CK45 42CrMo4 Hard Chromed Plated Piston shaft rod For Hydraulic Cylinder

Products Details

Diameters 6-300mm
Length 100mm-1200mm
Steel grade DIN CK45JIS 45C ASTM 1045 SAE 1045 AISI 1045
Tolerance ISO f7
Chrome thickness 20μm(min)
Hardness of the chrome layer 850HV(min)
Roughness Ra 0.2μm(max)
Straightness 0.2/1000mm
Mechanical Properties(ck45) Yield strength≥20Mpa Tensile strengh≥80 MpaElongation≥5%
Supply condition 1.Hard chrome plated
2.Induction hardened
3.Quenched & Tempered
4.Induction hardened with Q&T

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

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

Anti-rust oil to each rod

Anti-rust oil to each rod

Paper sleeve to each rod 

Or According To Customer's Requirements.

We Aim To Your Satisfaction !

Mainly used for hydraulic cylinders, pneumatic cylinders, guide pillars in the following equipments: Construction Machinery, Manipulators,Mining Machinery, Texitile Machniery, Printing Machinery.

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