Description
HSG series flanged hydraulic cylinders have a sleek cylindrical shape with a sturdy flange at one end for mounting. The bodies are typically made of steel for a rugged appearance. The external surfaces are usually in industrial colors such as black or red, or can be customized to meet customer requirements.
The main purpose of these cylinders is to convert hydraulic energy into linear motion. This makes them ideal for applications that require a strong and controlled push and pull action. The end flanges provide a stable base that allows the cylinders to apply force without movement or misalignment.
In terms of pressure range, the HSG series can operate effectively over a wide range. They can typically withstand pressures ranging from 2,000 PSI to 5,000 PSI or higher for heavy-duty industrial needs. The stroke length (i.e., how far the piston rod can extend) is variable and can be tailored to the specific needs of the application, ensuring versatility in different situations.
Features of Flange-Mounted Hydraulic Cylinders
Fixed Mounting Interface
The flange provides a defined attachment point between the cylinder and the machine structure. Hole positions, locating features, and mounting dimensions can be specified to match the equipment.
Straight-Line Force Transfer
Flange mounting supports applications with a fixed cylinder position and a guided linear load path. Correct alignment helps limit unnecessary loading on the rod and guiding components.
Application-Specific Stroke
Stroke and retracted length can be specified together to suit the required movement and available installation space.
Flexible Connection Layout
Port positions and rod-end connections can be reviewed to accommodate hose routing, surrounding components, and assembly access.
HSG Series Flange Hydraulic Cylinder
At Topa, quality inspection of HSG series flanged hydraulic cylinders begins with a meticulous visual inspection. Our inspectors check each cylinder for any external defects. We then perform dimensional verification, measuring all aspects of the hydraulic cylinder with precision instruments to confirm that it meets standard specifications.
After this initial inspection, we perform a series of functional tests. High-pressure tests are performed on the cylinders to verify the limits of the cylinders and ensure that they can withstand the specified PSI without failure. We also perform a leak test to ensure the integrity of the seals. Only after a cylinder successfully passes these rigorous tests do we approve it for delivery, ensuring that customers receive a product that embodies the strength and reliability that Topa stands for.
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Selecting the Right Flange Mounting Arrangement
Confirm the Main Load Direction
Identify whether the cylinder mainly pushes, pulls, or carries substantial loads in both directions. The mounting position and supporting structure should be selected to suit these forces.
Match the Flange Interface
Check the flange thickness, hole diameter, hole spacing, and any locating features. A similar-looking flange may still require different mounting dimensions.
Check Alignment and Load Guidance
The rod should move in line with the load. If the machine mechanism changes angle during travel, the mounting arrangement needs further review. A fixed flange does not provide a pivoting connection.
Review Installation and Service Space
Allow space for the full rod travel, hose connections, mounting tools, and maintenance work. Port access should be checked with the cylinder installed in its intended position.






