Home > Products > Hard Chrome Plated Rod > CK45,ST52 Cr-plating Piston Rod, High Strength Round Hard Chrome Plated Rod
CK45,ST52 Cr-plating Piston Rod, High Strength Round Hard Chrome Plated Rod
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Product Details
Brand Name | HY | Place of Origin | China | |
Product Description
CK45,ST52 Cr-plating? piston? rod,? High Strength Round? Hard Chrome ?Plated? ?Rod
Cr-plating?piston?rod
Detailed?Product?Description
1.Material: 42CrMo4, 40Cr,?CK45,ST52,? 20MnV6
2.ISO9001:2008
3.Diameter:6~1000mm
4.length:1000~8000mm
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?certif
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