• Ningbo WeiWo Electromechanical Tech Co.,Ltd.
    Mike
    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.
    Brian
    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

12.5mm Coaxiality 0.05 Shock Absorber Rod With Chrome Plated HRC 35

Place of Origin NINGBO
Brand Name WEIWO
Certification IATF16949
Model Number K25-50-1209-5
Minimum Order Quantity 150 sets
Price USD0.8 ~ 1.1 /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 12.5MM Total Length 270MM
OD Of One End M8 X 1.25 OD Of Another End M10 X 1.25
Material S 45 C HRC > 48
Surface Roughness Rz0.2~0.4 / Ra0.1max Salt Spray 48hrs - 120hours(Chromed)
High Light

0.05 Shock Absorber Rod

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HRC 35 hydraulic piston rod

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12.5mm shock absorber rod

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Product Description

12.5mm Coaxiality 0.05 Mechanical Hollow Shaft With Chrome Plated HRC35-65

 

 

Descriptions of Chrome Plating Mechanical Hollow Shaft

Outer Diameter Ø12.5(-0.01/-0.03)
Total Length 270mm
Steel Material CK45/ ST52/ 20MnV6/ 42CrMo4/ 40Cr/ bearing steel/ stainless steel
Tolerance ISO f7
Chrome thickness 20~30micron
Hardness of the chrome layer 950 HV Min
Roughness Ra 0.2micron (max)
Straightness 0.2/1000mm
Yield Strength ≥350 MPa
Tensile Strength ≥580 MPa
Elongation ≥ 15%

 

Supply condition

1. Hard Chrome Plated
2. Induction Hardened
3.Quenched & Tempered
4.Induction hardened with Q&T

 

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

 

Chemical Composition

Material C% Mn% Si% S% P% V% Cr%
Ck45 0.42-0.50 0.50-0.80 0.17-0.37 ≤0.035 ≤0.035   ≤0.25
ST52 ≤0.22 ≤1.6 ≤0.55 ≤0.04 ≤0.04 0.02-0.15  
20MnV6 0.17-0.24 1.30-1.70 0.10-0.50 ≤0.035 ≤0.035 0.10-0.20 ≤0.30
42CrMo4 0.38-0.45 0.50-0.80 0.17-0.37 ≤0.035 ≤0.035 0.07-0.12 0.90-1.20
40Cr 0.37-0.45 0.50-0.80 0.17-0.37 ≤0.035 ≤0.035   0.80-1.10

 

Mechanical Properties

Material T.S N/MM2 Y.S N/MM2 E%(MIN) CHARPY CONDITION
CK45 610 355 15 >41J NORMALIZE
CK45 800 630 20 >41J Q + T
ST52 500 355 22   NORMALIZE
20MnV6 750 590 12 >40J NORMALIZE
42CrMo4 980 850 14 >47J Q + T
40Cr 1000 800 10   Q + T

 

Description:

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
Oven
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…

 

Advantage of Product
1)Professional & skilled, reliable.
2)One-stop total solution
3)ready stock goods with fast delivery
4)Customizable: Non-standard sizes are also available
5)Small quantity is acceptable
6)Cash back: Refund or replacement for any product faulty

 

Picture:

12.5mm Coaxiality 0.05 Shock Absorber Rod With Chrome Plated HRC 35 0