Their ability to withstand high stress, friction, and harsh environments makes them suitable for a wide range of industrial applications where reliable performance is essential.
Hydraulic Cylinder Bar
Chrome Plating and Surface Treatment: Hydraulic cylinder bars undergo a chrome plating process to enhance their wear resistance, corrosion resistance, and surface smoothness. The base metal and surface treatment play a crucial role in ensuring the durability and performance of the bars.
High-Stress and Friction Environments: These bars are designed to withstand high stress, friction, and harsh climatic conditions. They are specifically engineered to operate in demanding applications where durability and reliability are essential.
Quality and Uniformity: The quality of the base metal and the subsequent surface treatment are of utmost importance in hydraulic cylinder bars. These bars are manufactured to meet strict quality standards to ensure uniformity, high yield strength, and consistent performance.
Wear Resistance and Corrosion Resistance: Hard chrome plating provides excellent wear resistance, protecting the bar against abrasive forces and extending its lifespan. Additionally, the chrome plating offers corrosion resistance, making the bars suitable for various environments.
Wide Range of Applications: Hydraulic cylinder bars find applications in diverse industries such as agricultural machinery, production equipment, cranes, garbage compactors, lifters, and more. They are utilized in hydraulic and pneumatic cylinders for their strength, durability, and ability to withstand challenging operating conditions.
Specific Properties: These bars possess essential properties such as high yield strength, wear resistance, and surface smoothness, which are crucial for reliable operation in hydraulic systems.
Steel Grade according to different standards
China steel grades: GB standard |
45# Steel |
Germany steel grades: DIN standard |
CK45 |
Japanese steel grades: JIS standard |
S45C |
American steel grades: AISI Standard |
1045 |
Detailed Description
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 |
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 |
>41J |
NORMALIZE |
42CrMo4 |
980 |
850 |
14 |
>47J |
Q + T |
40Cr |
1000 |
800 |
10 |
- |
Q + T |
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