Micro Alloy Steel Chrome Piston Rod Chrome Plating With High Strength

Micro Alloy Steel Chrome Piston Rod Chrome Plating With High Strength

Detailed Product Description

1. Material: CK45, ST52, 20MnV6, 42CrMo4, 40Cr, HY4520, HY4700
2. ISO9001:2008

3. Yield strength: Not less than 355 MPa
4. Tensile strength: Not less than 610 MPa
5. Completed manufactured equipments, Advanced inspection apparatus

6. Application: Mining machinery industry, textile / printing industry and so
on

Detailed Description

1. CHEMICAL COMPOSITION(%)

Material

C%

Mn%

Si%

S%

P%

V%

Ni

Cr%< , br>
Mo

Cu

ck45

0.42-0.50

0.50-0.80

0.17-0.37

≤0.035

≤0.035

≤0.25

≤0.25

≤0.25

ST52

≤0.22

, ≤1.6

≤0.55

≤0.04

≤0.0 , 4

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

≤0.30

≤0.30

42CrMo

0.38-0.45
,
0.5-0.8

0.17-0.37

≤0.035

≤0.035

0.07-0.12

≤0.03

, 0.90-1.20

0.15-0.25

≤0.03

4 , 0Cr

0.37-0.45

0.50-0.80

0.17- , 0.37

≤0.035

≤0.035

≤0.3

0.80-1.1

≤0.03

HY4700

0.38-0.45
,
1.20 ~1.60

0.30~0.50

≤0.035

≤0 , .020

0.05～0.15

≤0.25

0.10 , ～0.20

≤0.15

0.25

HY4520

0.40 ~0.48

0.80 ~1.40

0.15 ~0.35

≤0.035

≤0.035

≤0. , 15

≤0.25

≤0.25

≤0.15

≤0.25

2. MECHANICAL PROPERTIES

Material

T.S / Rm(MPa)

Y.S / Rel(MPa)

A%

CHARPY

CONDITION

ck45

610

35 , 5

16

>41J

Normalized

ck45

800

540

20

>41J

Q+T

ST52

500

355

22

Normalized

20MnV6

750

590
,
12

>40J

Normalized

42CrMo4

980

850

14

>47J

Q+T

40Cr

1000

800

10

Q+T

3. MICRO ALLOY STEEL

Material

MECHANICAL PROPERTIES

Surface hardness(HBW)

Rm(MPa)

Rel(MPa)

A%

Z%

KU2(J)

HY4700

Φ35 - Φ100

900 - 1100

≥650

≥16

≥35

≥39

270-340

＞Φ100 - Φ140

850 - 950

≥600

≥16

≥35

≥39

270-340

HY4520

Φ40 - Φ100

750 - 900

≥520

≥19

≥40

≥39

230-290

＞Φ100～Φ140
< , br>750 - 900

≥520

≥17

≥35

≥39

230-290

4. SUPPLY CONDITION

Ground and chrome plated

5. CHROME THICKNESS

20 to 30 micron

6. SURFACE ROUGHNESS

Ra≤0.2 micron and Rt≤2 micron

7. TOLERANCES ON DIA

ISO f7 on the diameter

8.OVALITY

Half of the tolerance ISO f7

9. STRAIGHTNESS

≤0.2MM/M

10 .SURFACE HARDNESS

850-1150HV (vickers 100g)

11. COHESION

No craks,breaking or detaching after thermic shock(warming up at 300
celsius degrees

and cooling in water)

12. CORROSION RESISTANCE

Test in natural salt spray according to ASTM B 117-120hours

Results evaluation according to ISO 4540 RATING 7-10

13 .POROSITY

Test according to ISO 1456/1458 and result yaluation according to ISO
4540 rating 8-10

14. WELDABILITY

Good

15. PACKING

Anti rust oil to be applied on material and each rod to be packed in paper
sleeve

16. CERTIFICATE

All certificate related with material heat treatment and plating is
required

Meeting clients' requirements is our forever goal.

Benefit mutually and go forward hand in hand.

Micro Alloy Steel Chrome Piston Rod Chrome Plating With High Strength 0

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