skived and roller-burnished (SRB) or honed seamless tube for the manufacture of hydraulic cylinders.
Material: cold-drawn or hot-rolled seamless tube.
Steel grade: E355 (St 52.0)*
Delivery condition: +SR (BK+S) / +AR
Dimensional tolerances: Ø O.D. according to EN10305-1 (ex DIN 2391) for cold-drawn tubes. EN10297-1/EN10220 (ex DIN1629/DIN2448) for hot-rolled tubes. Ø I.D. ISO H8-H10 (see dimensional range).
I.D. Roughness: max. Ra 0,4μm according to DIN EN ISO 4287/88.
Straightness: between 0,5-1,00/1000mm.
Eccentricity: according to ISO 4394/1.
Fields of applications:
- Hydraulic machinery
- Hydraulic cylinders for earth moving machine, wind mills and parabolic trough plants
- Hydraulic accumulators
- Cranes and lifting platforms
* S355J2H (St 52-3N) and high-performance low carbon steel grades (HC460, HC540, HC620 and HC650) are available on request.
Technical information. Standards and materials. Access.