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fast-erecting tower crane, 1 Track Rail Installation or Hydraulic Supports, 2 Can move carrying load, 3 self rising, 4 Patent - details see: https://www.machineto.com/self-fast-erecting-tower-crane-qtk20-10103549

Self erected Crane QTK20,is a new type of tower crane developed by Institute of Building

Mechanization China Academy of Building Research.

QTK20 is an entirely delivered and quickly erected machine for vertical and horizontal transportation.

It is suitable for civilian constructions from 7 to 10 storeys(10-11storeys when jib upwards,

less than 8 storeys when jib is level). Besides, QTK25 can also be used for transportation and

stack of goods in workshops, freight yards, rail stations, docks etc. It is also a kind of mobile hoisting

and conveying machine

Main Specifications
Maximum Hoisting Capacity	t	2		Gauge/Axial range	m	3.2/3.2
Hoisting Moment	t.m	23.54		Self weight	t	10.5
Maximum Hoisting Height	m	23/35 horizontal jib /elevating jib		Balance weight	t	12.5

R(m)	11.7~3	12	14	16	18	20	22	24	25
Q(kg)	2000	1941	1615	1397	1195	1052	937	840	800	21m	800kg