• Ningbo WeiWo Electromechanical Tech Co.,Ltd.
    We do business with each other for long time and will continue our cooperation. Quality partner!
  • Ningbo WeiWo Electromechanical Tech Co.,Ltd.
    Alexiou Aris
    Good quality and competitive price, I'm sure we will go further and further!
  • Ningbo WeiWo Electromechanical Tech Co.,Ltd.
    Work together long time, we like friends each other, easy to get along with, very pleasant cooperation!
Contact Person : Leela
Phone Number : 86-13586885132
WhatsApp : +8613586885132

Chrome Plating Od 20mm Hydraulic Cylinder Piston Rod Shock Absorber Parts

Place of Origin NINGBO
Brand Name WEIWO
Certification IATF16949:2016
Model Number K30-50-2026
Minimum Order Quantity 200 sets
Price USD0.6 ~ 0.8 /set
Packaging Details 10-50 PCS in one carton or plastic blister tray, outside wooden pallet or wooden box.
Delivery Time 15-25days after PO confirmed
Payment Terms L/C, T/T, Western Union
Supply Ability 500 sets per day
Product Details
Outer Diameter 20MM Total Length 185MM
Roughness Ra0.1/Rz0.2-0.4 OD 6-35mm
Chromed Thickness 10-25um Hardness HRC35-65
High Light

od 20mm hydraulic cylinder piston rod


chrome plating hydraulic cylinder piston rod


iatf16949 shock absorber parts

Leave a Message
Product Description

Shock Absorber Chrome Plating Hydraulic Cylinder Piston Rod




Steel Material 45# DIN CK45 / JIS 45C and 35 # DIN CK35 / JIS 35C
Chrome Thickness 10~25 μm
Chrome Hardness 850 HV Min
Roughness Ra 0.2 Micron Max
Straightness 0.2/1000mm
Yield Strength According to the steel material and customer requirement
Tensile Strength According to the steel material and customer requirement
Elongation According to the steel material
Bend Test According to customer requirement


Our main products:

piston rod for automobile single cylinder shock absorber, piston rod for adjustable force shock absorber, piston rod for modified vehicle shock absorber (for hollow piston rod), piston rod for assembly shock absorber, tray type shock absorber Piston rods, piston rods for piston dampers, piston rods for steering dampers, piston rods for truck dampers, and other high-end auto parts. As well as guide columns for hydraulic and pneumatic, engineering machine, plastic machinery, roller for packaging machinery and printing machinery, shaft for textile machinery and conveying machinery, linear optical axis for linear motion, etc.


Manufacturing Main Process description:
1. Hydraulic Steel Raw Material Cutting
2. CNC Machining + additional broaching and milling operations
3. Induction Hardening
4. Chrome Plating
5. Dehydrogenation and Tempering
6. Polish and Superfinish Polish
7. 100% Inspection
8. Craft Boxes and Wooden Case Packaging



Surface treatment Blackening, polishing, anodize, chrome plating, zinc plating, nickel plating, grinding…
Quality Assurance IATF16949:2016 certified/SGS/TUV
Drawing formats Solid works, Pro/Engineer, AutoCAD, UG, PDF




Equipment used

Japan 5-axis TSUGAMI-B-038T CNC turing machine
Japan 4-axis GAMA DMN-650 machining center
Cylindrical Bore Grinders
Wire EDM
Magnetic grinding machine/ grinding Vibration machining
Ultrasonic cleaning machine
Vacuum packing machine






Inspection device

VMS2.5d measuring machine
Japan Mitutoyo tool microscope
Japan Mitutoyo digimatic micrometer
Japan Mitutoyo hardness tester
Japan Mitutoyo calipers
Japan Mitutoyo dial indicator
Japan Mitutoyo height measuring tool
Japan Mitutoyo tubular inside micrometer
Japan Marble platform
Go No Go gauge
Electronic digital display caliper Ring gauges


Industry used

Machinery; heavy duty equipment; electronic device; Auto spare parts; optical telecommunication…


Our Services & Strength
"Professional technology and perfect service mechanism are the service tenet of the company"

1. All the accessories including the internal shaft of air spring are produced and processed by ourselves to control the quality of all links and the cost.

2. More than 15 years experience in shaft and air spring processing and design.

3. There are more than 300 cooperative enterprise customers in China.

4. Free Sample Offer & Small Order Welcomed.

5. Physical factories have been in operation for many years.

6. Factories take the lead in automating production and processing.

7. Quick drawing, quick reply and quick delivery.

Other questions:

Q1. Are you a Manufacture or Trading Company?
A1:We are manufacturer. We have been in this line for more than 10 years

Q2. What kinds of parts can you supply?
A2: 1. Piston rod  2. Oil seal 3. Rubber parts 4. Pistons. 5. Stamping parts 6. Powder metallurgy parts etc.

Q3. What is your production Lead Time?
A3: 5 working days for goods in stock ,15-45 days for mass products.

Q4. What is your payment way?
A4:We accept payment by western union, T/T, L/C. Normally. 30% deposit in advance, 70% balance before shipment.



Chrome Plating Od 20mm Hydraulic Cylinder Piston Rod Shock Absorber Parts 0