QTZ40 (B) (4708) tower crane

.3 [Performance Introduction]
, . This series of tower cranes has a width of 3 meters, a large working range, multiple working methods, and a wide range of applications. In addition, this series of tower cranes has a horizontal jib, trolley luffing, and hydraulic jacking. , novel structure, reliable operation, beautiful appearance, complete safety facilities, increased working speed, good speed regulation performance, stable operation and high efficiency. It is widely used in high-rise hotels, residential buildings, high-rise industrial buildings, large-span industrial plants and Tall chimneys and other tall tower buildings.
[Main parameters]

< />< />< /> < 3. - Project
3. - Parameter value
< . - (, ,) Rated lifting capacity (.)
. - .
< . - (, ,)Maximum lifting capacity
. -
< . - (, ,)Working range
. - . r～
< . - (, ,)Lifting height
. -
< . - (, ,)Maximum rated lifting capacity
. - .
< . - :. (, ,)Lifting speed
. - . (, ,)Double rate
. - . ./3./3
< . - . (, ,) Quadruple ratio
. - . r././
< . - (, ,)Variable speed
. - . r./.3./
< . - (, ,)Rotation speed (r/)
. - . .3/
< . - (, ,)Jacking speed
. - .
< . - ( , ,)Tower body main limb material
. - .
< . - (, ,)Tower body section width
. -