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Piercing the billet is the most critical deformation process in the production of hot-rolled seamless steel tubes; its task is to transform a solid billet into a hollow blank.

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Piercing the billet is the most critical deformation process in the production of hot-rolled seamless steel tubes; its task is to transform a solid billet into a hollow blank.

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Tube rolling is the primary deformation process in the production of hot-rolled seamless steel tubes. Its function is to bring the wall thickness of the tube billet close to or equal to the wall thickness of the finished tube and to eliminate the longitudinal wall-thickness unevenness that arises during the piercing process.

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Tube rolling is the primary deformation process in the production of hot-rolled seamless steel tubes. Its function is to bring the wall thickness of the tube billet close to or equal to the wall thickness of the finished tube and to eliminate the longitudinal wall-thickness unevenness that arises during the piercing process.

Learn more +

Tube rolling is the primary deformation process in the production of hot-rolled seamless steel tubes. Its function is to bring the wall thickness of the tube billet close to or equal to the wall thickness of the finished tube and to eliminate the longitudinal wall-thickness unevenness that arises during the piercing process.

Learn more +

Our company manufactures various fixed-diameter and reduced-diameter machines, available in both two-roll and three-roll configurations. The production range for fixed and reduced diameters is φ26.5 to φ325 mm (after fixing/reducing the diameter).

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