Steel Hard Chrome Hydraulic Piston Rod Material 42CrMo4 , 40Cr 6 ~ 1000mm Diameter
Negotiable /Piece
Min.Order:1 Piece
Wuxi Jinlifang Seiko Technology Co., Ltd.
Quenched Chrome Piston Rod for Hydraulic Cylinder 1000mm - 8000mm Length
Custom ST52 , CK45 Hydraulic Cylinder Piston Rod Hard Chrome Plated finish
OEM Forged 20MnV6 , 42CrMo4 Quenched / Tempered Hydraulic Cylinder Rod 1000 - 8000mm Length
CK45 , 42CrMo4 High Precision Piston Rod With Induction Hardened Or Chrome Plated
Customized CK45 Hot Rolled Hollow Piston Rod Ground and chrome plated ISO Approved
Chrome Plated Steel Pipe Bar, Hollow CK45 Piston Rod For Hydraulic Cylinder
42CrMo4, 40Cr Steel Hard Chrome Piston Rod / Rods 6 ~ 1000mm Diameter
Detailed Product Description
1. Material:CK45,ST52,20MnV6,42CrMo4,40Cr
2. Diameter:6~1000mm
3. length:1000~8000mm
4. ISO9001:2008
5. Ground and chrome plated
Detailed Description
1.CHEMICAL COMPOSITION
Material |
C% |
Mn% |
Si% |
S% |
P% |
V% |
Cr% |
Ck45 |
0.42-0.50 |
0.50-0.80 |
0.04 |
0.035 |
0.035 |
||
ST52 |
0.22 |
1.6 |
0.55 |
0.035 |
0.04 |
||
20MnV6 |
0.16-0.22 |
1.30-1.70 |
0.10-0.50 |
0.035 |
0.035 |
0.10-0.20 |
|
42CrMo4 |
0.38-0.45 |
0.60-0.90 |
0.15-0.40 |
0.03 |
0.03 |
0.90-1.20 |
|
40Cr |
0.37-0.45 |
0.50-0.80 |
0.17-0.37 |
0.80-1.10 |
2.MECHANCIAL 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 |
3. SUPPLY CONDITION
Ground and chrome plated
4. CHROME THICKNESS
20 to 30 micron
5. SURFACE ROUGHNESS
Ra≤0.2 micron and Rt≤2 micro
6. TOLERANCES ON DIA
ISO f7 on the diameter
7.OVALITY
Half of the tolerance ISO f7
8. STRAIGHTNESS
≤0.2MM/M
9. SURFACE HARDNESS
850-1150HV (vickers 100g)
10.COHESION
No cracks,breaking or detaching after thermic shock(warming up at 300 celsius degrees and cooling
in water)
11 .POROSITY
Test according to ISO 1456/1458 and result yaluation according to ISO 4540 rating 8-10
12 CORROSION RESISTANCE
Test in natural salt spray according to ASTM B 117-72hours
Results evaluation according to ISO 4540 RATING 7-10
13. WELDABILITY
Good
14. PACKING
Anti rust oil to be applied on material and each rod to be packed in paper sleeve
15. CERTIFICATE
All certificate related with material heat treatment and plating is required
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