Sema system technology has for decades been a famous supplier to the steel and tube industry. As a specialist in customized solutions offers sema systems for straightening, testing, cutting and packaging of semi-finished and complete finishing lines.

Sema straightening machines ensure that pipes and tubes are produced with the utmost straightness and precision.
We manufacture

  • 6- and 10 roll straightening machines for tubes and rods,
  • 2-rod straightening machines for rod steel or horizontal- and vertical straightening equipments for copper, brass and aluminium
  • and straightening presses etc. as customer specific specialised solutions

High structural rigidity, the consistent use of servo motors and ultra-modern control systems: sema straightening machines guarantee perfect straightness, ovality and surface characteristics with outstanding ease of use.


sema Systemtechnik GmbH & Co.KG
Bredenhop 27
32609 Hüllhorst

Tel.: +49 5744 9318-0
Fax: +49 5744 9318-91
E-mail info(at)

Contact person

Michael Braetz
Managing Partner

Tel.: +49 5744 9318 11
E-mail m.braetz(at)