QAY25 All Terrain Crane adopts 4-section
box type powered telescoping, with all-round hexagonal
boom profile, made of high-tensile structural steel,
with longitudinal reinforcement for improving partial
stability of boom lower plate, better lateral rigidity
for boom. 5 sheaves at boom head, the 2nd, 3rd sections
and the top one synchronously telescope, telescoping
system contains double-action cylinder and wire ropes,
and with holding valve fitted in the cylinder. 2-axle
chassis with environment engine, all axle drive, all
wheel steering and crab walk possible, equipped with
advanced hydro-pneumatic suspension and off-road tires,
suitable for variable complicated ground conditions.
The vehicle can travel on various rough road, operate
360癴ull circle, and also on mid-extended outrigger
or on tires, and travel with a suspended load.