50 Tons 45M 251Kw Truck Crane QY50K5D Cranes Mobile Cranes with Jib Boom from China Top Brand Factory
Outriggers
Four outriggers, H-type arrangement, dual-stage outrigger beam. Hydraulic control is used to extend and retract the outrigger beams and jacks. There are manual control levers fitted at each side of the chassis. There is a level gauge and a speed regulating button on each control panel. Each outrigger jack is equipped with a dual-way hydraulic lock. Float dimension: Φ450 mm Reaction force of outrigger at max. lifting load: 494kN
Transmission
Mechanical transmission, 9-forward speed and 1-reverse speed, with a synchronizer
Axle
High strength axles, made by famous manufacturer. 1st and 2nd axles are for steering, and 3rd and 4th axles are for driving.
Hydraulic system
Gear pump driven by chassis engine is used for lifting, luffing, telescoping and slewing operations. Special throttle load sensing design, more stable system minimum flow, more reasonable system rigidity, more prominent fine-control and smoothness; dual-pump confluence technology for lifting, luffing and telescoping operations; air-cooled hydraulic oil cooler is fitted. Hydraulic oil tank capacity: 735 L
Control system
Pilot hydraulic proportional control through left and right levers is used for controlling the superstructure. Stepless speed
regulation is available
Slewing system
A single-row, four-point contact-ball external slewing bearing is driven by hydraulic motor, with built-in planetary gear reducer and constant-closed brake equipped, and may continuously slew 360°. Power control and free slewing function as well as stepless speed regulation are available.
Product Specifications
Certification
GS, CE, ISO9001
Maximum Lifting Height
54m
Maximum Lifting Weight
50ton
Rated Power
251kw/1900(R/Min)
Max. Traveling Speed
90km/H
Min. Turning Diameter
24m
Fuel Consumption Per 100 Km
35L
Longest Main Boom + Auxiliary Boom
54m
Wheel Base
1470+4150+1350mm
Track (Front/ Rear)
2032/1854mm
Transport Package
Suitable to Transmission
Specification
14375*2650*3480mm
Production Capacity
1000 Units/Month
Detaied Photos
Company Overview
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