Datong Hydraulic ST52 Unhoned Tube
ST52 unhoned tubes has been drawn but no surface finish process has taken place. Unhoned tube we can also call it cold drawn seamless tube or ready to honed tubes.
We offer a limited range of ST52 Cold Drawn Seamless and Hot Finished Unhoned Cylinder Tubes suitable for honing. The sizes offered are more machine specific. Made from ST52
& E355 Cold drawn seamless & hot finished tube
Cylinder Tubes (Honed and Unhoned)
Typical Chemical Composition %
MIN MAX
Carbon 0.25
Manganese 0.30 – 0.90
Phosphorous 0.40
Silicon 0.35
Sulphur 0.50
Mechanical Properties
Tensile Strength Mpa Min 500
Yield Strength Mpa Min 400
Elongation Min 15
Datong Hydraulic stock largest range of ST52 Honed & ST52 Unhoned Cylinder Tubes. we have Advanced production equipment,High quality raw material,Strict quality control and Safe packing. pls contact us for more details if you have any inquiry.
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