Wirtschaftsvereinigung Stahlrohre e. V. in Düsseldorf

German Steel Tube Association

Products and manufacturing

Informations concerning the manufacturing of steel tubes are available in german language only.


Seamless, hot rolled tubes

Range of applications

  • Tubes for common applications
  • Boiler tubes
  • Tubes for the chemical and petrochemical industries
  • OCTG (Casing, Tubing, Drill Pipe)
  • Line Pipes
  • Mechanicals
  • Machined tube pieces

Welded tubes

Range of applications

ERW Line Pipes  

  • Line Pipes for gas, oil, water and lond-distance-heating, also with additional internal and external coatings

Longitudinal and spiral welded Tubes

  • Tubes for the transport of natural gas, oil, water and other media, also with additional internal and external coatings

Precision steel tubes

Sorts and range of applications


Sorts of precision steel tubes:

  • seamless, cold drawn tubes, DIN EN 10305-1 / (DIN 2391)
  • welded, cold drawn tubes, DIN EN 10305-2 / (DIN 2393)
  • welded, cold rolled tubes, DIN EN 10305-3 / (DIN 2394)
  • seamless, cold drawn tubes for hydraulic and pneumatic power systems, DIN EN 10305-4 / (DIN 2391/C)
  • welded, cold rolled tubes, with square or rectangular diameter, DIN EN 10305-5 / (DIN 2395)

Application ranges:

  • machine building
  • automotive industry
  • electrical-, building- and furniture industry

Contact Persons

Frank Harms
General Manager


Telephone: +49 211 / 4564 - 130

Ricarda Eichholz-Fieseler
Secretariat, Accounting
Telephone: +49 211 / 4564 - 131

Carla Mosch
Market and statistic

Telephone: +49 211 / 4564- 135