/  / Mother pipes

Mother pipes

Our pipe bends are chiefly made from straight steel pipes specifically manufactured to project requirements within the Salzgitter Group. The most common types of starting pipe are:

Large-diameter pipe
Large-diameter pipe

Submerged-arc spiral-weld and longitudinally welded pipe
Outside diameter: 508 to 1,620 mm (20" to 64")

HFI-welded steel pipe
HFI-welded steel pipe

Longitudinally high-frequency induction-welded
Outside diameter: 114 mm to 508 mm (4" to 20")

Seamless steel pipe
Seamless hot-rolled steel pipe

Manufactured using a variety of rolling processes
Outside diameter: 114 mm to 660 mm (4" to 26")

with thick walls:
Manufactured using the pierce-and-draw process
Outside diameter: 300 mm to 1.500 mm

Contact person
© Salzgitter Mannesmann Grobblech GmbH
Back to top.