+49 (0)2935 81-0 info@carl-froh-tubes.de Mon - Fri 8:00 - 16:00 h

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Carl Froh produces longitudinally welded precision steel tubes according to DIN EN 10305-3 and dimensionally rolled square and rectangular tubes according to DIN EN 10305-5. These are characterised by close tolerances and a consistent surface quality.

In addition to starting material in standard grades, such as hot-rolled and cold-rolled strip, we also process large quantities of sendzimir galvanised strip.

Our precision steel tubes are manufactured in the delivery states +CR1 and +CR2 from various materials E155, E195, E220, E235, E355, E420, E460, E500, E700 and other high-strength grades on request.

Our product range includes round, square, rectangular and flat oval tubes, starting from a round tube outer diameter of 8 mm to 88.9 mm. The wall thickness is possible from 0.5 - 4.0 mm.

Special cross-sections according to customer requirements are also possible. The inner weld seam can be scraped accordingly and the position location can be defined.

Welded tubes according to DIN EN 10305-3 and DIN EN 10305-5

Outer diameter from 8.0 mm to 88.9 mm

Wall thickness from 0.5 mm to 4.0 mm


  • E155
  • E195 (St34-2)
  • E220
  • E235 (St37-2)
  • E355 (St52-3)
  • E420
  • E460
  • E500
  • E700

Delivery conditions




  • S2
  • S3


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