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Hollow Hard Chrome Rod

Hollow Hard Chrome Rod

Professional manufacturer of Hard chrome rod for hydraulic, founded in 2004, major in honed tube, hydraulic tube, chrome rod, chrome bar, chrome shaft, at present we are biggest manufacturer and wholesaler in north of China. Hollow hard chrome rod Parameters Description Chemical Composition...

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Professional manufacturer of Hard chrome rod for hydraulic, founded in 2004, major in honed tube, hydraulic tube, chrome rod, chrome bar, chrome shaft, at present we are biggest manufacturer and wholesaler in north of China. 


Hollow hard chrome rod

Parameters Description

Material of Piston Rod

SAE1035/SAE1045

Specifications of Piston Rod

Φ6 ~ Φ50

Length of Piston Rod

80-700mm

Straightness of Piston Rod

0.2/1000mm

Roundness of Piston Rod

Ra 0.2micron (max)

Machining Accuracy of Piston Rod

ISO 2768-1-f

Surface Roughness of Piston Rod

Ra0.1 or Less Than Rz0.8

Surface Treatment Hardness

HRC30~HRC60

Quench Degress of Piston Rod

0.7-1.5

Surface Treatment of Piston Rod

Plated Chrome or Nickel

Plating Chrome Thickness of Piston Rod

According to user requirement

Electroplating Hardness of Piston Rod

HV800-1200

Salt spray of Piston Rod

48hrs - 120hours(Chromed)

Certificate

ISO9001


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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


Packing and Delivery 

1.Coated by antirust oil.  

2.1-2m plastics film covered both ends of bars, to avoid oil leak. 

3.Sheathed by paper carton tube, both end covered by roundness paper carton.

4.Cotton rope twined and bundled without interspace, to avoid any surfaced scratched.

5.Plastic film covered overall of bundled bars, to keep seal. 

6.(Options) Woven tarpaulin covered overall of bundled bars, to keep packing clear. 

7.Lifting belts on the middle of bundled bars. 

8.(Options) Wooden box packed.



Why Choice Us 

1.Professional, rich experience, reliable.

2.One-stop solution for honed tube, chrome rod.

3.Full range of size and material, ready stock goods with fast delivery

4.Customizable, non-standard sizes available

5.Small quantity acceptable

6.Refund or replace if any quality issue.



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