SIRIO Impianti Industriali

Who we are

SIRIO was founded in 1987 as an independent, complete and flexible company and after 31 years of experience it is one of the world`s leader companies in this peculiar and important sector.

Hot Dip Galvanizing Plants

The Hot Dip Galvanizing is a metallurgical process which helps to protect steel materials from corrosion caused by potential exposure to harsh environments.

Phosphating and Pickling Plants

The steel material phosphating process has the purpose to produce a thin and compact conversion layer which is strongly anchored to the surface in order to facilitate the cold deformation or the further drawing operations.


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Contact us

Hot Dip Galvanizing Plants

General Galvanizing Plants

These plants are destined for the galvanizing of various materials. On the basis of different factors, SIRIO together with the customer choose the best type of layout and management system.

Centrifuge Galvanizing Plants

These plants are destined for the galvanizing of all those small products that after being immersed in the galvanizing kettle need to be centrifuged in order to eliminate the excess of zinc.

Pipes Galvanizing Plants

These plants are completely automatic and allow the galvanizing of water/gas pipes with diameter from 1/2“ to 8” and with the length from 4,5 m to 7,5 m.

SIRIO technicians and skilled workers guarantee the installation of the equipment and a prompt assistance in case of needs.

Where we are


Via Don Marzorati, 18/20 – 20030 Senago (MI)

+39 02 9982277