Tower Crane(QTZ31.5~315)

    This series of tower cranes, ranging from QTZ31.5 to QTZ315 has a horizontal jib frame, a jib-trolley radius-changing mechanism and a hydraulic self-raising mechanism. It is original in design, reliable in operation and satisfactory in shape. Equipped with all necessary safety devices, these cranes show a good speed-control capacity, satisfactory operating stability and high work efficiency. They can be widely used for the construction of high-rise hotels, residential buildings, high-rise industrial buildings, large-span factory buildings and tower-like buildings like tall chimneys.

1."#" shaped beam with no ballast;

2.Cross-shaped beam with slanting strut and ballast;

3.Cross-shaped beam with slanting strut but no ballast;

4.Mobile Tower cranes.

Tower crane model:

Model	QTZ315 (7035)	QTZ200 (7020)	QTZ160 (6516)	QTZ125A (6015) (5518)	QTZ100A (5515)	QTZ80A (6010) (5512)	QTZ63B (5610) (5013)	QTZ63C (5211)	QTZ40 (4708)	QTZ31.5 (3883) (4075) (4264)
Amplitude(m)	70	70	65	60/55	55	60/55	56/50	52	47/45	38/40/42
Independent height(m)	53	50	50	46	45	46	41	40	29	27
Max.height(m)	301	200	190	200	180	200	141	140	100	100
Max lifting capacity(t)	16	12	10	8	8	8	6	6	4	3
Assistant support frame	11	7	5	6	4	6	4	6	4	5
Main material	140×140×16 Angle steel welding		135×135×12 Square steel tube				1352×10 Reinforcing mast section 1352×12(square steel tube)	1602×16 Reinforcing mast section 1602×14(Angle steel)	1602×12 Angle steel	1252×10
Standard Mast Section Dimension	2.1× 2.1× 3	2.1× 2.1× 3	1.935× 1.935× 2.8	1.835× 1.835× 2.5	1.835× 1.835× 2.5	1.835× 1.835× 2.5	1.835× 1.835× 2.5	1.835× 1.835× 2.5	1.615× 1.615× 2.5	1.5× 1.5× 2.4

    For further information, please check the detailed parameter of different model in the product tabulation.