Rothe Erde is today the worldwide largest manufacturer of seamless rolled rings.

Rothe Erde manufactures seamless rolled rings, with diameters ranging from 400 to 8,000 mm and unit weights up to 25,000 kgs, in various design types and qualities.

• Structural steels, heat-treated steels
• High alloyed steels
• From non-ferrous metals (aluminum, copper, titanium)
• From nickel-based alloys
• Rectangular and profiled
• With heat treatment: annealed, normalized, hardened and tempered
• Special treatments
• Raw and machined

Rothe Erde Rings are manufactured in various design types and qualities in Germany and Roteisa commercializes these products in Spain and Portugal.
Our comprehensive quality assurance system is certified to ISO 9001/2000 and is regularly verified by internal and external experts.