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Jdparts Offer Hitachi Excavator Ex450 Arm Boom Bucket Hydraulic Cylinders

China Jdparts Offer Hitachi Excavator Ex450 Arm Boom Bucket Hydraulic Cylinders, Find details about China Hitachi Ex350-5 Bucket Cylinder, Hitachi Ex350-5 Arm Cylinders from Jdparts Offer Hitachi Excavator Ex450 Arm Boom Bucket Hydraulic Cylinders

Origin
China
HS Code
8431499000
Origin
China
HS Code
8431499000
Jdparts Offer Hitachi Excavator Ex450 Arm Boom Bucket Hydraulic CylindersRange 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: 1500mm

We 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 cylinder

Our 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.

Jdparts Offer Hitachi Excavator Ex450 Arm Boom Bucket Hydraulic Cylinders
Specifications
  1. Material
  • tube 25Mnb
  • cylinder rod 45#
  • max length 12m
  • max cylinder tube diameter 1.5m
  •  
  1. Test pressure
  • 32.4Mpa (330kgf/mm2)
  1. Overload unloading pressure (setting pressure of unloading valve) 35.3Mpa (360kgf/mm2)
  2. Max test pressure 44.1Mpa (450kgf/mm2)
  3. Instantaneous boost pressure 34.3Mpa (350kgf/mm2)
  4. Cylinder output flow 420L/min.
  5. Cylinder rod surface
  • high-frequency heat treatment HRC52-60
  • thickness of hardening layer 2.0-3.0mm
  • chromium plating 0.025mm HV850
  1. Carburizing 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 blocked
  2. Operating temperature range of lubricating oil -20oC/+90oC
  3. During the initial operation,all air should be fully discharged and the pressure should be lower than the set pressure of the safety valve
  1. Painting requirements: primer and finish color are original colors
  2. Wooden case packingJdparts Offer Hitachi Excavator Ex450 Arm Boom Bucket Hydraulic Cylinders
All service Right from China JDparts

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