Tenaris produces a wide range of hot rolled and cold drawn tubes in carbon, carbon micro-alloyed and special alloy steels used as hydraulic cylinder body, piston rods and telescopic cylinders by the most important world-wide earth moving machinery manufacturers, as well as by producers of lifts, tracks, tractors, dock cranes and hydraulic actuators.

Tenaris's tubes for hydraulic cylinders are characterized by tight dimensional tolerances, controlled surface quality, high steel cleanliness and guaranteed eccentricity. They are manufactured in accordance with the most important international standards and norms: EN 10305-1, BS 5242-1, ISO 4394-1, DIN 2391-2, NF–A 49310 for cold drawn tubes and EN 10297-1, ASTM A 519 for hot rolled.