Delfin Tubes: Extended surface tubes and Heat transfer equipment

Our commitment is offering our customers the best possible product with the highest performance for their function

DELFIN TUBES S.A. has started a new production process for the manufacturing of finned tubes by laser welding for increased efficiency and higher quality.

This new line has been developed by our engineers combining both our large experience manufacturing extended surface and the most modern laser technology available in the market.

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Why should you trust Delfin Tubes, S.A.

Our highly qualified staff is the best ally for your projects. High technology, adequate facilities, absolute dedication to quality assurance and a privileged geographic location.

Our capabilities have been recognized by leading international engineering organizations. Explore this site and discover why should you trust Delfin Tubes, S.A.


Good impression about our participation in the Steel Industry Forum

During the forum, we got in touch with potential customers and we have strengthen the relationship with those already known

Our commercial team had several interviews which will allow us to open the market to new destinations. On the other hand we have visited already consolidated clients, with whom we have talked about future projects.

Therefore, the balance of this fair for our company it's very positive and we hope to participate in upcoming calls.

Several regional media have covered the news, including the opening cerremony with the President of the Principality os Asturias. You can check on the following links:



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Delfin Tubes has received support from the European Union, through the European Regional Development Fund (FEDER) and the Principality of Asturias, through IDEPA, for the realization of an R & D Project that allowed the development of a new Technique for the production of welded tubes by laser welding, and the subsequent surface treatment thereof. This project allows Delfin Tubes to offer to the market an improved product in terms of thermal efficiency and resistance to corrosion, thanks to the reduction of the fin pitch, the use of new materials and the application of innovative coatings. In short, offering new advantages and alternatives to the industry thanks to the use of state-of-the-art laser technology, which takes this product to higher levels of quality than any existing manufacturing process.