Hydraulic Cylinder Tube – Cold Drawn Seamless Steel EN 10305-1, E355, For Honing & SRB

Our Hydraulic Cylinder Tubes are made from cold drawn seamless steel according to EN 10305-1 E355. Designed for precision honing or SRB (Superfinishing) processes, these tubes deliver

·Excellent dimensional accuracy and straightness
·Uniform wall thickness for consistent hydraulic performance
·Smooth inner surfaces for reduced friction and long service life

These tubes are widely used in:

·Hydraulic cylinders for industrial machinery
·Mobile hydraulics and construction equipment
·Automotive hydraulic systems
·Pneumatic actuators (where required)

 Key Features

·Material: EN 10305-1 E355 cold drawn seamless steel
·Suitable for honing or SRB processing
·Tight dimensional tolerance and straightness
·High-quality surface finish for smooth piston movement
·Available in custom diameters and wall thicknesses

 Technical Specifications Table

Manufacturing Process

1. Selection of high-quality E355 steel billets
2. Cold drawing to achieve seamless tube with precise OD and wall thickness
3. Straightening and surface inspection for high straightness
4. Optional processing: Honing or SRB to achieve ultra-smooth inner diameter
5. Final quality checks for dimensional accuracy and surface finish

 Applications

·Hydraulic cylinders for industrial machinery and construction equipment
·Mobile hydraulic systems in agriculture and automotive
·Pneumatic actuators (precision applications)
·High-pressure hydraulic systems requiring tight tolerances and smooth ID

 Advantages

·High dimensional accuracy and straightness
·Perfect inner surface for honing or SRB processing
·Reliable long-term performance in hydraulic applications
·Customizable sizes for various cylinder designs
·Suitable for high-pressure, high-load systems