China Jdparts Professional Doosan Excavator Dx60 Arm Boom Bucket Hydraulic Cylinders

Range of hydraulic cylinders
Our professional design includes the production of hydraulic cylinders up to:
> max pressure: 750Mpa
> max length: 6000mm
> max stoke: 5000mm
> max tube: 1500mmWe provide seals kits NOK and Parker and the range of our products consists of:
> construction hydraulic cylinder
> excavator hydraulic cylinder
> dozer hydraulic cylinder
> loader hydraulic cylinder
> telescopic cylinder
> industry cylinder
> boat cylinder
>mining cylinder
> small cylinder
> piston cylinder
> double cylinderOur cylinders are suitable for all brands of construction machinery, for example:
Komatsu, Hitachi, Caterpillar, Sumitomo, Kobelco, Doosan, Volvo, Hyundai, Xiagong,
Longgong, Shantui, and many others.
SpecificationsMaterialtube 25Mnbcylinder rod 45#max length 12mmax cylinder tube diameter 1.5m Test pressure32.4Mpa (330kgf/mm2)Overload unloading pressure (setting pressure of unloading valve) 35.3Mpa (360kgf/mm2)Max test pressure 44.1Mpa (450kgf/mm2)Instantaneous boost pressure 34.3Mpa (350kgf/mm2)Cylinder output flow 420L/min.Cylinder rod surfacehigh-frequency heat treatment HRC52-60thickness of hardening layer 2.0-3.0mmchromium plating 0.025mm HV850Carburizing or high-frequency heat treatment of the inner surface of the bearing bush HRC52-60, thickness 1.5-2. After assembly and testing, the oil port is blockedOperating temperature range of lubricating oil -20oC/+90oCDuring the initial operation,all air should be fully discharged and the pressure should be lower than the set pressure of the safety valvePainting requirements: primer and finish color are original colorsWooden case packingAll service Right from China JDparts