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shock absorber piston rod
shock absorber piston rod
Supplier Info
[China Supplier]
Contact Person : Ms. Xiao Yuan
Tel : 86-574-87529744
Fax : 0574-87529744
Product Detail
Shock Absorber Piston Rod 1.Material:SAE1035/SAE1045/SAE5140 2.Surface:Hard Chromed 3.Surface roughness:Ra0.1/Rz0.2~0.4
MaterialAccording to user requirements(SAE1035/SAE1045/SAE5140)
SpecificationsΦ4 ~ Φ40
Length30-1000
Straightness0.02x250
Roundness0.005
Cylindricity0.01
Concentricity0.04
Machining accuracyISO 2768-1-f
Surface roughnessRz0.2~0.4 / Ra0.1
Induction hardnessHRC35~HRC51
Case depth0.4~1.0
Axis hardnessHB220~280
Availability statusChromed
Thickness of chromedAccording to user requirements(5~40um)
Hardness900Hv(100gm)
Cracks30 ~ 60/mm
Salt spray48hrs no.9~500hrs no.7

Chemical Composition

CK35CK45
C0.32~0.39%0.42~0.50%
Mn0.50~0.80%0.50~0.80%
Si0.17~0.37%0.17~0.37%
Cr0.25% Max0.25% Max
Ni0.30% Max0.30% Max
Cu0.25% Max0.25% Max
Mechanical PropertiesCK35CK45
Tensile Strength530MPa600MPa
Yield Strength315MPa355MPa
Elongation20%16%

Standard Charpy

Impact Strength

55J39J
Core Hardness197HBS229HBS

Mechanical Properties

After Cold Drawn

CK35CK45
Tensile Strength630-860MPa900MPa Max
Yield Strength520 MPa Min650MPa Min
Elongation7% Min10% Min

Standard Charpy

Impact Strength

15J Min15J Min
Core Hardness200-240BHN200-240BHN
Ratio0.92 Max0.92 Max

shock absorber piston rod

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