slanting strut and ballast  Type B. C, ro, ss, -sh, aped beam with slanting strut but no ballast	Type A. #-shaped Beam without ballast  Type B. Cross-shaped beam with slanting strut and ballast

QTZ50(4810)	QTZ40(4708)
48	45
35	32.5
140	100
6	4
4	4
135×135×10 (square steel tube) Reinforcing mast section 135×135×12 (square steel tube)	160×160×12 Angle steel
1.835×1.835×2.5	1.5×1.5×2.5
76/36/8	76/38/10
0.64	0.77
42/21	21.6/43.2
500	400
-20～+40	-20～+40
Type A. Cross-shaped beam with slanting strut and ballast  Type B. Cross-shaped beam with slanting strut but no ballast Type C.#-shaped beam without ballast	Type A. Cross-shaped beam with slanting strut and ballast  Type B. Cross-shaped beam with slanting strut but no ballast Type C.#-shaped beam without ballast

QZT31.5(3883)(4075)(4264)
38 40  42
30
100
3
5
125×125×10 Angle steel
1.5×1.5×2.4
52/26/6.5
0.77
21/42
315
-20～+40
Type A. Cross-shaped beam with slanting strut and ballast  Type B. Cross-shaped beam with slanting strut but no ballast

Tower crane model	QTZ160	QTZ125	QTZ80	QTZ63
Strip type ballask block kg	4*5200	4*5200	4*5200	4*5200
Trapezoid type ballask block  kg	14*3450	14*3450	12*3450	12*3450
Ballast weight kg	69000	69000	62200	62200