![](assets/images/a/IMG_2839-b2190402.jpg)
State of the art machinery
Performance ranges
![deformation of pipes](files/media/verformung%20von%20rohren.jpg)
Cold and hot forming of steel pipes
- up to 4,200 mm clear Ø
up to 4,000 mm length
depending on wall thickness without circumferential seam - Longer pipe lengths with circumferential weld possible
Inner tube diameter:
300mm to 1,500mm
up 1.500mmWall thickness:
15 - 150mm
max. 200mm
High quality materials
- General structural steel according to DIN EN 10025-2
e.g.: S235JR+N, S355J2+N - Fine-grained structural steel according to DIN EN 10028-3
e.g.: S355NL, S460NL, P355NL2/NH, P460NL2/NH - Water-quenched and tempered fine-grained structural steel
according to DIN EN 10025-6 e.g.: S690QL/QL1 - Heat-resistant steel according to DIN EN 10028-2
e.g.: P265GH, 16Mo3, 10CrMo9-10, 13CrMo4-5 - Thermomechanically rolled fine-grained structural steel
according to DIN EN 10025-4 e.g.: S350ML, S460G2+M - Stainless steel according to DIN EN 10028-7, DIN EN 10088
e.g.: 1.4301, 1.4541, 1.4571, 1.4462
![materials](files/media/werkstoffe.jpg)
![](files/media/IMG_2843.jpg)
Welding process
- Submerged arc welding, inside and outside
- MIG / MAG
Wage annealing
- Annealing in TÜV-approved furnace with diagram and annealing certificate