Thanks to passion, technical expertise, and continuous investment in research and innovation, Trafilerie Rotta is now a leading manufacturer of certified steel wire in Italy and Europe.
With over 70 years of experience, the Rotta Brothers have transformed a family business into a solid and flexible industrial enterprise, capable of meeting the needs of diverse sectors such as automotive, furniture, home appliances, agriculture, metalworking, and food production.
Low, medium, and high-carbon steel wires, 0.8–16 mm. Certified to EN 10270-1, ideal for springs, cables, and industrial applications.

Low, medium, and high-carbon steel wires available in diameters from 0.8 mm to 16 mm, produced according to European standard...
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Patenting steel is an advanced heat treatment that involves heating the material to approximately 970°C in a furnace,...
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Soft annealing is a heat treatment for steel wire that is carried out at high temperatures with the aim of obtaining a...
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Galvanizing steel wire is a surface protection process that involves immersing the wire in molten zinc, creating a...
Show moreWe use wire rod from internationally certified suppliers, carefully selecting carbon contents ranging from 0.04% to 0.88% and diameters between 5.5 mm and 17 mm.
The initial diameter and carbon content of the raw material are key factors in determining the final properties of the drawn wire, influencing its malleability, strength, and durability.
Heat treatments include processes such as:
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Trafilerie Rotta offers customers high-quality steel wire, certified according to UNI 3823 and UNI EN 10270-1 standards.