Product Description
Name : honed tubes, honing pipe, hydraulic cylinder tubes, pneumatic cylinder tubes, honed pipe, honing tube, seamless honed steel tube, precision tubes, cold drawn honed tubes, skived tubes, skived and roller burnished tubes, skived pipes, SRB tube, SRB pipe, hydraulic SRB tube, hydraulic cylinder skived tubes
Popular standard and steel grade:
|
EN10305-1 |
E355 E235 E410 E470 C45E |
|
DIN2391-1 |
ST52 ST45 ST52.3 |
|
ASTM A519 |
SAE1571 SAE1045 SAE1026 |
|
GB/T |
20# 45# 16Mn Q345B Q345D Q345E 42CrMo 27SiMn |
Application: hydraulic cylinder, pneumatic cylinder,Jack, cylinder barrel
Manufacture Method: cold drawn, cold rolled, Hot rolled+Deep Hole Boring
Heat Treating Method/Delivery Condition:
|
BK |
BKS |
GBK |
NBK |
Q+T |
|
+C |
+SR |
+A |
+N |
Q+T |
|
Cold drawn |
Stress relieved |
Annealed |
Normalized |
QUENCHED + TEMPERED |
Hydraulic & pneumatic tube size and parameters:
|
Manufacture method |
Cylinder ID (mm) |
Length (m) |
Straightness (mm/m) |
Tolerance on ID |
Tolerance on WT |
Roughness (μm) |
|
Cold drawn |
40-420 |
≤16M |
0.2-0.5 |
Depends on requirement |
±8% |
0.8-1.6 |
|
Cold rolled |
30-100 |
≥14M |
0.2-0.5 |
Depends on requirement |
±5% |
0.8-1.2 |
|
cold drawn- honed |
40-420 |
14M |
0.2-0.3 |
H8-H9 |
±8% |
0.2-0.8 |
|
Cold drawn-skived & burnished |
40-300 |
9M |
0.2-0.3 |
H8-H9 |
±8% |
≤0.4 |
|
Deep hole boring- honed |
50-1000 |
12M |
0.2-0.3 |
H8-H9 |
±8% |
≤0.8 |
|
Deep hole boring- skived |
50-300 |
9M |
0.2-0.3 |
H8-H9 |
±8% |
≤0.4 |
Mechanical property:
|
Final Supply Condition |
Cold finished (Hard)(BK) |
Cold drawn and stress-relieved (BK+S or + SR) |
Hardness HB |
|||
|
Parameters |
T.S obN/mm2 |
Elongation δ5% |
T.S obN/mm2 |
Y.S OsN/mm2 |
Elongation δ5% |
|
|
20# (A106B, ST45, E255) |
>=550 |
>=8 |
>=520 |
>=375 |
>=12 |
175 |
|
45#(CK45) |
>=650 |
>=5 |
>=600 |
>=500 |
>=10 |
190 |
|
Q345B(ST52, E355) |
>=640 |
>=5 |
>=600 |
>=520 |
>=15 |
190 |
|
25Mn |
>=640 |
>=5 |
>=600 |
>=510 |
>=15 |
195 |
|
27SiMn |
>=840 |
>=5 |
>=720 |
>=600 |
>=10 |
210 |
Chemical Properties:
|
Material |
C% |
Mn% |
Si% |
S% |
P% |
|
20# |
0.17-0.23 |
0.35-0.65 |
0.17-0.37 |
≤0.035 |
≤0.035 |
|
ST45 |
≤0.21 |
≥0.4 |
≤0.35 |
≤0.571 |
≤0.571 |
|
E255 |
≤0.21 |
0.4-1.1 |
≤0.35 |
≤0.571 |
≤0.571 |
|
45# |
0.42-0.50 |
0.50-0.80 |
0.17-0.37 |
≤0.035 |
≤0.035 |
|
Q345B |
≤0.20 |
≤1.70 |
≤0.50 |
≤0.035 |
≤0.035 |
|
E355 |
≤0.22 |
≤1.6 |
≤0.55 |
≤0.571 |
≤0.571 |
|
ST52 |
≤0.22 |
≤1.6 |
≤0.55 |
≤0.04 |
≤0.04 |
|
25Mn |
0.22-0.29 |
0.70-1.0 |
0.17-0.37 |
≤0.035 |
≤0.035 |
|
27SiMn |
0.24-0.32 |
1.10-1.40 |
1.10-1.40 |
≤0.035 |
≤0.035 |
Tolerance on ID:
|
ID |
Tolerance for ID (μm) |
|||
|
H7 |
H8 |
H9 |
H10 |
|
|
30 |
+21 0 |
+33 0 |
+52 0 |
+84 0 |
|
>30-50 |
+25 0 |
+39 0 |
+62 0 |
+100 0 |
|
>50-80 |
+30 0 |
+46 0 |
+74 0 |
+120 0 |
|
>80-120 |
+ 35 0 |
+ 54 0 |
+87 0 |
+140 0 |
|
>120-180 |
+40 0 |
+63 0 |
+100 0 |
+160 0 |
|
>180-250 |
+46 0 |
+72 0 |
+115 0 |
+185 0 |
|
>250-315 |
+52 0 |
+81 0 |
+140 0 |
+210 0 |
|
>315-400 |
+57 0 |
+89 0 |
+170 0 |
+230 0 |
Part of size list (ID*OD)
|
40*50 |
100*127 |
240*273 |
||
|
40*55 |
110*130 |
250*266 |
||
|
50*60 |
120*140 |
250*280 |
||
|
50*63 |
120*145 |
250*300 |
||
|
60*70 |
125*140 |
280*323 |
||
|
60*73 |
125*145 |
280*325 |
||
|
63*73 |
140*165 |
300*320 |
||
|
63*76 |
140*168 |
300*356 |
||
|
70*80 |
150*180 |
320*340 |
||
|
70*82 |
160*184 |
320*356 |
||
|
70*85 |
160*194 |
320*370 |
||
|
80*90 |
170*200 |
350*370 |
||
|
80*92 |
180*210 |
400*420 |
||
|
80*95 |
200*216 |
|||
|
80*100 |
200*220 |
|||
|
90*102 |
200*232 |
|||
|
90*105 |
200*245 |
|||
|
100*114 |
220*250 |
|||
|
100*121 |
220*273 |
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Certification: | GS, ISO9001 |
|---|---|
| Pressure: | High Pressure |
| Work Temperature: | High Temperature |
| Acting Way: | Single Acting |
| Working Method: | Straight Trip |
| Adjusted Form: | Regulated Type |

How does a single-acting hydraulic cylinder handle variations in cylinder size and capacity?
A single-acting hydraulic cylinder is designed to handle variations in cylinder size and capacity. Here’s a detailed explanation:
Single-acting hydraulic cylinders are versatile components used in various applications that require linear force and movement. They are available in different sizes and capacities to accommodate a wide range of operational requirements.
Here are some key aspects of how single-acting hydraulic cylinders handle variations in cylinder size and capacity:
1. Bore Diameter: The bore diameter of a single-acting hydraulic cylinder determines its size. Cylinders with larger bore diameters are capable of exerting greater force and accommodating larger loads. Manufacturers offer single-acting cylinders with a range of bore sizes, allowing users to select the appropriate cylinder size based on the desired force output for their specific application.
2. Stroke Length: The stroke length of a single-acting hydraulic cylinder refers to the distance the piston can travel within the cylinder. Longer stroke lengths enable the cylinder to extend or retract over a greater distance. Single-acting cylinders are available with various stroke length options to meet different operational requirements.
3. Piston Rod Diameter: The piston rod diameter of a single-acting hydraulic cylinder affects its strength and load-bearing capacity. Cylinders with thicker piston rods can withstand higher loads and provide increased stability. Manufacturers offer single-acting cylinders with different piston rod diameters to accommodate variations in load capacity.
4. Load Capacity: Single-acting hydraulic cylinders are designed to handle different load capacities. The load capacity is influenced by factors such as the cylinder’s bore diameter, piston rod diameter, and overall construction. Manufacturers provide specifications and guidelines indicating the maximum load capacity that a particular single-acting cylinder can safely handle.
5. Customization: In some cases, users may require single-acting hydraulic cylinders with specific size and capacity requirements that are not readily available as standard options. In such instances, manufacturers often offer customization services, allowing customers to order cylinders tailored to their unique specifications.
It is crucial to select a single-acting hydraulic cylinder with the appropriate size and capacity for a given application. Factors such as the required force output, load capacity, and operational conditions should be considered when choosing the cylinder size and capacity.
In summary, single-acting hydraulic cylinders handle variations in cylinder size and capacity through the availability of different bore diameters, stroke lengths, and piston rod diameters. Manufacturers offer a range of options to meet various load requirements, and customization services are available for unique applications. By selecting the right cylinder size and capacity, users can ensure optimal performance and reliability in their hydraulic systems.

How does a single-acting hydraulic cylinder handle variations in cylinder stroke and extension?
A single-acting hydraulic cylinder is designed to handle variations in cylinder stroke and extension efficiently. Here’s a detailed explanation:
Single-acting hydraulic cylinders operate by applying force in one direction, typically through the extension of the piston. They utilize hydraulic fluid pressure to generate and control the force exerted by the cylinder. Here are some key points on how single-acting hydraulic cylinders handle variations in cylinder stroke and extension:
1. Adjustable Stroke Length: Single-acting hydraulic cylinders can be designed with an adjustable stroke length feature. This allows users to modify the distance the piston can extend, accommodating different requirements and variations in stroke length. By adjusting the cylinder’s stroke, it becomes possible to control the range of motion and extension of the piston, ensuring compatibility with specific applications.
2. Customizable Mounting Options: Single-acting hydraulic cylinders offer various mounting options to facilitate flexible integration into different systems. The mounting configuration can be customized to suit the specific requirements of the application. Different mounting styles, such as flange mounts, foot mounts, or clevis mounts, provide versatility in accommodating variations in cylinder stroke and extension while maintaining stability and proper alignment.
3. Control Valve Regulation: Control valves play a critical role in regulating the flow of hydraulic fluid into and out of the cylinder. By controlling the rate of fluid flow, the valves enable precise control over the extension and retraction of the piston. Adjusting the valve settings allows for fine-tuning of the cylinder’s stroke and extension, ensuring accurate and controlled movement.
4. Position Sensing Devices: Single-acting hydraulic cylinders can be equipped with position sensing devices, such as linear transducers or proximity sensors. These devices provide feedback on the cylinder’s position and extension, allowing for real-time monitoring and control. By detecting and measuring variations in stroke length and extension, position sensing devices enable precise positioning and ensure consistent performance.
5. Cylinder Cushioning: To handle variations in cylinder stroke and extension, single-acting hydraulic cylinders may incorporate cushioning mechanisms. Cushioning helps to dampen the impact during the piston’s approach to the end of its stroke, reducing shock and minimizing the risk of damage. The cushioning feature allows for controlled deceleration and smooth operation, regardless of variations in stroke length.
It is important to consider the specific application requirements and consult the manufacturer’s guidelines to ensure proper handling of variations in cylinder stroke and extension. Manufacturers often provide recommendations and technical specifications to ensure optimal performance and safe operation.
In summary, single-acting hydraulic cylinders handle variations in cylinder stroke and extension through adjustable stroke length, customizable mounting options, control valve regulation, position sensing devices, and cushioning mechanisms. These features allow for precise control, flexibility, and reliable performance in a wide range of applications.

How does a single-acting hydraulic cylinder contribute to controlled and precise movement?
A single-acting hydraulic cylinder plays a significant role in providing controlled and precise movement in hydraulic systems. Here’s a detailed explanation:
1. Hydraulic Pressure Control: The movement of a single-acting hydraulic cylinder is controlled by regulating the hydraulic pressure supplied to the cylinder’s pressure chamber. By adjusting the pressure, the speed and force of the cylinder’s movement can be controlled. This enables precise control over the extension or retraction of the piston, allowing for controlled and precise movement of the load.
2. Flow Control Valve: Single-acting hydraulic cylinders are often equipped with flow control valves, which further enhance control over the cylinder’s movement. The flow control valve regulates the rate of fluid flow into and out of the cylinder, thereby controlling the speed of the piston’s movement. By adjusting the flow control valve, the movement can be fine-tuned to achieve the desired speed and ensure precise positioning of the load.
3. Cylinder Bore Size and Piston Area: The size of the cylinder bore and the piston area also contribute to controlled and precise movement. A larger cylinder bore and piston area provide a higher force output for a given hydraulic pressure. This allows for finer control over the movement, as smaller changes in pressure result in smaller changes in force. The larger piston area also reduces the effects of internal friction, enabling smoother and more precise movement.
4. Control Systems: Single-acting hydraulic cylinders can be integrated into control systems that provide advanced control and automation capabilities. These control systems can utilize sensors, feedback mechanisms, and programmable logic controllers (PLCs) to precisely control the movement of the cylinder. By incorporating closed-loop control and feedback, the system can continuously monitor and adjust the cylinder’s position, speed, and force, ensuring highly controlled and precise movement.
5. Position Feedback: To achieve precise movement, single-acting hydraulic cylinders can be equipped with position feedback mechanisms, such as linear position sensors or encoders. These sensors provide real-time feedback on the position of the piston, allowing for accurate control and positioning of the load. The position feedback information can be used to adjust the hydraulic pressure or flow rate, ensuring the desired position is achieved with high accuracy.
6. Damping and Cushioning: Single-acting hydraulic cylinders can incorporate damping and cushioning mechanisms to control the deceleration and impact forces at the end of the cylinder stroke. These mechanisms help prevent sudden stops or jerky movements, contributing to smoother and more controlled motion. Damping and cushioning improve the precision of the cylinder’s movement, particularly in applications that require delicate handling or where abrupt stops can cause damage.
7. System Calibration and Tuning: Achieving controlled and precise movement with a single-acting hydraulic cylinder often involves system calibration and tuning. This process involves adjusting the hydraulic parameters, such as pressure, flow rate, or valve settings, to optimize the system’s performance and achieve the desired movement characteristics. Calibration ensures that the hydraulic system operates within the desired range and delivers accurate and repeatable movement.
In summary, a single-acting hydraulic cylinder contributes to controlled and precise movement through hydraulic pressure control, flow control valves, cylinder bore size and piston area, control systems, position feedback, damping and cushioning mechanisms, and system calibration and tuning. These factors work together to provide accurate, smooth, and controlled motion in hydraulic systems, allowing for precise positioning and handling of loads.


editor by Dream 2024-04-26